Re: [PATCH] iommu: Check for deferred attach in iommu_group_do_dma_attach()
Hi Joerg,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on next-20200604]
[cannot apply to v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Joerg-Roedel/iommu-Check-for-deferred-attach-in-iommu_group_do_dma_attach/20200604-172315
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm-randconfig-s032-20200604 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-244-g0ee050a8-dirty
# save the attached .config to linux build tree
make W=1 C=1 ARCH=arm CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>, old ones prefixed by <<):
drivers/iommu/iommu.c:386:5: warning: no previous prototype for
'iommu_insert_resv_region' [-Wmissing-prototypes]
386 | int iommu_insert_resv_region(struct iommu_resv_region *new,
| ^~~~
drivers/iommu/iommu.c: In function 'iommu_group_do_dma_attach':
>> drivers/iommu/iommu.c:1685:32: error: 'group' undeclared (first use in this
>> function); did you mean 'cgroup'?
1685 | if (!iommu_is_attach_deferred(group->domain, dev))
|^
|cgroup
drivers/iommu/iommu.c:1685:32: note: each undeclared identifier is reported
only once for each function it appears in
drivers/iommu/iommu.c:1682:23: warning: unused variable 'domain'
[-Wunused-variable]
1682 | struct iommu_domain *domain = data;
| ^~
drivers/iommu/iommu.c: At top level:
drivers/iommu/iommu.c:2171:5: warning: no previous prototype for '__iommu_map'
[-Wmissing-prototypes]
2171 | int __iommu_map(struct iommu_domain *domain, unsigned long iova,
| ^~~
drivers/iommu/iommu.c:2322:8: warning: no previous prototype for
'__iommu_map_sg' [-Wmissing-prototypes]
2322 | size_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova,
|^~
vim +1685 drivers/iommu/iommu.c
1679
1680 static int iommu_group_do_dma_attach(struct device *dev, void *data)
1681 {
1682 struct iommu_domain *domain = data;
1683 int ret = 0;
1684
> 1685 if (!iommu_is_attach_deferred(group->domain, dev))
1686 ret = __iommu_attach_device(group->domain, dev);
1687
1688 return ret;
1689 }
1690
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Re: [PATCH 1/3] dma-direct: provide the ability to reserve per-numa CMA
Hi Barry,
I love your patch! Perhaps something to improve:
[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on linus/master v5.7]
[cannot apply to next-20200605]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Barry-Song/support-per-numa-CMA-for-ARM-server/20200603-104821
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
for-next/core
config: i386-randconfig-r016-20200605 (attached as .config)
compiler: gcc-4.9 (Ubuntu 4.9.3-13ubuntu2) 4.9.3
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/printk.h:326:0,
from include/linux/kernel.h:15,
from include/asm-generic/bug.h:19,
from arch/x86/include/asm/bug.h:83,
from include/linux/bug.h:5,
from include/linux/mmdebug.h:5,
from include/linux/mm.h:9,
from include/linux/memblock.h:13,
from kernel/dma/contiguous.c:21:
kernel/dma/contiguous.c: In function 'dma_pernuma_cma_reserve':
>> include/linux/dynamic_debug.h:82:16: warning: format '%llu' expects argument
>> of type 'long long unsigned int', but argument 4 has type 'unsigned int'
>> [-Wformat=]
static struct _ddebug __aligned(8) ^
include/linux/dynamic_debug.h:123:2: note: in expansion of macro
'DEFINE_DYNAMIC_DEBUG_METADATA'
DEFINE_DYNAMIC_DEBUG_METADATA(id, fmt); ^
include/linux/dynamic_debug.h:143:2: note: in expansion of macro
'__dynamic_func_call'
__dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
^
include/linux/dynamic_debug.h:153:2: note: in expansion of macro
'_dynamic_func_call'
_dynamic_func_call(fmt, __dynamic_pr_debug, ^
include/linux/printk.h:330:2: note: in expansion of macro 'dynamic_pr_debug'
dynamic_pr_debug(fmt, ##__VA_ARGS__)
^
kernel/dma/contiguous.c:128:3: note: in expansion of macro 'pr_debug'
pr_debug("%s: reserved %llu MiB on node %dn", __func__,
^
vim +82 include/linux/dynamic_debug.h
923abb9d797ba0 Gal Pressman 2019-05-01 75
923abb9d797ba0 Gal Pressman 2019-05-01 76 extern __printf(3, 4)
923abb9d797ba0 Gal Pressman 2019-05-01 77 void __dynamic_ibdev_dbg(struct
_ddebug *descriptor,
923abb9d797ba0 Gal Pressman 2019-05-01 78 const
struct ib_device *ibdev,
923abb9d797ba0 Gal Pressman 2019-05-01 79 const
char *fmt, ...);
923abb9d797ba0 Gal Pressman 2019-05-01 80
2bdde670beedf7 Rasmus Villemoes 2019-03-07 81 #define
DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt)\
c0d2af63786394 Joe Perches 2012-10-18 @82 static struct _ddebug
__aligned(8) \
07613b0b5ef857 Jason Baron 2011-10-04 83
__attribute__((section("__verbose"))) name = { \
07613b0b5ef857 Jason Baron 2011-10-04 84 .modname =
KBUILD_MODNAME, \
07613b0b5ef857 Jason Baron 2011-10-04 85 .function =
__func__, \
07613b0b5ef857 Jason Baron 2011-10-04 86 .filename =
__FILE__, \
07613b0b5ef857 Jason Baron 2011-10-04 87 .format =
(fmt),\
07613b0b5ef857 Jason Baron 2011-10-04 88 .lineno =
__LINE__, \
07613b0b5ef857 Jason Baron 2011-10-04 89 .flags =
_DPRINTK_FLAGS_DEFAULT,\
2bdde670beedf7 Rasmus Villemoes 2019-03-07 90
_DPRINTK_KEY_INIT \
07613b0b5ef857 Jason Baron 2011-10-04 91 }
07613b0b5ef857 Jason Baron 2011-10-04 92
:: The code at line 82 was first introduced by commit
:: c0d2af637863940b1a4fb208224ca7acb905c39f dynamic_debug: Remove
unnecessary __used
:: TO: Joe Perches
:: CC: Greg Kroah-Hartman
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Re: [PATCH] iommu/arm-smmu: Don't bypass pinned stream mappings
Hi Jordan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on v5.7 next-20200609]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Don-t-bypass-pinned-stream-mappings/20200610-020733
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
bc2b70982be8f5250cd0082a7190f8b417bd4dfe)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>, old ones prefixed by <<):
>> drivers/iommu/arm-smmu.c:1143:45: error: no member named 'pinned' in 'struct
>> arm_smmu_s2cr'
if (type == S2CR_TYPE_BYPASS && s2cr[idx].pinned)
~ ^
1 error generated.
vim +1143 drivers/iommu/arm-smmu.c
1122
1123 static int arm_smmu_domain_add_master(struct arm_smmu_domain
*smmu_domain,
1124struct arm_smmu_master_cfg *cfg,
1125struct iommu_fwspec *fwspec)
1126 {
1127 struct arm_smmu_device *smmu = smmu_domain->smmu;
1128 struct arm_smmu_s2cr *s2cr = smmu->s2crs;
1129 u8 cbndx = smmu_domain->cfg.cbndx;
1130 enum arm_smmu_s2cr_type type;
1131 int i, idx;
1132
1133 if (smmu_domain->stage == ARM_SMMU_DOMAIN_BYPASS)
1134 type = S2CR_TYPE_BYPASS;
1135 else
1136 type = S2CR_TYPE_TRANS;
1137
1138 for_each_cfg_sme(cfg, fwspec, i, idx) {
1139 if (type == s2cr[idx].type && cbndx == s2cr[idx].cbndx)
1140 continue;
1141
1142 /* Don't bypasss pinned streams; leave them as they are
*/
> 1143 if (type == S2CR_TYPE_BYPASS && s2cr[idx].pinned)
1144 continue;
1145
1146 s2cr[idx].type = type;
1147 s2cr[idx].privcfg = S2CR_PRIVCFG_DEFAULT;
1148 s2cr[idx].cbndx = cbndx;
1149 arm_smmu_write_s2cr(smmu, idx);
1150 }
1151 return 0;
1152 }
1153
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Re: [PATCH] iommu/arm-smmu: Don't bypass pinned stream mappings
Hi Jordan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on v5.7 next-20200609]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Don-t-bypass-pinned-stream-mappings/20200610-020733
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: riscv-allyesconfig (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>, old ones prefixed by <<):
drivers/iommu/arm-smmu.c: In function 'arm_smmu_domain_add_master':
>> drivers/iommu/arm-smmu.c:1143:44: error: 'struct arm_smmu_s2cr' has no
>> member named 'pinned'
1143 | if (type == S2CR_TYPE_BYPASS && s2cr[idx].pinned)
|^
vim +1143 drivers/iommu/arm-smmu.c
1122
1123 static int arm_smmu_domain_add_master(struct arm_smmu_domain
*smmu_domain,
1124struct arm_smmu_master_cfg *cfg,
1125struct iommu_fwspec *fwspec)
1126 {
1127 struct arm_smmu_device *smmu = smmu_domain->smmu;
1128 struct arm_smmu_s2cr *s2cr = smmu->s2crs;
1129 u8 cbndx = smmu_domain->cfg.cbndx;
1130 enum arm_smmu_s2cr_type type;
1131 int i, idx;
1132
1133 if (smmu_domain->stage == ARM_SMMU_DOMAIN_BYPASS)
1134 type = S2CR_TYPE_BYPASS;
1135 else
1136 type = S2CR_TYPE_TRANS;
1137
1138 for_each_cfg_sme(cfg, fwspec, i, idx) {
1139 if (type == s2cr[idx].type && cbndx == s2cr[idx].cbndx)
1140 continue;
1141
1142 /* Don't bypasss pinned streams; leave them as they are
*/
> 1143 if (type == S2CR_TYPE_BYPASS && s2cr[idx].pinned)
1144 continue;
1145
1146 s2cr[idx].type = type;
1147 s2cr[idx].privcfg = S2CR_PRIVCFG_DEFAULT;
1148 s2cr[idx].cbndx = cbndx;
1149 arm_smmu_write_s2cr(smmu, idx);
1150 }
1151 return 0;
1152 }
1153
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Re: [PATCH v2 1/2] iommu/amd: Move AMD IOMMU driver into subdirectory
Hi Joerg,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on linus/master next-20200609]
[cannot apply to v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Joerg-Roedel/iommu-Move-Intel-and-AMD-drivers-into-their-own-subdirectory/20200609-210928
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-r026-20200607 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
bc2b70982be8f5250cd0082a7190f8b417bd4dfe)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
>> drivers/iommu/amd/init.c:3073:19: warning: no previous prototype for
>> function 'get_amd_iommu' [-Wmissing-prototypes]
struct amd_iommu *get_amd_iommu(unsigned int idx)
^
drivers/iommu/amd/init.c:3073:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
struct amd_iommu *get_amd_iommu(unsigned int idx)
^
static
>> drivers/iommu/amd/init.c:3092:4: warning: no previous prototype for function
>> 'amd_iommu_pc_get_max_banks' [-Wmissing-prototypes]
u8 amd_iommu_pc_get_max_banks(unsigned int idx)
^
drivers/iommu/amd/init.c:3092:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
u8 amd_iommu_pc_get_max_banks(unsigned int idx)
^
static
>> drivers/iommu/amd/init.c:3103:6: warning: no previous prototype for function
>> 'amd_iommu_pc_supported' [-Wmissing-prototypes]
bool amd_iommu_pc_supported(void)
^
drivers/iommu/amd/init.c:3103:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
bool amd_iommu_pc_supported(void)
^
static
>> drivers/iommu/amd/init.c:3109:4: warning: no previous prototype for function
>> 'amd_iommu_pc_get_max_counters' [-Wmissing-prototypes]
u8 amd_iommu_pc_get_max_counters(unsigned int idx)
^
drivers/iommu/amd/init.c:3109:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
u8 amd_iommu_pc_get_max_counters(unsigned int idx)
^
static
>> drivers/iommu/amd/init.c:3158:5: warning: no previous prototype for function
>> 'amd_iommu_pc_get_reg' [-Wmissing-prototypes]
int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64
*value)
^
drivers/iommu/amd/init.c:3158:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64
*value)
^
static
>> drivers/iommu/amd/init.c:3167:5: warning: no previous prototype for function
>> 'amd_iommu_pc_set_reg' [-Wmissing-prototypes]
int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64
*value)
^
drivers/iommu/amd/init.c:3167:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64
*value)
^
static
6 warnings generated.
vim +/get_amd_iommu +3073 drivers/iommu/amd/init.c
30861ddc9cca47 drivers/iommu/amd_iommu_init.c Steven L Kinney 2013-06-05
3072
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
@3073 struct amd_iommu *get_amd_iommu(unsigned int idx)
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3074 {
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3075unsigned int i = 0;
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3076struct amd_iommu *iommu;
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3077
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3078for_each_iommu(iommu)
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3079if (i++ == idx)
f5863a00e73c43 drivers/iommu/amd_iommu_init.c Suravee Suthikulpanit 2017-02-24
3080
Re: [PATCH v8 4/7] iommu/arm-smmu: Add a pointer to the attached device to smmu_domain
Hi Jordan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.7 next-20200611]
[cannot apply to iommu/next robh/for-next arm/for-next keystone/next
rockchip/for-next arm64/for-next/core shawnguo/for-next soc/for-next]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Enable-split-pagetable-support/20200612-094718
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
b961f8dc8976c091180839f4483d67b7c2ca2578
config: arm64-randconfig-s031-20200612 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-250-g42323db3-dirty
# save the attached .config to linux build tree
make W=1 C=1 ARCH=arm64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>, old ones prefixed by <<):
drivers/iommu/arm-smmu.c: In function 'arm_smmu_init_domain_context':
>> drivers/iommu/arm-smmu.c:804:21: error: 'dev' undeclared (first use in this
>> function); did you mean 'cdev'?
804 | smmu_domain->dev = dev;
| ^~~
| cdev
drivers/iommu/arm-smmu.c:804:21: note: each undeclared identifier is reported
only once for each function it appears in
vim +804 drivers/iommu/arm-smmu.c
669
670 static int arm_smmu_init_domain_context(struct iommu_domain *domain,
671 struct arm_smmu_device *smmu)
672 {
673 int irq, start, ret = 0;
674 unsigned long ias, oas;
675 struct io_pgtable_ops *pgtbl_ops;
676 struct io_pgtable_cfg pgtbl_cfg;
677 enum io_pgtable_fmt fmt;
678 struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain);
679 struct arm_smmu_cfg *cfg = &smmu_domain->cfg;
680
681 mutex_lock(&smmu_domain->init_mutex);
682 if (smmu_domain->smmu)
683 goto out_unlock;
684
685 if (domain->type == IOMMU_DOMAIN_IDENTITY) {
686 smmu_domain->stage = ARM_SMMU_DOMAIN_BYPASS;
687 smmu_domain->smmu = smmu;
688 goto out_unlock;
689 }
690
691 /*
692 * Mapping the requested stage onto what we support is
surprisingly
693 * complicated, mainly because the spec allows S1+S2 SMMUs
without
694 * support for nested translation. That means we end up with the
695 * following table:
696 *
697 * RequestedSupportedActual
698 * S1 N S1
699 * S1 S1+S2S1
700 * S1 S2 S2
701 * S1 S1 S1
702 * NN N
703 * N S1+S2S2
704 * NS2 S2
705 * NS1 S1
706 *
707 * Note that you can't actually request stage-2 mappings.
708 */
709 if (!(smmu->features & ARM_SMMU_FEAT_TRANS_S1))
710 smmu_domain->stage = ARM_SMMU_DOMAIN_S2;
711 if (!(smmu->features & ARM_SMMU_FEAT_TRANS_S2))
712 smmu_domain->stage = ARM_SMMU_DOMAIN_S1;
713
714 /*
715 * Choosing a suitable context format is even more fiddly.
Until we
716 * grow some way for the caller to express a preference, and/or
move
717 * the decision into the io-pgtable code where it arguably
belongs,
718 * just aim for the closest thing to the rest of the system,
and hope
719 * that the hardware isn't esoteric enough that we can't assume
AArch64
720 * support to be a superset of AArch32 support...
721 */
722 if (smmu->features & ARM_SMMU_FEAT_FMT_AARCH32_L)
723 cfg->fmt = ARM_SMMU_CTX_FMT_AARCH32_L;
724 if (IS_ENABLED(CONFIG_IOMMU_IO_PGTABLE_ARMV7S) &&
725 !IS_ENABLED(CONFIG_64BIT) && !IS_ENABLED(CONFIG_ARM_LPAE) &&
726 (smmu->features & ARM_SMMU_FEAT_FMT_AARCH32_S) &&
727 (smmu_domain->stage == ARM_SMMU_DOMAIN_S
Re: [PATCH v8 6/7] drm/msm: Set the global virtual address range from the IOMMU domain
Hi Jordan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on next-20200611] [cannot apply to iommu/next robh/for-next arm/for-next keystone/next rockchip/for-next arm64/for-next/core shawnguo/for-next soc/for-next v5.7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Enable-split-pagetable-support/20200612-094718 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git b961f8dc8976c091180839f4483d67b7c2ca2578 config: arm-defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>, old ones prefixed by <<): In file included from include/linux/bitops.h:5, from include/linux/kernel.h:12, from include/linux/ascii85.h:11, from drivers/gpu/drm/msm/adreno/adreno_gpu.c:9: drivers/gpu/drm/msm/adreno/adreno_gpu.c: In function 'adreno_iommu_create_address_space': include/linux/bits.h:37:11: warning: right shift count is negative [-Wshift-count-negative] 37 | (~UL(0) >> (BITS_PER_LONG - 1 - (h | ^~ include/linux/bits.h:39:31: note: in expansion of macro '__GENMASK' 39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^ >> drivers/gpu/drm/msm/adreno/adreno_gpu.c:206:11: note: in expansion of macro >> 'GENMASK' 206 | start & GENMASK(48, 0), size); | ^~~ -- In file included from include/linux/bits.h:6, from include/linux/bitops.h:5, from include/linux/kernel.h:12, from drivers/gpu/drm/msm/msm_drv.h:11, from drivers/gpu/drm/msm/msm_iommu.c:7: drivers/gpu/drm/msm/msm_iommu.c: In function 'msm_iommu_map': >> include/vdso/bits.h:7:26: warning: left shift count >= width of type >> [-Wshift-count-overflow] 7 | #define BIT(nr) (UL(1) << (nr)) | ^~ >> drivers/gpu/drm/msm/msm_iommu.c:40:13: note: in expansion of macro 'BIT' 40 | if (iova & BIT(48)) | ^~~ In file included from include/linux/bitops.h:5, from include/linux/kernel.h:12, from drivers/gpu/drm/msm/msm_drv.h:11, from drivers/gpu/drm/msm/msm_iommu.c:7: >> include/linux/bits.h:36:22: warning: left shift count >= width of type >> [-Wshift-count-overflow] 36 | (((~UL(0)) - (UL(1) << (l)) + 1) & | ^~ include/linux/bits.h:39:31: note: in expansion of macro '__GENMASK' 39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^ >> drivers/gpu/drm/msm/msm_iommu.c:41:11: note: in expansion of macro 'GENMASK' 41 | iova |= GENMASK(63, 49); | ^~~ include/linux/bits.h:37:11: warning: right shift count is negative [-Wshift-count-negative] 37 | (~UL(0) >> (BITS_PER_LONG - 1 - (h | ^~ include/linux/bits.h:39:31: note: in expansion of macro '__GENMASK' 39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^ >> drivers/gpu/drm/msm/msm_iommu.c:41:11: note: in expansion of macro 'GENMASK' 41 | iova |= GENMASK(63, 49); | ^~~ In file included from include/linux/bits.h:6, from include/linux/bitops.h:5, from include/linux/kernel.h:12, from drivers/gpu/drm/msm/msm_drv.h:11, from drivers/gpu/drm/msm/msm_iommu.c:7: drivers/gpu/drm/msm/msm_iommu.c: In function 'msm_iommu_unmap': >> include/vdso/bits.h:7:26: warning: left shift count >= width of type >> [-Wshift-count-overflow] 7 | #define BIT(nr) (UL(1) << (nr)) | ^~ drivers/gpu/drm/msm/msm_iommu.c:53:13: note: in expansion of macro 'BIT' 53 | if (iova & BIT(48)) | ^~~ In file included from include/linux/bitops.h:5, from include/linux/kernel.h:12, from drivers/gpu/drm/msm/msm_drv.h:11, from drivers/gpu/drm/msm/msm_iommu.c:7: >> include/linux/bits.h:36:22: warning: left shift count >= width of type >> [-Wshift-count-overflow] 36 | (((~UL(0)) - (UL(1) << (l)) + 1) & | ^~ include/linux/bits.h:39:31: note: in expansion of macro '__GENMASK' 39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) |
Re: [PATCH v8 5/7] iommu/arm-smmu: Add implementation for the adreno GPU SMMU
Hi Jordan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on next-20200611]
[cannot apply to iommu/next robh/for-next arm/for-next keystone/next
rockchip/for-next arm64/for-next/core shawnguo/for-next soc/for-next v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Enable-split-pagetable-support/20200612-094718
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
b961f8dc8976c091180839f4483d67b7c2ca2578
config: arm64-randconfig-s031-20200612 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-250-g42323db3-dirty
# save the attached .config to linux build tree
make W=1 C=1 ARCH=arm64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All error/warnings (new ones prefixed by >>, old ones prefixed by <<):
drivers/iommu/arm-smmu-qcom.c: In function 'qcom_adreno_smmu_is_gpu_device':
>> drivers/iommu/arm-smmu-qcom.c:17:49: error: 'smmu_domain->dev' is a pointer;
>> did you mean to use '->'?
17 | return of_device_is_compatible(smmu_domain->dev.of_node, "qcom,adreno");
| ^
| ->
>> drivers/iommu/arm-smmu-qcom.c:18:1: warning: control reaches end of non-void
>> function [-Wreturn-type]
18 | }
| ^
vim +17 drivers/iommu/arm-smmu-qcom.c
14
15 static bool qcom_adreno_smmu_is_gpu_device(struct arm_smmu_domain
*smmu_domain)
16 {
> 17 return of_device_is_compatible(smmu_domain->dev.of_node,
"qcom,adreno");
> 18 }
19
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Re: [PATCH v8 5/7] iommu/arm-smmu: Add implementation for the adreno GPU SMMU
Hi Jordan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on next-20200612]
[cannot apply to iommu/next robh/for-next arm/for-next keystone/next
rockchip/for-next arm64/for-next/core shawnguo/for-next soc/for-next v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jordan-Crouse/iommu-arm-smmu-Enable-split-pagetable-support/20200612-094718
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
b961f8dc8976c091180839f4483d67b7c2ca2578
config: arm64-randconfig-r026-20200612 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
3b43f006294971b8049d4807110032169780e5b8)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>, old ones prefixed by <<):
>> drivers/iommu/arm-smmu-qcom.c:17:49: error: member reference type 'struct
>> device *' is a pointer; did you mean to use '->'?
return of_device_is_compatible(smmu_domain->dev.of_node, "qcom,adreno");
^
->
1 error generated.
vim +17 drivers/iommu/arm-smmu-qcom.c
14
15 static bool qcom_adreno_smmu_is_gpu_device(struct arm_smmu_domain
*smmu_domain)
16 {
> 17 return of_device_is_compatible(smmu_domain->dev.of_node,
"qcom,adreno");
18 }
19
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Re: [PATCH v6 04/36] drm: amdgpu: fix common struct sg_table related issues
Hi Marek,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200618]
[also build test WARNING on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/dma-mapping.h:11,
from drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:25:
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c: In function
'amdgpu_vram_mgr_alloc_sgt':
include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
>> drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:480:2: note: in expansion of
>> macro 'for_each_sgtable_sg'
480 | for_each_sgtable_sg(*sgt, sg, i)
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
>> drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:480:2: note: in expansion of
>> macro 'for_each_sgtable_sg'
480 | for_each_sgtable_sg(*sgt, sg, i)
| ^~~
include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:484:2: note: in expansion of macro
'for_each_sgtable_sg'
484 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:484:2: note: in expansion of macro
'for_each_sgtable_sg'
484 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:504:2: note: in expansion of macro
'for_each_sgtable_sg'
504 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean to
use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro 'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:504:2: note: in expansion of macro
'for_each_sgtable_sg'
504 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
In file included from drivers/gpu/drm/amd/amd
Re: [PATCH v6 21/36] drm: v3d: fix common struct sg_table related issues
Hi Marek,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200618]
[also build test WARNING on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/kernel.h:11,
from include/linux/delay.h:22,
from drivers/gpu/drm/v3d/v3d_drv.h:4,
from drivers/gpu/drm/v3d/v3d_mmu.c:21:
drivers/gpu/drm/v3d/v3d_mmu.c: In function 'v3d_mmu_insert_ptes':
include/linux/compiler.h:339:38: error: call to '__compiletime_assert_254'
declared with attribute error: BUILD_BUG_ON failed: V3D_MMU_PAGE_SHIFT !=
PAGE_SIZE
339 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler.h:320:4: note: in definition of macro
'__compiletime_assert'
320 |prefix ## suffix(); |^~
include/linux/compiler.h:339:2: note: in expansion of macro
'_compiletime_assert'
339 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~
include/linux/build_bug.h:39:37: note: in expansion of macro
'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~
include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~
>> drivers/gpu/drm/v3d/v3d_mmu.c:100:3: note: in expansion of macro
>> 'BUILD_BUG_ON'
100 | BUILD_BUG_ON(V3D_MMU_PAGE_SHIFT != PAGE_SIZE);
| ^~~~
vim +/BUILD_BUG_ON +100 drivers/gpu/drm/v3d/v3d_mmu.c
86
87 void v3d_mmu_insert_ptes(struct v3d_bo *bo)
88 {
89 struct drm_gem_shmem_object *shmem_obj = &bo->base;
90 struct v3d_dev *v3d = to_v3d_dev(shmem_obj->base.dev);
91 u32 page = bo->node.start;
92 u32 page_prot = V3D_PTE_WRITEABLE | V3D_PTE_VALID;
93 struct sg_dma_page_iter dma_iter;
94
95 for_each_sgtable_dma_page(shmem_obj->sgt, &dma_iter, 0) {
96 dma_addr_t dma_addr =
sg_page_iter_dma_address(&dma_iter);
97 u32 page_address = dma_addr >> V3D_MMU_PAGE_SHIFT;
98 u32 pte = page_prot | page_address;
99
> 100 BUILD_BUG_ON(V3D_MMU_PAGE_SHIFT != PAGE_SIZE);
101 BUG_ON(page_address + 1 >= BIT(24));
102 v3d->pt[page++] = pte;
103 }
104
105 WARN_ON_ONCE(page - bo->node.start !=
106 shmem_obj->base.size >> V3D_MMU_PAGE_SHIFT);
107
108 if (v3d_mmu_flush_all(v3d))
109 dev_err(v3d->drm.dev, "MMU flush timeout\n");
110 }
111
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Re: [PATCH v6 32/36] rapidio: fix common struct sg_table related issues
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200618]
[also build test ERROR on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/dma-mapping.h:11,
from drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:25:
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c: In function
'amdgpu_vram_mgr_alloc_sgt':
>> include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean
>> to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:480:2: note: in expansion of
macro 'for_each_sgtable_sg'
480 | for_each_sgtable_sg(*sgt, sg, i)
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean
to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:480:2: note: in expansion of
macro 'for_each_sgtable_sg'
480 | for_each_sgtable_sg(*sgt, sg, i)
| ^~~
>> include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean
>> to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:484:2: note: in expansion of
macro 'for_each_sgtable_sg'
484 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean
to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:484:2: note: in expansion of
macro 'for_each_sgtable_sg'
484 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
>> include/linux/scatterlist.h:158:17: error: '*sgt' is a pointer; did you mean
>> to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:22: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg))
| ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c:504:2: note: in expansion of
macro 'for_each_sgtable_sg'
504 | for_each_sgtable_sg(*sgt, sg, i) {
| ^~~
include/linux/scatterlist.h:158:31: error: '*sgt' is a pointer; did you mean
to use '->'?
158 | for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
| ^~
include/linux/scatterlist.h:152:38: note: in definition of macro
'for_each_sg'
152 | for (__i = 0, sg = (sglist); __i < (nr); __i++, s
Re: [PATCH v6 35/36] videobuf2: use sgtable-based scatterlist wrappers
Hi Marek, I love your patch! Yet something to improve: [auto build test ERROR on next-20200618] [also build test ERROR on v5.8-rc1] [cannot apply to linuxtv-media/master staging/staging-testing drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7 v5.7-rc7] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417 base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba config: alpha-allyesconfig (attached as .config) compiler: alpha-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All error/warnings (new ones prefixed by >>): drivers/media/common/videobuf2/videobuf2-dma-sg.c: In function 'vb2_dma_sg_alloc': >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:173:13: error: invalid >> storage class for function 'vb2_dma_sg_put' 173 | static void vb2_dma_sg_put(void *buf_priv) | ^~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:173:1: warning: ISO C90 >> forbids mixed declarations and code [-Wdeclaration-after-statement] 173 | static void vb2_dma_sg_put(void *buf_priv) | ^~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:195:13: error: invalid >> storage class for function 'vb2_dma_sg_prepare' 195 | static void vb2_dma_sg_prepare(void *buf_priv) | ^~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:207:13: error: invalid >> storage class for function 'vb2_dma_sg_finish' 207 | static void vb2_dma_sg_finish(void *buf_priv) | ^ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:219:14: error: invalid >> storage class for function 'vb2_dma_sg_get_userptr' 219 | static void *vb2_dma_sg_get_userptr(struct device *dev, unsigned long vaddr, | ^~ drivers/media/common/videobuf2/videobuf2-dma-sg.c: In function 'vb2_dma_sg_get_userptr': >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:278:13: error: invalid >> storage class for function 'vb2_dma_sg_put_userptr' 278 | static void vb2_dma_sg_put_userptr(void *buf_priv) | ^~ drivers/media/common/videobuf2/videobuf2-dma-sg.c:278:1: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement] 278 | static void vb2_dma_sg_put_userptr(void *buf_priv) | ^~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:298:14: error: invalid >> storage class for function 'vb2_dma_sg_vaddr' 298 | static void *vb2_dma_sg_vaddr(void *buf_priv) | ^~~~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:315:21: error: invalid >> storage class for function 'vb2_dma_sg_num_users' 315 | static unsigned int vb2_dma_sg_num_users(void *buf_priv) | ^~~~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:322:12: error: invalid >> storage class for function 'vb2_dma_sg_mmap' 322 | static int vb2_dma_sg_mmap(void *buf_priv, struct vm_area_struct *vma) |^~~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:358:12: error: invalid >> storage class for function 'vb2_dma_sg_dmabuf_ops_attach' 358 | static int vb2_dma_sg_dmabuf_ops_attach(struct dma_buf *dbuf, |^~~~ >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:396:13: error: invalid >> storage class for function 'vb2_dma_sg_dmabuf_ops_detach' 396 | static void vb2_dma_sg_dmabuf_ops_detach(struct dma_buf *dbuf, | ^~~~ drivers/media/common/videobuf2/videobuf2-dma-sg.c: In function 'vb2_dma_sg_dmabuf_ops_detach': >> drivers/media/common/videobuf2/videobuf2-dma-sg.c:409:3: error: too few >> arguments to function 'dma_unmap_sgtable' 409 | dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir); | ^ In file included from include/linux/dma-buf.h:20, from include/media/videobuf2-co
Re: [PATCH v6 23/36] drm: vmwgfx: fix common struct sg_table related issues
Hi Marek,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200618]
[also build test WARNING on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: x86_64-randconfig-s021-20200618 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-rc1-10-gc17b1b06-dirty
# save the attached .config to linux build tree
make W=1 C=1 ARCH=x86_64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:365:38: sparse: sparse: incorrect
>> type in argument 2 (different base types) @@ expected struct sg_table
>> *sgt @@ got struct sg_table sgt @@
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:365:38: sparse: expected
>> struct sg_table *sgt
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:365:38: sparse: got struct
>> sg_table sgt
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:386:43: sparse: sparse: incorrect
type in argument 2 (different base types) @@ expected struct sg_table *sgt
@@ got struct sg_table sgt @@
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:386:43: sparse: expected
struct sg_table *sgt
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:386:43: sparse: got struct
sg_table sgt
vim +365 drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
352
353 /**
354 * vmw_ttm_unmap_from_dma - unmap device addresses previsouly mapped
for
355 * TTM pages
356 *
357 * @vmw_tt: Pointer to a struct vmw_ttm_backend
358 *
359 * Used to free dma mappings previously mapped by vmw_ttm_map_for_dma.
360 */
361 static void vmw_ttm_unmap_from_dma(struct vmw_ttm_tt *vmw_tt)
362 {
363 struct device *dev = vmw_tt->dev_priv->dev->dev;
364
> 365 dma_unmap_sgtable(dev, vmw_tt->sgt, DMA_BIDIRECTIONAL, 0);
366 vmw_tt->sgt.nents = vmw_tt->sgt.orig_nents;
367 }
368
---
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Re: [PATCH v6 23/36] drm: vmwgfx: fix common struct sg_table related issues
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200618]
[also build test ERROR on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-000417
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: x86_64-rhel-7.6 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All error/warnings (new ones prefixed by >>):
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c: In function
'vmw_ttm_unmap_from_dma':
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:365:31: error: incompatible type
>> for argument 2 of 'dma_unmap_sgtable'
365 | dma_unmap_sgtable(dev, vmw_tt->sgt, DMA_BIDIRECTIONAL, 0);
| ~~^
| |
| struct sg_table
In file included from include/linux/dma-buf.h:20,
from drivers/gpu/drm/vmwgfx/ttm_object.h:40,
from drivers/gpu/drm/vmwgfx/ttm_lock.h:55,
from drivers/gpu/drm/vmwgfx/vmwgfx_drv.h:44,
from drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:28:
include/linux/dma-mapping.h:651:75: note: expected 'struct sg_table *' but
argument is of type 'struct sg_table'
651 | static inline void dma_unmap_sgtable(struct device *dev, struct
sg_table *sgt,
|
~^~~
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c: In function
'vmw_ttm_map_for_dma':
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:386:36: error: incompatible type
>> for argument 2 of 'dma_map_sgtable'
386 | return dma_map_sgtable(dev, vmw_tt->sgt, DMA_BIDIRECTIONAL, 0);
| ~~^
||
|struct sg_table
In file included from include/linux/dma-buf.h:20,
from drivers/gpu/drm/vmwgfx/ttm_object.h:40,
from drivers/gpu/drm/vmwgfx/ttm_lock.h:55,
from drivers/gpu/drm/vmwgfx/vmwgfx_drv.h:44,
from drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:28:
include/linux/dma-mapping.h:628:72: note: expected 'struct sg_table *' but
argument is of type 'struct sg_table'
628 | static inline int dma_map_sgtable(struct device *dev, struct
sg_table *sgt,
|
~^~~
>> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c:387:1: warning: control reaches
>> end of non-void function [-Wreturn-type]
387 | }
| ^
vim +/dma_unmap_sgtable +365 drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
352
353 /**
354 * vmw_ttm_unmap_from_dma - unmap device addresses previsouly mapped
for
355 * TTM pages
356 *
357 * @vmw_tt: Pointer to a struct vmw_ttm_backend
358 *
359 * Used to free dma mappings previously mapped by vmw_ttm_map_for_dma.
360 */
361 static void vmw_ttm_unmap_from_dma(struct vmw_ttm_tt *vmw_tt)
362 {
363 struct device *dev = vmw_tt->dev_priv->dev->dev;
364
> 365 dma_unmap_sgtable(dev, vmw_tt->sgt, DMA_BIDIRECTIONAL, 0);
366 vmw_tt->sgt.nents = vmw_tt->sgt.orig_nents;
367 }
368
369 /**
370 * vmw_ttm_map_for_dma - map TTM pages to get device addresses
371 *
372 * @vmw_tt: Pointer to a struct vmw_ttm_backend
373 *
374 * This function is used to get device addresses from the kernel DMA
layer.
375 * However, it's violating the DMA API in that when this operation has
been
376 * performed, it's illegal for the CPU to write to the pages without
first
377 * unmapping the DMA mappings, or calling dma_sync_sg_for_cpu(). It is
378 * therefore only legal to call this function if we know that the
function
379 * dma_sync_sg_for_cpu() is a NOP, and dma_sync_sg_for_device() is at
most
380 * a CPU write buffer flush.
381 */
382 static int vmw_ttm_map_for_dma(struct vmw_ttm_tt *vmw_tt)
383 {
384 struct device *dev = vmw_tt->dev_priv->dev->dev;
385
> 386 return dma_map_sgtable(de
Re: [PATCH v7 31/36] staging: tegra-vde: fix common struct sg_table related issues
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200618]
[also build test ERROR on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-184302
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: c6x-allyesconfig (attached as .config)
compiler: c6x-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=c6x
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/staging/media/tegra-vde/iommu.c: In function 'tegra_vde_iommu_map':
>> drivers/staging/media/tegra-vde/iommu.c:39:9: error: implicit declaration of
>> function 'iommu_map_sgtable'; did you mean 'dma_map_sgtable'?
>> [-Werror=implicit-function-declaration]
39 | size = iommu_map_sgtable(vde->domain, addr, sgt,
| ^
| dma_map_sgtable
cc1: some warnings being treated as errors
vim +39 drivers/staging/media/tegra-vde/iommu.c
18
19 int tegra_vde_iommu_map(struct tegra_vde *vde,
20 struct sg_table *sgt,
21 struct iova **iovap,
22 size_t size)
23 {
24 struct iova *iova;
25 unsigned long shift;
26 unsigned long end;
27 dma_addr_t addr;
28
29 end = vde->domain->geometry.aperture_end;
30 size = iova_align(&vde->iova, size);
31 shift = iova_shift(&vde->iova);
32
33 iova = alloc_iova(&vde->iova, size >> shift, end >> shift,
true);
34 if (!iova)
35 return -ENOMEM;
36
37 addr = iova_dma_addr(&vde->iova, iova);
38
> 39 size = iommu_map_sgtable(vde->domain, addr, sgt,
40 IOMMU_READ | IOMMU_WRITE);
41 if (!size) {
42 __free_iova(&vde->iova, iova);
43 return -ENXIO;
44 }
45
46 *iovap = iova;
47
48 return 0;
49 }
50
---
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Re: [PATCH v7 33/36] rapidio: fix common struct sg_table related issues
Hi Marek,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200618]
[also build test WARNING on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-184302
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: x86_64-randconfig-r005-20200621 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
ef455a55bcf2cfea04a99c361b182ad18b7f03f1)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
>> drivers/rapidio/devices/rio_mport_cdev.c:939:40: warning: variable 'nents'
>> is uninitialized when used here [-Wuninitialized]
ret = do_dma_request(req, xfer, sync, nents);
^
drivers/rapidio/devices/rio_mport_cdev.c:816:11: note: initialize the variable
'nents' to silence this warning
int nents;
^
= 0
1 warning generated.
vim +/nents +939 drivers/rapidio/devices/rio_mport_cdev.c
e8de370188d098 Alexandre Bounine 2016-03-22 793
e8de370188d098 Alexandre Bounine 2016-03-22 794 /*
e8de370188d098 Alexandre Bounine 2016-03-22 795 * rio_dma_transfer() -
Perform RapidIO DMA data transfer to/from
e8de370188d098 Alexandre Bounine 2016-03-22 796 * the
remote RapidIO device
e8de370188d098 Alexandre Bounine 2016-03-22 797 * @filp: file pointer
associated with the call
e8de370188d098 Alexandre Bounine 2016-03-22 798 * @transfer_mode: DMA
transfer mode
e8de370188d098 Alexandre Bounine 2016-03-22 799 * @sync: synchronization
mode
e8de370188d098 Alexandre Bounine 2016-03-22 800 * @dir: DMA transfer
direction (DMA_MEM_TO_DEV = write OR
e8de370188d098 Alexandre Bounine 2016-03-22 801 *
DMA_DEV_TO_MEM = read)
e8de370188d098 Alexandre Bounine 2016-03-22 802 * @xfer: data transfer
descriptor structure
e8de370188d098 Alexandre Bounine 2016-03-22 803 */
e8de370188d098 Alexandre Bounine 2016-03-22 804 static int
4e1016dac1ccce Alexandre Bounine 2016-05-05 805 rio_dma_transfer(struct file
*filp, u32 transfer_mode,
e8de370188d098 Alexandre Bounine 2016-03-22 806enum
rio_transfer_sync sync, enum dma_data_direction dir,
e8de370188d098 Alexandre Bounine 2016-03-22 807struct
rio_transfer_io *xfer)
e8de370188d098 Alexandre Bounine 2016-03-22 808 {
e8de370188d098 Alexandre Bounine 2016-03-22 809 struct mport_cdev_priv
*priv = filp->private_data;
e8de370188d098 Alexandre Bounine 2016-03-22 810 unsigned long nr_pages
= 0;
e8de370188d098 Alexandre Bounine 2016-03-22 811 struct page **page_list
= NULL;
e8de370188d098 Alexandre Bounine 2016-03-22 812 struct mport_dma_req
*req;
e8de370188d098 Alexandre Bounine 2016-03-22 813 struct mport_dev *md =
priv->md;
e8de370188d098 Alexandre Bounine 2016-03-22 814 struct dma_chan *chan;
67446283d89467 John Hubbard 2020-06-04 815 int ret;
e8de370188d098 Alexandre Bounine 2016-03-22 816 int nents;
e8de370188d098 Alexandre Bounine 2016-03-22 817
e8de370188d098 Alexandre Bounine 2016-03-22 818 if (xfer->length == 0)
e8de370188d098 Alexandre Bounine 2016-03-22 819 return -EINVAL;
e8de370188d098 Alexandre Bounine 2016-03-22 820 req =
kzalloc(sizeof(*req), GFP_KERNEL);
e8de370188d098 Alexandre Bounine 2016-03-22 821 if (!req)
e8de370188d098 Alexandre Bounine 2016-03-22 822 return -ENOMEM;
e8de370188d098 Alexandre Bounine 2016-03-22 823
e8de370188d098 Alexandre Bounine 2016-03-22 824 ret =
get_dma_channel(priv);
e8de370188d098 Alexandre Bounine 2016-03-22 825 if (ret) {
e8de370188d098 Alexandre Bounine 2016-03-22 826 kfree(req);
e8de370188d098 Alexandre Bounine 2016-03-22 827 return ret;
e8de370188d098 Alexandre Bounine 2016-03-22 828 }
c5157b76869ba9 Ioan Nicu 2018-04-20 829 chan = priv->dmach;
c5157b76869ba9 Ioan Nicu 2018-04-20 830
c5157b76869ba9 Ioan Nicu 2018-04-20 831
Re: [PATCH v7 26/36] drm: host1x: fix common struct sg_table related issues
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200618]
[also build test ERROR on v5.8-rc1]
[cannot apply to linuxtv-media/master staging/staging-testing
drm-exynos/exynos-drm-next drm-intel/for-linux-next linus/master v5.8-rc1 v5.7
v5.7-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200619-184302
base:ce2cc8efd7a40cbd17841add878cb691d0ce0bba
config: arm64-randconfig-r036-20200621 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
ef455a55bcf2cfea04a99c361b182ad18b7f03f1)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/gpu/host1x/job.c:230:10: error: implicit declaration of function
>> 'iommu_map_sgtable' [-Werror,-Wimplicit-function-declaration]
err = iommu_map_sgtable(host->domain,
^
drivers/gpu/host1x/job.c:230:10: note: did you mean 'dma_map_sgtable'?
include/linux/dma-mapping.h:628:19: note: 'dma_map_sgtable' declared here
static inline int dma_map_sgtable(struct device *dev, struct sg_table *sgt,
^
1 error generated.
vim +/iommu_map_sgtable +230 drivers/gpu/host1x/job.c
100
101 static unsigned int pin_job(struct host1x *host, struct host1x_job *job)
102 {
103 struct host1x_client *client = job->client;
104 struct device *dev = client->dev;
105 struct iommu_domain *domain;
106 unsigned int i;
107 int err;
108
109 domain = iommu_get_domain_for_dev(dev);
110 job->num_unpins = 0;
111
112 for (i = 0; i < job->num_relocs; i++) {
113 struct host1x_reloc *reloc = &job->relocs[i];
114 dma_addr_t phys_addr, *phys;
115 struct sg_table *sgt;
116
117 reloc->target.bo = host1x_bo_get(reloc->target.bo);
118 if (!reloc->target.bo) {
119 err = -EINVAL;
120 goto unpin;
121 }
122
123 /*
124 * If the client device is not attached to an IOMMU, the
125 * physical address of the buffer object can be used.
126 *
127 * Similarly, when an IOMMU domain is shared between all
128 * host1x clients, the IOVA is already available, so no
129 * need to map the buffer object again.
130 *
131 * XXX Note that this isn't always safe to do because it
132 * relies on an assumption that no cache maintenance is
133 * needed on the buffer objects.
134 */
135 if (!domain || client->group)
136 phys = &phys_addr;
137 else
138 phys = NULL;
139
140 sgt = host1x_bo_pin(dev, reloc->target.bo, phys);
141 if (IS_ERR(sgt)) {
142 err = PTR_ERR(sgt);
143 goto unpin;
144 }
145
146 if (sgt) {
147 unsigned long mask = HOST1X_RELOC_READ |
148 HOST1X_RELOC_WRITE;
149 enum dma_data_direction dir;
150
151 switch (reloc->flags & mask) {
152 case HOST1X_RELOC_READ:
153 dir = DMA_TO_DEVICE;
154 break;
155
156 case HOST1X_RELOC_WRITE:
157 dir = DMA_FROM_DEVICE;
158 break;
159
160 case HOST1X_RELOC_READ | HOST1X_RELOC_WRITE:
161 dir = DMA_BIDIRECTIONAL;
162 break;
163
Re: [PATCH 4/4] iommu/arm-smmu-v3: Remove cmpxchg() in arm_smmu_cmdq_issue_cmdlist()
Hi John,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/John-Garry/iommu-arm-smmu-v3-Improve-cmdq-lock-efficiency/20200623-013438
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm64-randconfig-c024-20200622 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/bits.h:23,
from include/linux/ioport.h:15,
from include/linux/acpi.h:12,
from drivers/iommu/arm-smmu-v3.c:12:
drivers/iommu/arm-smmu-v3.c: In function 'arm_smmu_cmdq_issue_cmdlist':
include/linux/bits.h:26:28: warning: comparison of unsigned expression < 0 is
always false [-Wtype-limits]
26 | __builtin_constant_p((l) > (h)), (l) > (h), 0)))
|^
include/linux/build_bug.h:16:62: note: in definition of macro
'BUILD_BUG_ON_ZERO'
16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); })))
| ^
include/linux/bits.h:39:3: note: in expansion of macro 'GENMASK_INPUT_CHECK'
39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~
>> drivers/iommu/arm-smmu-v3.c:1404:18: note: in expansion of macro 'GENMASK'
1404 | u32 prod_mask = GENMASK(cmdq->q.llq.max_n_shift, 0);
| ^~~
include/linux/bits.h:26:40: warning: comparison of unsigned expression < 0 is
always false [-Wtype-limits]
26 | __builtin_constant_p((l) > (h)), (l) > (h), 0)))
|^
include/linux/build_bug.h:16:62: note: in definition of macro
'BUILD_BUG_ON_ZERO'
16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); })))
| ^
include/linux/bits.h:39:3: note: in expansion of macro 'GENMASK_INPUT_CHECK'
39 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~
>> drivers/iommu/arm-smmu-v3.c:1404:18: note: in expansion of macro 'GENMASK'
1404 | u32 prod_mask = GENMASK(cmdq->q.llq.max_n_shift, 0);
| ^~~
vim +/GENMASK +1404 drivers/iommu/arm-smmu-v3.c
1369
1370 /*
1371 * This is the actual insertion function, and provides the following
1372 * ordering guarantees to callers:
1373 *
1374 * - There is a dma_wmb() before publishing any commands to the queue.
1375 * This can be relied upon to order prior writes to data structures
1376 * in memory (such as a CD or an STE) before the command.
1377 *
1378 * - On completion of a CMD_SYNC, there is a control dependency.
1379 * This can be relied upon to order subsequent writes to memory (e.g.
1380 * freeing an IOVA) after completion of the CMD_SYNC.
1381 *
1382 * - Command insertion is totally ordered, so if two CPUs each race to
1383 * insert their own list of commands then all of the commands from one
1384 * CPU will appear before any of the commands from the other CPU.
1385 *
1386 * - A CMD_SYNC is always inserted, which ensures we limit the prod
pointer
1387 * for when the cmdq is full, such that we don't wrap more than twice.
1388 * It also makes it easy for the owner to know by how many to
increment the
1389 * cmdq lock.
1390 */
1391 static int arm_smmu_cmdq_issue_cmdlist(struct arm_smmu_device *smmu,
1392 u64 *cmds, int n)
1393 {
1394 u64 cmd_sync[CMDQ_ENT_DWORDS];
1395 const int sync = 1;
1396 u32 prod;
1397 unsigned long flags;
1398 bool owner;
1399 struct arm_smmu_cmdq *cmdq = &smmu->cmdq;
1400 struct arm_smmu_ll_queue llq = {
1401 .max_n_shift = cmdq->q.llq.max_n_shift,
1402 }, head = llq, space = llq;
1403 u32 owner_val = 1 << cmdq->q.llq.owner_count_shift;
> 1404 u32 prod_mask = GENMASK(cmdq->q.llq.max_n_shift, 0);
1405 u32 owner_mask = GENMASK(30, cmdq->q.llq.owner_count_shift);
1406 int ret = 0;
1407
1408 /* 1. Allocate some space in the queue */
1409 local_irq_save(flags);
1410
1411 prod = atomic_fetch_add(n + sync + owner_val,
1412 &cmdq->q.llq.atomic.prod);
1413
1414 owner = !(prod & owner_mask);
1415 llq.prod = prod_mask & prod;
1416 head.prod = queue_inc_prod_n(&ll
Re: [PATCH 5/7] iommu/vt-d: Fix devTLB flush for vSVA
Hi Jacob,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on linux/master linus/master v5.8-rc2 next-20200623]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/iommu-vt-d-Misc-tweaks-and-fixes-for-vSVA/20200623-233905
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: i386-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/intel/iommu.c: In function 'intel_iommu_sva_invalidate':
>> drivers/iommu/intel/iommu.c:5420:7: warning: variable 'addr' set but not
>> used [-Wunused-but-set-variable]
5420 | u64 addr = 0;
| ^~~~
vim +/addr +5420 drivers/iommu/intel/iommu.c
5370
5371 #ifdef CONFIG_INTEL_IOMMU_SVM
5372 static int
5373 intel_iommu_sva_invalidate(struct iommu_domain *domain, struct device
*dev,
5374 struct iommu_cache_invalidate_info *inv_info)
5375 {
5376 struct dmar_domain *dmar_domain = to_dmar_domain(domain);
5377 struct device_domain_info *info;
5378 struct intel_iommu *iommu;
5379 unsigned long flags;
5380 int cache_type;
5381 u8 bus, devfn;
5382 u16 did, sid;
5383 int ret = 0;
5384 u64 size = 0;
5385
5386 if (!inv_info || !dmar_domain ||
5387 inv_info->version != IOMMU_CACHE_INVALIDATE_INFO_VERSION_1)
5388 return -EINVAL;
5389
5390 if (!dev || !dev_is_pci(dev))
5391 return -ENODEV;
5392
5393 iommu = device_to_iommu(dev, &bus, &devfn);
5394 if (!iommu)
5395 return -ENODEV;
5396
5397 if (!(dmar_domain->flags & DOMAIN_FLAG_NESTING_MODE))
5398 return -EINVAL;
5399
5400 spin_lock_irqsave(&device_domain_lock, flags);
5401 spin_lock(&iommu->lock);
5402 info = get_domain_info(dev);
5403 if (!info) {
5404 ret = -EINVAL;
5405 goto out_unlock;
5406 }
5407 did = dmar_domain->iommu_did[iommu->seq_id];
5408 sid = PCI_DEVID(bus, devfn);
5409
5410 /* Size is only valid in address selective invalidation */
5411 if (inv_info->granularity == IOMMU_INV_GRANU_ADDR)
5412 size = to_vtd_size(inv_info->addr_info.granule_size,
5413 inv_info->addr_info.nb_granules);
5414
5415 for_each_set_bit(cache_type,
5416 (unsigned long *)&inv_info->cache,
5417 IOMMU_CACHE_INV_TYPE_NR) {
5418 int granu = 0;
5419 u64 pasid = 0;
> 5420 u64 addr = 0;
5421
5422 granu = to_vtd_granularity(cache_type,
inv_info->granularity);
5423 if (granu == -EINVAL) {
5424 pr_err_ratelimited("Invalid cache type and
granu combination %d/%d\n",
5425 cache_type,
inv_info->granularity);
5426 break;
5427 }
5428
5429 /*
5430 * PASID is stored in different locations based on the
5431 * granularity.
5432 */
5433 if (inv_info->granularity == IOMMU_INV_GRANU_PASID &&
5434 (inv_info->pasid_info.flags &
IOMMU_INV_PASID_FLAGS_PASID))
5435 pasid = inv_info->pasid_info.pasid;
5436 else if (inv_info->granularity == IOMMU_INV_GRANU_ADDR
&&
5437 (inv_info->addr_info.flags &
IOMMU_INV_ADDR_FLAGS_PASID))
5438 pasid = inv_info->addr_info.pasid;
5439
5440 switch (BIT(cache_type)) {
5441 case IOMMU_CACHE_INV_TYPE_IOTLB:
5442 if (inv_info->granularity ==
IOMMU_INV_GRANU_ADDR &&
5443 size &&
5444 (inv_info->addr_info.addr &
((BIT(VTD_PAGE_SHIFT + size)) - 1))) {
5445 pr_err_ratelimited("Address out of
range, 0
Re: [PATCH v2 1/2] dma-direct: provide the ability to reserve per-numa CMA
Hi Barry,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.8-rc2 next-20200625]
[cannot apply to arm64/for-next/core hch-configfs/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Barry-Song/make-dma_alloc_coherent-NUMA-aware-by-per-NUMA-CMA/20200625-154656
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49
config: x86_64-randconfig-s022-20200624 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-dirty
# save the attached .config to linux build tree
make W=1 C=1 ARCH=x86_64 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
sparse warnings: (new ones prefixed by >>)
>> kernel/dma/contiguous.c:283:50: sparse: sparse: invalid access below
>> 'dma_contiguous_pernuma_area' (-8 8)
#
https://github.com/0day-ci/linux/commit/d6930169a3364418b985c2d19c31ecf1c4c3d4a9
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout d6930169a3364418b985c2d19c31ecf1c4c3d4a9
vim +/dma_contiguous_pernuma_area +283 kernel/dma/contiguous.c
de9e14eebf33a6 drivers/base/dma-contiguous.c Marek Szyprowski 2014-10-13 253
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 254
/**
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 255
* dma_alloc_contiguous() - allocate contiguous pages
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 256
* @dev: Pointer to device for which the allocation is performed.
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 257
* @size: Requested allocation size.
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 258
* @gfp: Allocation flags.
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 259
*
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 260
* This function allocates contiguous memory buffer for specified device. It
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 261
* tries to use device specific contiguous memory area if available, or it
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 262
* tries to use per-numa cma, if the allocation fails, it will fallback to
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 263
* try default global one.
bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 264
*
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 265
* Note that it bypass one-page size of allocations from the per-numa and
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 266
* global area as the addresses within one page are always contiguous, so
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 267
* there is no need to waste CMA pages for that kind; it also helps reduce
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 268
* fragmentations.
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 269
*/
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 270
struct page *dma_alloc_contiguous(struct device *dev, size_t size, gfp_t gfp)
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 271
{
90ae409f9eb3bc kernel/dma/contiguous.c Christoph Hellwig 2019-08-20 272
size_t count = size >> PAGE_SHIFT;
b1d2dc009dece4 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 273
struct page *page = NULL;
bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 274
struct cma *cma = NULL;
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 275
int nid = dev ? dev_to_node(dev) : NUMA_NO_NODE;
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 276
bool alloc_from_pernuma = false;
bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 277
bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 278
if (dev && dev->cma_area)
bd2e75633c8012 kernel/dma/contiguous.c Nicolin Chen 2019-05-23 279
cma = dev->cma_area;
d6930169a33644 kernel/dma/contiguous.c Barry Song2020-06-25 280
else if ((nid != NUMA_NO_NODE) && dma_contiguous_pernuma_area[nid]
d6930169a336
Re: [PATCH v3 4/4] PCI/ACS: Enable PCI_ACS_TB for untrusted/external-facing devices
Hi Rajat,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pci/next]
[also build test WARNING on iommu/next pm/linux-next v5.8-rc4 next-20200707]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Rajat-Jain/PCI-Move-pci_enable_acs-and-its-dependencies-up-in-pci-c/20200707-125604
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: arm-randconfig-r012-20200707 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
02946de3802d3bc65bc9f2eb9b8d4969b5a7add8)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/pci/pci.c:883:3: warning: add explicit braces to avoid dangling else
>> [-Wdangling-else]
else
^
1 warning generated.
--
>> drivers/pci/quirks.c:4987:3: warning: add explicit braces to avoid dangling
>> else [-Wdangling-else]
else
^
1 warning generated.
vim +883 drivers/pci/pci.c
849
850 /**
851 * pci_std_enable_acs - enable ACS on devices using standard ACS
capabilities
852 * @dev: the PCI device
853 */
854 static void pci_std_enable_acs(struct pci_dev *dev)
855 {
856 int pos;
857 u16 cap;
858 u16 ctrl;
859
860 pos = dev->acs_cap;
861 if (!pos)
862 return;
863
864 pci_read_config_word(dev, pos + PCI_ACS_CAP, &cap);
865 pci_read_config_word(dev, pos + PCI_ACS_CTRL, &ctrl);
866
867 /* Source Validation */
868 ctrl |= (cap & PCI_ACS_SV);
869
870 /* P2P Request Redirect */
871 ctrl |= (cap & PCI_ACS_RR);
872
873 /* P2P Completion Redirect */
874 ctrl |= (cap & PCI_ACS_CR);
875
876 /* Upstream Forwarding */
877 ctrl |= (cap & PCI_ACS_UF);
878
879 /* Enable Translation Blocking for external devices */
880 if (dev->external_facing || dev->untrusted)
881 if (cap & PCI_ACS_TB)
882 ctrl |= PCI_ACS_TB;
> 883 else
884 pci_warn(dev, "ACS: No Trans Blocking on ext
dev\n");
885
886 pci_write_config_word(dev, pos + PCI_ACS_CTRL, ctrl);
887 }
888
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
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https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH v4 4/7] iommu/vt-d: Handle non-page aligned address
Hi Jacob, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on iommu/next] [also build test WARNING on linux/master linus/master v5.8-rc4 next-20200707] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Jacob-Pan/iommu-vt-d-Misc-tweaks-and-fixes-for-vSVA/20200707-081026 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: x86_64-randconfig-m031-20200707 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/string.h:6, from include/linux/uuid.h:12, from include/linux/mod_devicetable.h:13, from include/linux/pci.h:27, from drivers/iommu/intel/dmar.c:19: drivers/iommu/intel/dmar.c: In function 'qi_flush_dev_iotlb_pasid': include/linux/bits.h:26:28: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] 26 | __builtin_constant_p((l) > (h)), (l) > (h), 0))) |^ include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) |^~~~ >> drivers/iommu/intel/dmar.c:1459:2: note: in expansion of macro 'if' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~ include/linux/bits.h:25:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 25 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^ include/linux/bits.h:45:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 45 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l)) | ^~~ drivers/iommu/intel/dmar.c:1459:13: note: in expansion of macro 'GENMASK_ULL' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~~ include/linux/bits.h:26:40: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] 26 | __builtin_constant_p((l) > (h)), (l) > (h), 0))) |^ include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) |^~~~ >> drivers/iommu/intel/dmar.c:1459:2: note: in expansion of macro 'if' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~ include/linux/bits.h:25:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 25 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^ include/linux/bits.h:45:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 45 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l)) | ^~~ drivers/iommu/intel/dmar.c:1459:13: note: in expansion of macro 'GENMASK_ULL' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~~ include/linux/bits.h:26:28: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] 26 | __builtin_constant_p((l) > (h)), (l) > (h), 0))) |^ include/linux/compiler.h:58:61: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) | ^~~~ >> drivers/iommu/intel/dmar.c:1459:2: note: in expansion of macro 'if' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~ include/linux/bits.h:25:3: note: in expansion of macro 'BUILD_BUG_ON_ZERO' 25 | (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ | ^ include/linux/bits.h:45:3: note: in expansion of macro 'GENMASK_INPUT_CHECK' 45 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l)) | ^~~ drivers/iommu/intel/dmar.c:1459:13: note: in expansion of macro 'GENMASK_ULL' 1459 | if (addr & GENMASK_ULL(size_order + VTD_PAGE_SHIFT, 0)) | ^~~ include/linux/bits.h:26:40: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] 26 | __builtin_constant_p((l) > (h)), (l) >
[RFC PATCH] iommu/arm-smmu: arm_smmu_setup_identity() can be static
Signed-off-by: kernel test robot
---
arm-smmu.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 2e27cf9815ab6..fb85e716ae9ac 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1924,7 +1924,7 @@ static int arm_smmu_device_cfg_probe(struct
arm_smmu_device *smmu)
return 0;
}
-int arm_smmu_setup_identity(struct arm_smmu_device *smmu)
+static int arm_smmu_setup_identity(struct arm_smmu_device *smmu)
{
int i;
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Re: [PATCH 1/5] iommu/arm-smmu: Make all valid stream mappings BYPASS
Hi Bjorn, I love your patch! Perhaps something to improve: [auto build test WARNING on iommu/next] [also build test WARNING on arm-perf/for-next/perf v5.8-rc5 next-20200713] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Bjorn-Andersson/iommu-arm-smmu-Support-maintaining-bootloader-mappings/20200709-130417 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: x86_64-randconfig-s021-20200713 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-37-gc9676a3b-dirty # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/iommu/arm-smmu.c:1927:5: sparse: sparse: symbol >> 'arm_smmu_setup_identity' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
[iommu:core 18/19] drivers/iommu/exynos-iommu.c:724:20: error: conflicting types for 'update_pte'
Hi Robin,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git core
head: 97215a7df4351fdd9141418568be872fb1032d6e
commit: b4ceb4a5359ed1c9ba4a20acf3a70d4bbead3248 [18/19] iommu: Tidy up Kconfig
for SoC IOMMUs
config: xtensa-allyesconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout b4ceb4a5359ed1c9ba4a20acf3a70d4bbead3248
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=xtensa
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/err.h:5,
from include/linux/clk.h:12,
from drivers/iommu/exynos-iommu.c:11:
include/linux/scatterlist.h: In function 'sg_set_buf':
arch/xtensa/include/asm/page.h:193:9: warning: comparison of unsigned
expression >= 0 is always true [-Wtype-limits]
193 | ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr)
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/scatterlist.h:143:2: note: in expansion of macro 'BUG_ON'
143 | BUG_ON(!virt_addr_valid(buf));
| ^~
arch/xtensa/include/asm/page.h:201:32: note: in expansion of macro
'pfn_valid'
201 | #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
|^
include/linux/scatterlist.h:143:10: note: in expansion of macro
'virt_addr_valid'
143 | BUG_ON(!virt_addr_valid(buf));
| ^~~
In file included from ./arch/xtensa/include/generated/asm/bug.h:1,
from include/linux/bug.h:5,
from include/linux/thread_info.h:12,
from arch/xtensa/include/asm/current.h:18,
from include/linux/mutex.h:14,
from include/linux/notifier.h:14,
from include/linux/clk.h:14,
from drivers/iommu/exynos-iommu.c:11:
include/linux/dma-mapping.h: In function 'dma_map_resource':
arch/xtensa/include/asm/page.h:193:9: warning: comparison of unsigned
expression >= 0 is always true [-Wtype-limits]
193 | ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr)
| ^~
include/asm-generic/bug.h:144:27: note: in definition of macro 'WARN_ON_ONCE'
144 | int __ret_warn_once = !!(condition); \
| ^
include/linux/dma-mapping.h:352:19: note: in expansion of macro 'pfn_valid'
352 | if (WARN_ON_ONCE(pfn_valid(PHYS_PFN(phys_addr
| ^
drivers/iommu/exynos-iommu.c: At top level:
>> drivers/iommu/exynos-iommu.c:724:20: error: conflicting types for
>> 'update_pte'
724 | static inline void update_pte(sysmmu_pte_t *ent, sysmmu_pte_t val)
|^~
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:32,
from include/linux/scatterlist.h:8,
from include/linux/dma-mapping.h:11,
from drivers/iommu/exynos-iommu.c:12:
arch/xtensa/include/asm/pgtable.h:306:20: note: previous definition of
'update_pte' was here
306 | static inline void update_pte(pte_t *ptep, pte_t pteval)
|^~
vim +/update_pte +724 drivers/iommu/exynos-iommu.c
2a96536e77b43c KyongHo Cho 2012-05-12 723
5e3435eb7e1d8c Marek Szyprowski 2016-02-18 @724 static inline void
update_pte(sysmmu_pte_t *ent, sysmmu_pte_t val)
2a96536e77b43c KyongHo Cho 2012-05-12 725 {
5e3435eb7e1d8c Marek Szyprowski 2016-02-18 726
dma_sync_single_for_cpu(dma_dev, virt_to_phys(ent), sizeof(*ent),
5e3435eb7e1d8c Marek Szyprowski 2016-02-18 727
DMA_TO_DEVICE);
6ae5343c26f9cb Ben Dooks2016-06-08 728 *ent = cpu_to_le32(val);
5e3435eb7e1d8c Marek Szyprowski 2016-02-18 729
dma_sync_single_for_device(dma_dev, virt_to_phys(ent), sizeof(*ent),
5e3435eb7e1d8c Marek Szyprowski 2016-02-18 730
DMA_TO_DEVICE);
2a96536e77b43c KyongHo Cho 2012-05-12 731 }
2a96536e77b43c KyongHo Cho 2012-05-12 732
:: The code at line 724 was first introduced by commit
:: 5e3435eb7e1d8c9431254f5e0053
Re: [PATCH 1/5] iommu/arm-smmu: Make all valid stream mappings BYPASS
Hi Bjorn,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on arm-perf/for-next/perf v5.8-rc5 next-20200715]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Bjorn-Andersson/iommu-arm-smmu-Support-maintaining-bootloader-mappings/20200709-130417
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm64-randconfig-r022-20200715 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
02946de3802d3bc65bc9f2eb9b8d4969b5a7add8)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/arm-smmu.c:1927:5: warning: no previous prototype for function
>> 'arm_smmu_setup_identity' [-Wmissing-prototypes]
int arm_smmu_setup_identity(struct arm_smmu_device *smmu)
^
drivers/iommu/arm-smmu.c:1927:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
int arm_smmu_setup_identity(struct arm_smmu_device *smmu)
^
static
1 warning generated.
vim +/arm_smmu_setup_identity +1927 drivers/iommu/arm-smmu.c
1926
> 1927 int arm_smmu_setup_identity(struct arm_smmu_device *smmu)
1928 {
1929 int i;
1930
1931 for (i = 0; i < smmu->num_mapping_groups; i++) {
1932 if (smmu->smrs[i].valid) {
1933 smmu->s2crs[i].type = S2CR_TYPE_BYPASS;
1934 smmu->s2crs[i].privcfg = S2CR_PRIVCFG_DEFAULT;
1935 smmu->s2crs[i].cbndx = 0xff;
1936 smmu->s2crs[i].count++;
1937 }
1938 }
1939
1940 return 0;
1941 }
1942
---
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Re: [PATCH] PCI/ATS: PASID and PRI are only enumerated in PF devices.
Hi Ashok,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on pci/next]
[also build test ERROR on iommu/next linux/master linus/master v5.8-rc6
next-20200720]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Ashok-Raj/PCI-ATS-PASID-and-PRI-are-only-enumerated-in-PF-devices/20200721-004510
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: x86_64-kexec (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/iommu/intel/iommu.c: In function 'dmar_insert_one_dev_info':
>> drivers/iommu/intel/iommu.c:2557:8: error: implicit declaration of function
>> 'pci_pri_supported'; did you mean 'pci_ats_supported'?
>> [-Werror=implicit-function-declaration]
2557 |pci_pri_supported(pdev))
|^
|pci_ats_supported
cc1: some warnings being treated as errors
vim +2557 drivers/iommu/intel/iommu.c
2504
2505 static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu
*iommu,
2506 int bus, int devfn,
2507 struct device *dev,
2508 struct dmar_domain
*domain)
2509 {
2510 struct dmar_domain *found = NULL;
2511 struct device_domain_info *info;
2512 unsigned long flags;
2513 int ret;
2514
2515 info = alloc_devinfo_mem();
2516 if (!info)
2517 return NULL;
2518
2519 if (!dev_is_real_dma_subdevice(dev)) {
2520 info->bus = bus;
2521 info->devfn = devfn;
2522 info->segment = iommu->segment;
2523 } else {
2524 struct pci_dev *pdev = to_pci_dev(dev);
2525
2526 info->bus = pdev->bus->number;
2527 info->devfn = pdev->devfn;
2528 info->segment = pci_domain_nr(pdev->bus);
2529 }
2530
2531 info->ats_supported = info->pasid_supported =
info->pri_supported = 0;
2532 info->ats_enabled = info->pasid_enabled = info->pri_enabled = 0;
2533 info->ats_qdep = 0;
2534 info->dev = dev;
2535 info->domain = domain;
2536 info->iommu = iommu;
2537 info->pasid_table = NULL;
2538 info->auxd_enabled = 0;
2539 INIT_LIST_HEAD(&info->auxiliary_domains);
2540
2541 if (dev && dev_is_pci(dev)) {
2542 struct pci_dev *pdev = to_pci_dev(info->dev);
2543
2544 if (ecap_dev_iotlb_support(iommu->ecap) &&
2545 pci_ats_supported(pdev) &&
2546 dmar_find_matched_atsr_unit(pdev))
2547 info->ats_supported = 1;
2548
2549 if (sm_supported(iommu)) {
2550 if (pasid_supported(iommu)) {
2551 int features = pci_pasid_features(pdev);
2552 if (features >= 0)
2553 info->pasid_supported =
features | 1;
2554 }
2555
2556 if (info->ats_supported &&
ecap_prs(iommu->ecap) &&
> 2557 pci_pri_supported(pdev))
2558 info->pri_supported = 1;
2559 }
2560 }
2561
2562 spin_lock_irqsave(&device_domain_lock, flags);
2563 if (dev)
2564 found = find_domain(dev);
2565
2566 if (!found) {
2567 struct device_domain_info *info2;
2568 info2 = dmar_search_domain_by_dev_info(info->segment,
info->bus,
2569 info->devfn);
2570 if (info2) {
2571 found = info2->domain;
2572 info2->dev = dev;
2573 }
2574 }
2575
2576 if (found) {
2577 spin_unlock_irqrestore(&device_domain_lock, flags);
2578 free_devinfo_mem(info);
2579
Re: [PATCH] PCI/ATS: PASID and PRI are only enumerated in PF devices.
Hi Ashok,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on pci/next]
[also build test ERROR on iommu/next linux/master linus/master v5.8-rc6
next-20200720]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Ashok-Raj/PCI-ATS-PASID-and-PRI-are-only-enumerated-in-PF-devices/20200721-004510
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All error/warnings (new ones prefixed by >>):
>> drivers/pci/ats.c:471:6: warning: no previous prototype for
>> 'pci_pri_supported' [-Wmissing-prototypes]
471 | bool pci_pri_supported(struct pci_dev *pdev)
| ^
drivers/pci/ats.c: In function 'pci_pri_supported':
>> drivers/pci/ats.c:474:30: error: 'struct pci_dev' has no member named
>> 'pri_cap'; did you mean 'pcie_cap'?
474 | return !!(pci_physfn(pdev)->pri_cap);
| ^~~
| pcie_cap
>> drivers/pci/ats.c:475:1: warning: control reaches end of non-void function
>> [-Wreturn-type]
475 | }
| ^
vim +474 drivers/pci/ats.c
463
464 /**
465 * pci_pri_supported - Check if PRI is supported.
466 * @pdev: PCI device structure
467 *
468 * Returns false when no PRI capability is present.
469 * Returns true if PRI feature is supported and enabled
470 */
> 471 bool pci_pri_supported(struct pci_dev *pdev)
472 {
473 /* VFs share the PF PRI configuration */
> 474 return !!(pci_physfn(pdev)->pri_cap);
> 475 }
476 EXPORT_SYMBOL_GPL(pci_pri_supported);
477
---
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Re: [PATCH] iommu/vt-d:Add support for ACPI device in RMRR
Hi FelixCuioc,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on linux/master linus/master v5.8-rc7 next-20200730]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/FelixCuioc/iommu-vt-d-Add-support-for-ACPI-device-in-RMRR/20200728-182409
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-a014-20200731 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
ld: drivers/iommu/intel/dmar.o: in function `dmar_acpi_bus_add_dev':
>> drivers/iommu/intel/dmar.c:745: undefined reference to
>> `dmar_rmrr_add_acpi_dev'
vim +745 drivers/iommu/intel/dmar.c
670
671 struct dmar_drhd_unit *
672 dmar_find_matched_drhd_unit(struct pci_dev *dev)
673 {
674 struct dmar_drhd_unit *dmaru;
675 struct acpi_dmar_hardware_unit *drhd;
676
677 dev = pci_physfn(dev);
678
679 rcu_read_lock();
680 for_each_drhd_unit(dmaru) {
681 drhd = container_of(dmaru->hdr,
682 struct acpi_dmar_hardware_unit,
683 header);
684
685 if (dmaru->include_all &&
686 drhd->segment == pci_domain_nr(dev->bus))
687 goto out;
688
689 if (dmar_pci_device_match(dmaru->devices,
690dmaru->devices_cnt, dev))
691 goto out;
692 }
693 dmaru = NULL;
694 out:
695 rcu_read_unlock();
696
697 return dmaru;
698 }
699 int dmar_acpi_insert_dev_scope(u8 device_number,
700 struct acpi_device *adev,
701 void *start, void *end,
702 struct dmar_dev_scope *devices,
703 int devices_cnt)
704 {
705 struct acpi_dmar_device_scope *scope;
706 struct device *tmp;
707 int i;
708 struct acpi_dmar_pci_path *path;
709
710 for (; start < end; start += scope->length) {
711 scope = start;
712 if (scope->entry_type != ACPI_DMAR_SCOPE_TYPE_NAMESPACE)
713 continue;
714 if (scope->enumeration_id != device_number)
715 continue;
716 path = (void *)(scope + 1);
717 for_each_dev_scope(devices, devices_cnt, i, tmp)
718 if (tmp == NULL) {
719 devices[i].bus = scope->bus;
720 devices[i].devfn =
PCI_DEVFN(path->device, path->function);
721 rcu_assign_pointer(devices[i].dev,
722
get_device(&adev->dev));
723 return 1;
724 }
725 WARN_ON(i >= devices_cnt);
726 }
727 return 0;
728 }
729 static int dmar_acpi_bus_add_dev(u8 device_number, struct acpi_device
*adev)
730 {
731 struct dmar_drhd_unit *dmaru;
732 struct acpi_dmar_hardware_unit *drhd;
733 int ret = 0;
734
735 for_each_drhd_unit(dmaru) {
736 drhd = container_of(dmaru->hdr,
737 struct acpi_dmar_hardware_unit,
738 header);
739 ret = dmar_acpi_insert_dev_scope(device_number, adev,
(void *)(drhd+1),
740 ((void
*)drhd)+drhd->header.length,
741 dmaru->devices,
dmaru->devices_cnt);
742 if (ret)
743 break;
744 }
> 745 ret = dmar_rmrr_add_acpi_dev(device_number, adev);
746
747 return ret;
748
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Re: [PATCH v3 2/2] dma-pool: Only allocate from CMA when in same memory zone
Hi Nicolas, I love your patch! Perhaps something to improve: [auto build test WARNING on iommu/next] [also build test WARNING on linus/master v5.8] [cannot apply to next-20200806] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Nicolas-Saenz-Julienne/dma-pool-fixes/20200807-025101 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: x86_64-randconfig-s031-20200806 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-117-g8c7aee71-dirty # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>, old ones prefixed by <<): >> WARNING: modpost: vmlinux.o(.text+0x2840fa): Section mismatch in reference >> from the function atomic_pool_expand() to the function >> .meminit.text:memblock_start_of_DRAM() The function atomic_pool_expand() references the function __meminit memblock_start_of_DRAM(). This is often because atomic_pool_expand lacks a __meminit annotation or the annotation of memblock_start_of_DRAM is wrong. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH 1/2] Add new flush_iotlb_range and handle freelists when using iommu_unmap_fast
Hi Tom,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tegra/for-next]
[also build test ERROR on vfio/next v5.9-rc1 next-20200817]
[cannot apply to iommu/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Tom-Murphy/Add-new-flush_iotlb_range-and-handle-freelists-when-using-iommu_unmap_fast/20200818-052129
base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next
config: arm-allyesconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/mtk_iommu_v1.c:526:12: error: initialization of 'size_t
>> (*)(struct iommu_domain *, long unsigned int, size_t, struct
>> iommu_iotlb_gather *, struct page **)' {aka 'unsigned int (*)(struct
>> iommu_domain *, long unsigned int, unsigned int, struct iommu_iotlb_gather
>> *, struct page **)'} from incompatible pointer type 'size_t (*)(struct
>> iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *)'
>> {aka 'unsigned int (*)(struct iommu_domain *, long unsigned int, unsigned
>> int, struct iommu_iotlb_gather *)'} [-Werror=incompatible-pointer-types]
526 | .unmap = mtk_iommu_unmap,
|^~~
drivers/iommu/mtk_iommu_v1.c:526:12: note: (near initialization for
'mtk_iommu_ops.unmap')
cc1: some warnings being treated as errors
#
https://github.com/0day-ci/linux/commit/d64ecd192f5239ba9fbf8124e7b3069cb4145c47
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Tom-Murphy/Add-new-flush_iotlb_range-and-handle-freelists-when-using-iommu_unmap_fast/20200818-052129
git checkout d64ecd192f5239ba9fbf8124e7b3069cb4145c47
vim +526 drivers/iommu/mtk_iommu_v1.c
b17336c55d8928 Honghui Zhang 2016-06-08 519
b65f501627fffc Arvind Yadav 2018-10-18 520 static const struct iommu_ops
mtk_iommu_ops = {
b17336c55d8928 Honghui Zhang 2016-06-08 521.domain_alloc =
mtk_iommu_domain_alloc,
b17336c55d8928 Honghui Zhang 2016-06-08 522.domain_free=
mtk_iommu_domain_free,
b17336c55d8928 Honghui Zhang 2016-06-08 523.attach_dev =
mtk_iommu_attach_device,
b17336c55d8928 Honghui Zhang 2016-06-08 524.detach_dev =
mtk_iommu_detach_device,
b17336c55d8928 Honghui Zhang 2016-06-08 525.map= mtk_iommu_map,
b17336c55d8928 Honghui Zhang 2016-06-08 @526.unmap =
mtk_iommu_unmap,
b17336c55d8928 Honghui Zhang 2016-06-08 527.iova_to_phys =
mtk_iommu_iova_to_phys,
57dbf81f50c82a Joerg Roedel 2020-04-29 528.probe_device =
mtk_iommu_probe_device,
57dbf81f50c82a Joerg Roedel 2020-04-29 529.probe_finalize =
mtk_iommu_probe_finalize,
57dbf81f50c82a Joerg Roedel 2020-04-29 530.release_device =
mtk_iommu_release_device,
8bbe13f52cb796 Yong Wu 2020-05-15 531.def_domain_type =
mtk_iommu_def_domain_type,
57dbf81f50c82a Joerg Roedel 2020-04-29 532.device_group =
generic_device_group,
b17336c55d8928 Honghui Zhang 2016-06-08 533.pgsize_bitmap = ~0UL <<
MT2701_IOMMU_PAGE_SHIFT,
b17336c55d8928 Honghui Zhang 2016-06-08 534 };
b17336c55d8928 Honghui Zhang 2016-06-08 535
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Re: [PATCH v2 5/9] iommu/ioasid: Introduce ioasid_set private ID
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on linux/master linus/master v5.9-rc1 next-20200821]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: ia64-randconfig-r003-20200822 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=ia64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/iommu.h:16,
from include/linux/of_iommu.h:6,
from drivers/of/device.c:7:
>> include/linux/ioasid.h:141:6: error: expected ';' before 'inline'
141 | staic inline int ioasid_attach_spid(ioasid_t ioasid, ioasid_t spid)
| ^
| ;
--
In file included from include/linux/iommu.h:16,
from drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:34:
>> include/linux/ioasid.h:141:6: error: expected ';' before 'inline'
141 | staic inline int ioasid_attach_spid(ioasid_t ioasid, ioasid_t spid)
| ^
| ;
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:1094:5: warning: no previous
prototype for 'amdgpu_ttm_gart_bind' [-Wmissing-prototypes]
1094 | int amdgpu_ttm_gart_bind(struct amdgpu_device *adev,
| ^~~~
In file included from drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:55:
drivers/gpu/drm/amd/amdgpu/amdgpu.h:190:18: warning: 'sched_policy' defined
but not used [-Wunused-const-variable=]
190 | static const int sched_policy = KFD_SCHED_POLICY_HWS;
| ^~~~
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33,
from
drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30,
from
drivers/gpu/drm/amd/amdgpu/../include/dm_pp_interface.h:26,
from drivers/gpu/drm/amd/amdgpu/amdgpu.h:65,
from drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c:55:
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning:
'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=]
76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL };
|^~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning:
'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=]
75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL };
|^~~~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning:
'dc_fixpt_e' defined but not used [-Wunused-const-variable=]
74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL };
|^~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning:
'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=]
73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL };
|^~~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning:
'dc_fixpt_pi' defined but not used [-Wunused-const-variable=]
72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL };
|^~~
drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:67:32: warning:
'dc_fixpt_zero' defined but not used [-Wunused-const-variable=]
67 | static const struct fixed31_32 dc_fixpt_zero = { 0 };
|^
--
In file included from include/linux/iommu.h:16,
from drivers/gpu/drm/nouveau/include/nvif/os.h:30,
from drivers/gpu/drm/nouveau/include/nvkm/core/os.h:4,
from drivers/gpu/drm/nouveau/include/nvkm/core/oclass.h:3,
from drivers/gpu/drm/nouveau/include/nvkm/core/device.h:4,
from drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h:4,
from drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c:22:
>> include/linux/ioasid.h:141:6: error:
Re: [PATCH v2 5/9] iommu/ioasid: Introduce ioasid_set private ID
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on linux/master linus/master v5.9-rc1 next-20200821]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: mips-randconfig-r015-20200822 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
b587ca93be114d07ec3bf654add97d7872325281)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/of/device.c:7:
In file included from include/linux/of_iommu.h:6:
In file included from include/linux/iommu.h:16:
>> include/linux/ioasid.h:141:1: error: unknown type name 'staic'; did you mean
>> 'static'?
staic inline int ioasid_attach_spid(ioasid_t ioasid, ioasid_t spid)
^
static
In file included from drivers/of/device.c:8:
include/linux/dma-mapping.h:824:9: warning: implicit conversion from
'unsigned long long' to 'unsigned long' changes value from 18446744073709551615
to 4294967295 [-Wconstant-conversion]
return DMA_BIT_MASK(32);
~~ ^~~~
include/linux/dma-mapping.h:139:40: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^
1 warning and 1 error generated.
--
In file included from drivers/of/platform.c:20:
In file included from include/linux/of_iommu.h:6:
In file included from include/linux/iommu.h:16:
>> include/linux/ioasid.h:141:1: error: unknown type name 'staic'; did you mean
>> 'static'?
staic inline int ioasid_attach_spid(ioasid_t ioasid, ioasid_t spid)
^
static
1 error generated.
#
https://github.com/0day-ci/linux/commit/09f31e901946399a274ce954bdefa4108e895b33
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
git checkout 09f31e901946399a274ce954bdefa4108e895b33
vim +141 include/linux/ioasid.h
140
> 141 staic inline int ioasid_attach_spid(ioasid_t ioasid, ioasid_t spid)
142 {
143 return -ENOTSUPP;
144 }
145
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Re: [PATCH v2 3/9] iommu/ioasid: Introduce ioasid_set APIs
Hi Jacob,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on linux/master linus/master v5.9-rc1 next-20200821]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/ioasid.c: In function 'ioasid_get_capacity':
>> drivers/iommu/ioasid.c:50:10: warning: old-style function definition
>> [-Wold-style-definition]
50 | ioasid_t ioasid_get_capacity()
| ^~~
drivers/iommu/ioasid.c: At top level:
>> drivers/iommu/ioasid.c:577:6: warning: no previous prototype for
>> 'ioasid_set_get' [-Wmissing-prototypes]
577 | void ioasid_set_get(struct ioasid_set *set)
| ^~
#
https://github.com/0day-ci/linux/commit/59b6f319b27588b2a8a0268a4f4f09f7be458861
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/IOASID-extensions-for-guest-SVA/20200822-123111
git checkout 59b6f319b27588b2a8a0268a4f4f09f7be458861
vim +50 drivers/iommu/ioasid.c
49
> 50 ioasid_t ioasid_get_capacity()
51 {
52 return ioasid_capacity;
53 }
54 EXPORT_SYMBOL_GPL(ioasid_get_capacity);
55
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Re: [PATCH v9 12/32] drm: msm: fix common struct sg_table related issues
Hi Marek, I love your patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on drm-intel/for-linux-next linus/master v5.9-rc2 next-20200826] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Marek-Szyprowski/DRM-fix-struct-sg_table-nents-vs-orig_nents-misuse/20200826-143908 base: git://linuxtv.org/media_tree.git master config: arm64-randconfig-r002-20200826 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 7cfcecece0e0430937cf529ce74d3a071a4dedc6) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): aarch64-linux-gnu-ld: warning: -z norelro ignored aarch64-linux-gnu-ld: fs/orangefs/orangefs-debugfs.o: in function `orangefs_debug_read': fs/orangefs/orangefs-debugfs.c:375: undefined reference to `stpcpy' aarch64-linux-gnu-ld: security/apparmor/lsm.o: in function `param_get_mode': security/apparmor/lsm.c:1559: undefined reference to `stpcpy' aarch64-linux-gnu-ld: security/apparmor/lsm.o: in function `param_get_audit': security/apparmor/lsm.c:1530: undefined reference to `stpcpy' aarch64-linux-gnu-ld: crypto/async_tx/async_tx.o: in function `async_tx_channel_switch': crypto/async_tx/async_tx.c:118: undefined reference to `dma_wait_for_async_tx' aarch64-linux-gnu-ld: crypto/async_tx/async_tx.o: in function `async_tx_quiesce': crypto/async_tx/async_tx.c:270: undefined reference to `dma_wait_for_async_tx' aarch64-linux-gnu-ld: crypto/async_tx/async_tx.c:270: undefined reference to `dma_wait_for_async_tx' aarch64-linux-gnu-ld: crypto/async_tx/async_memcpy.o: in function `async_memcpy': crypto/async_tx/async_memcpy.c:43: undefined reference to `dmaengine_get_unmap_data' aarch64-linux-gnu-ld: crypto/async_tx/async_memcpy.c:89: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.o: in function `async_xor': crypto/async_tx/async_xor.c:172: undefined reference to `dmaengine_get_unmap_data' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.c:199: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.c:199: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.c:196: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.o: in function `async_xor_val': crypto/async_tx/async_xor.c:268: undefined reference to `dmaengine_get_unmap_data' aarch64-linux-gnu-ld: crypto/async_tx/async_xor.c:324: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_pq.o: in function `async_gen_syndrome': crypto/async_tx/async_pq.c:176: undefined reference to `dmaengine_get_unmap_data' aarch64-linux-gnu-ld: crypto/async_tx/async_pq.c:233: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_pq.c:229: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: crypto/async_tx/async_pq.o: in function `async_syndrome_val': crypto/async_tx/async_pq.c:295: undefined reference to `dmaengine_get_unmap_data' aarch64-linux-gnu-ld: crypto/async_tx/async_pq.c:412: undefined reference to `dmaengine_unmap_put' aarch64-linux-gnu-ld: drivers/xen/sys-hypervisor.o: in function `buildid_show': drivers/xen/sys-hypervisor.c:375: undefined reference to `stpcpy' aarch64-linux-gnu-ld: drivers/tty/tty_io.o: in function `tty_line_name': drivers/tty/tty_io.c:1139: undefined reference to `stpcpy' aarch64-linux-gnu-ld: drivers/tty/tty_io.c:1139: undefined reference to `stpcpy' aarch64-linux-gnu-ld: drivers/tty/tty_io.c:1139: undefined reference to `stpcpy' aarch64-linux-gnu-ld: drivers/gpu/drm/vc4/vc4_dsi.o: in function `dsi_dma_workaround_write': drivers/gpu/drm/vc4/vc4_dsi.c:581: undefined reference to `dma_sync_wait' aarch64-linux-gnu-ld: drivers/gpu/drm/vc4/vc4_dsi.c:581: undefined reference to `dma_sync_wait' aarch64-linux-gnu-ld: drivers/gpu/drm/vc4/vc4_dsi.c:581: undefined reference to `dma_sync_wait' a
Re: [PATCH 1/2] iommu/amd: Add support to indicate whether DMA remap support is enabled
Hi Mario,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on arm-perf/for-next/perf linus/master v5.17-rc8
next-20220315]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220316-002821
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-defconfig
(https://download.01.org/0day-ci/archive/20220316/202203160844.lkviwr1q-...@intel.com/config)
compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/fa63035401902e438c5ef3213112901a1054c621
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220316-002821
git checkout fa63035401902e438c5ef3213112901a1054c621
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/amd/init.c:3294:6: error: redefinition of
>> 'amd_ivrs_remap_support'
3294 | bool amd_ivrs_remap_support(void)
| ^~
In file included from drivers/iommu/amd/init.c:20:
include/linux/amd-iommu.h:198:20: note: previous definition of
'amd_ivrs_remap_support' was here
198 | static inline bool amd_ivrs_remap_support(void)
|^~
vim +/amd_ivrs_remap_support +3294 drivers/iommu/amd/init.c
3284
3285 /*
3286 * ivrs_remap_support - Is %IOMMU_IVINFO_DMA_REMAP set in IVRS table
3287 *
3288 * Returns true if the platform has %IOMMU_IVINFO_DMA_REMAP% set in the
IOMMU
3289 * IVRS IVInfo field.
3290 * Presence of this flag indicates to the OS/HV that the IOMMU is used
for
3291 * Preboot DMA protection and device accessed memory should be remapped
after
3292 * the OS has loaded.
3293 */
> 3294 bool amd_ivrs_remap_support(void)
3295 {
3296 return amdr_ivrs_remap_support;
3297 }
3298 EXPORT_SYMBOL_GPL(amd_ivrs_remap_support);
3299
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Re: [PATCH 2/2] thunderbolt: Use pre-boot DMA protection on AMD systems
Hi Mario,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on arm-perf/for-next/perf linus/master v5.17-rc8
next-20220315]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220316-002821
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-a012
(https://download.01.org/0day-ci/archive/20220316/202203160904.vb4alcdg-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
a6b2f50fb47da3baeee10b1906da6e30ac5d26ec)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/9b0b7079d348c607cba7af4c87eaae1a79e52d91
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220316-002821
git checkout 9b0b7079d348c607cba7af4c87eaae1a79e52d91
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/thunderbolt/domain.c:9:
>> include/linux/amd-iommu.h:159:52: error: use of undeclared identifier
>> 'ENODEV'
static inline int amd_iommu_detect(void) { return -ENODEV; }
^
1 error generated.
vim +/ENODEV +159 include/linux/amd-iommu.h
6a9401a7ac13e6 arch/x86/include/asm/amd_iommu.h Joerg Roedel
2009-11-20 158
480125ba49ba62 arch/x86/include/asm/amd_iommu.h Konrad Rzeszutek Wilk
2010-08-26 @159 static inline int amd_iommu_detect(void) { return -ENODEV; }
6a9401a7ac13e6 arch/x86/include/asm/amd_iommu.h Joerg Roedel
2009-11-20 160
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Re: [PATCH v2] iommu/amd: Add support to indicate whether DMA remap support is enabled
Hi Mario,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on v5.17 next-20220318]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220319-063131
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-defconfig
(https://download.01.org/0day-ci/archive/20220321/202203211032.fsaaokqt-...@intel.com/config)
compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/105690537e561d997e376617aa6a7d6d7b74a6a6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220319-063131
git checkout 105690537e561d997e376617aa6a7d6d7b74a6a6
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/iommu/amd/iommu.c: In function 'amd_iommu_capable':
>> drivers/iommu/amd/iommu.c:2165:7: error: 'IOMMU_CAP_PRE_BOOT_PROTECTION'
>> undeclared (first use in this function)
2165 | case IOMMU_CAP_PRE_BOOT_PROTECTION:
| ^
drivers/iommu/amd/iommu.c:2165:7: note: each undeclared identifier is
reported only once for each function it appears in
vim +/IOMMU_CAP_PRE_BOOT_PROTECTION +2165 drivers/iommu/amd/iommu.c
2155
2156 static bool amd_iommu_capable(enum iommu_cap cap)
2157 {
2158 switch (cap) {
2159 case IOMMU_CAP_CACHE_COHERENCY:
2160 return true;
2161 case IOMMU_CAP_INTR_REMAP:
2162 return (irq_remapping_enabled == 1);
2163 case IOMMU_CAP_NOEXEC:
2164 return false;
> 2165 case IOMMU_CAP_PRE_BOOT_PROTECTION:
2166 return amdr_ivrs_remap_support;
2167 default:
2168 break;
2169 }
2170
2171 return false;
2172 }
2173
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Re: [PATCH v2] iommu/amd: Add support to indicate whether DMA remap support is enabled
Hi Mario,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on v5.17 next-20220318]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220319-063131
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-buildonly-randconfig-r004-20220321
(https://download.01.org/0day-ci/archive/20220321/202203211052.wepydsq9-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
85e9b2687a13d1908aa86d1b89c5ce398a06cd39)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/105690537e561d997e376617aa6a7d6d7b74a6a6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Mario-Limonciello/iommu-amd-Add-support-to-indicate-whether-DMA-remap-support-is-enabled/20220319-063131
git checkout 105690537e561d997e376617aa6a7d6d7b74a6a6
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/iommu/amd/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/amd/iommu.c:2165:7: error: use of undeclared identifier
>> 'IOMMU_CAP_PRE_BOOT_PROTECTION'
case IOMMU_CAP_PRE_BOOT_PROTECTION:
^
1 error generated.
vim +/IOMMU_CAP_PRE_BOOT_PROTECTION +2165 drivers/iommu/amd/iommu.c
2155
2156 static bool amd_iommu_capable(enum iommu_cap cap)
2157 {
2158 switch (cap) {
2159 case IOMMU_CAP_CACHE_COHERENCY:
2160 return true;
2161 case IOMMU_CAP_INTR_REMAP:
2162 return (irq_remapping_enabled == 1);
2163 case IOMMU_CAP_NOEXEC:
2164 return false;
> 2165 case IOMMU_CAP_PRE_BOOT_PROTECTION:
2166 return amdr_ivrs_remap_support;
2167 default:
2168 break;
2169 }
2170
2171 return false;
2172 }
2173
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Re: [PATCH] RDMA/usnic: Refactor usnic_uiom_alloc_pd()
Hi Robin,
I love your patch! Yet something to improve:
[auto build test ERROR on rdma/for-next]
[also build test ERROR on v5.18-rc1 next-20220406]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Robin-Murphy/RDMA-usnic-Refactor-usnic_uiom_alloc_pd/20220406-133657
base: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git for-next
config: i386-allyesconfig
(https://download.01.org/0day-ci/archive/20220407/202204070316.vozworw5-...@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-19) 11.2.0
reproduce (this is a W=1 build):
#
https://github.com/intel-lab-lkp/linux/commit/0aa6215010a083081b26ccb23d0aa2b4089bbbfd
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Robin-Murphy/RDMA-usnic-Refactor-usnic_uiom_alloc_pd/20220406-133657
git checkout 0aa6215010a083081b26ccb23d0aa2b4089bbbfd
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/infiniband/hw/usnic/usnic_uiom.c: In function 'usnic_uiom_init':
>> drivers/infiniband/hw/usnic/usnic_uiom.c:561:29: error: 'pci_bus_type'
>> undeclared (first use in this function); did you mean 'bus_type'?
561 | if (!iommu_present(&pci_bus_type)) {
| ^~~~
| bus_type
drivers/infiniband/hw/usnic/usnic_uiom.c:561:29: note: each undeclared
identifier is reported only once for each function it appears in
vim +561 drivers/infiniband/hw/usnic/usnic_uiom.c
e3cf00d0a87f02 Upinder Malhi 2013-09-10 558
e3cf00d0a87f02 Upinder Malhi 2013-09-10 559 int usnic_uiom_init(char
*drv_name)
e3cf00d0a87f02 Upinder Malhi 2013-09-10 560 {
e3cf00d0a87f02 Upinder Malhi 2013-09-10 @561if
(!iommu_present(&pci_bus_type)) {
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Re: [PATCH v6 4/7] hisi_ptt: Add tune function support for HiSilicon PCIe Tune and Trace device
Hi Yicong,
I love your patch! Perhaps something to improve:
[auto build test WARNING on joro-iommu/next]
[also build test WARNING on linus/master linux/master v5.18-rc1 next-20220406]
[cannot apply to tip/perf/core]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Yicong-Yang/Add-support-for-HiSilicon-PCIe-Tune-and-Trace-device/20220406-200044
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: alpha-allyesconfig
(https://download.01.org/0day-ci/archive/20220407/202204071201.acepulor-...@intel.com/config)
compiler: alpha-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/9400668b70cbcd5ec74a52f043c3a333b80135f8
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Yicong-Yang/Add-support-for-HiSilicon-PCIe-Tune-and-Trace-device/20220406-200044
git checkout 9400668b70cbcd5ec74a52f043c3a333b80135f8
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross
O=build_dir ARCH=alpha SHELL=/bin/bash drivers/hwtracing/ptt/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/hwtracing/ptt/hisi_ptt.c: In function 'hisi_ptt_tune_data_get':
>> drivers/hwtracing/ptt/hisi_ptt.c:46:16: warning: conversion from 'long
>> unsigned int' to 'u32' {aka 'unsigned int'} changes value from
>> '18446744073709551615' to '4294967295' [-Woverflow]
46 | writel(~0UL, hisi_ptt->iobase + HISI_PTT_TUNING_DATA);
|^~~~
drivers/hwtracing/ptt/hisi_ptt.c: At top level:
drivers/hwtracing/ptt/hisi_ptt.c:1131:6: warning: no previous prototype for
'hisi_ptt_remove' [-Wmissing-prototypes]
1131 | void hisi_ptt_remove(struct pci_dev *pdev)
| ^~~
vim +46 drivers/hwtracing/ptt/hisi_ptt.c
33
34 static int hisi_ptt_tune_data_get(struct hisi_ptt *hisi_ptt,
35u32 event, u16 *data)
36 {
37 u32 reg;
38
39 reg = readl(hisi_ptt->iobase + HISI_PTT_TUNING_CTRL);
40 reg &= ~(HISI_PTT_TUNING_CTRL_CODE | HISI_PTT_TUNING_CTRL_SUB);
41 reg |= FIELD_PREP(HISI_PTT_TUNING_CTRL_CODE |
HISI_PTT_TUNING_CTRL_SUB,
42event);
43 writel(reg, hisi_ptt->iobase + HISI_PTT_TUNING_CTRL);
44
45 /* Write all 1 to indicates it's the read process */
> 46 writel(~0UL, hisi_ptt->iobase + HISI_PTT_TUNING_DATA);
47
48 if (!hisi_ptt_wait_tuning_finish(hisi_ptt))
49 return -ETIMEDOUT;
50
51 reg = readl(hisi_ptt->iobase + HISI_PTT_TUNING_DATA);
52 reg &= HISI_PTT_TUNING_DATA_VAL_MASK;
53 *data = FIELD_GET(HISI_PTT_TUNING_DATA_VAL_MASK, reg);
54
55 return 0;
56 }
57
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Re: [PATCH] iommu/mediatek: fix NULL pointer dereference when printing dev_name
Hi Miles,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on joro-iommu/next]
[also build test WARNING on v5.18-rc3 next-20220422]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Miles-Chen/iommu-mediatek-fix-NULL-pointer-dereference-when-printing-dev_name/20220423-070605
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: hexagon-randconfig-r041-20220422
(https://download.01.org/0day-ci/archive/20220423/202204231446.iykdz674-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
5bd87350a5ae429baf8f373cb226a57b62f87280)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/85771767e503ca60069fe4e6ec2ddb80c7f9bafa
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Miles-Chen/iommu-mediatek-fix-NULL-pointer-dereference-when-printing-dev_name/20220423-070605
git checkout 85771767e503ca60069fe4e6ec2ddb80c7f9bafa
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/iommu/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/mtk_iommu.c:605:6: warning: variable 'larbdev' is
>> uninitialized when used here [-Wuninitialized]
if (larbdev) {
^~~
drivers/iommu/mtk_iommu.c:597:24: note: initialize the variable 'larbdev' to
silence this warning
struct device *larbdev;
^
= NULL
1 warning generated.
vim +/larbdev +605 drivers/iommu/mtk_iommu.c
592
593 static void mtk_iommu_release_device(struct device *dev)
594 {
595 struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
596 struct mtk_iommu_data *data;
597 struct device *larbdev;
598 unsigned int larbid;
599
600 if (!fwspec || fwspec->ops != &mtk_iommu_ops)
601 return;
602
603 data = dev_iommu_priv_get(dev);
604 larbid = MTK_M4U_TO_LARB(fwspec->ids[0]);
> 605 if (larbdev) {
606 larbdev = data->larb_imu[larbid].dev;
607 device_link_remove(dev, larbdev);
608 }
609
610 iommu_fwspec_free(dev);
611 }
612
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Re: [PATCH v11 4/9] ACPI/IORT: Add support to retrieve IORT RMR reserved regions
Hi Shameer,
I love your patch! Perhaps something to improve:
[auto build test WARNING on joro-iommu/next]
[also build test WARNING on rafael-pm/linux-next arm/for-next
arm64/for-next/core soc/for-next linus/master v5.18-rc3 next-20220422]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20220423-003822
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm64-randconfig-r012-20220422
(https://download.01.org/0day-ci/archive/20220423/202204231737.0jkkpxzk-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
5bd87350a5ae429baf8f373cb226a57b62f87280)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/intel-lab-lkp/linux/commit/5b73fd681a27e2ad450bac28f8a81f4b35fe4d68
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20220423-003822
git checkout 5b73fd681a27e2ad450bac28f8a81f4b35fe4d68
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/acpi/arm64/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/acpi/arm64/iort.c:801:29: warning: no previous prototype for
>> function 'iort_rmr_alloc' [-Wmissing-prototypes]
struct iommu_iort_rmr_data *iort_rmr_alloc(struct acpi_iort_rmr_desc
*rmr_desc,
^
drivers/acpi/arm64/iort.c:801:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
struct iommu_iort_rmr_data *iort_rmr_alloc(struct acpi_iort_rmr_desc
*rmr_desc,
^
static
drivers/acpi/arm64/iort.c:896:20: error: use of undeclared identifier
'ACPI_IORT_RMR_REMAP_PERMITTED'
if (rmr->flags & ACPI_IORT_RMR_REMAP_PERMITTED)
^
drivers/acpi/arm64/iort.c:901:20: error: use of undeclared identifier
'ACPI_IORT_RMR_ACCESS_PRIVILEGE'
if (rmr->flags & ACPI_IORT_RMR_ACCESS_PRIVILEGE)
^
drivers/acpi/arm64/iort.c:905:7: error: call to undeclared function
'ACPI_IORT_RMR_ACCESS_ATTRIBUTES'; ISO C99 and later do not support implicit
function declarations [-Wimplicit-function-declaration]
if (ACPI_IORT_RMR_ACCESS_ATTRIBUTES(rmr->flags) <=
^
drivers/acpi/arm64/iort.c:906:5: error: use of undeclared identifier
'ACPI_IORT_RMR_ATTR_DEVICE_GRE'
ACPI_IORT_RMR_ATTR_DEVICE_GRE)
^
drivers/acpi/arm64/iort.c:909:5: error: use of undeclared identifier
'ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB'
ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB)
^
1 warning and 5 errors generated.
vim +/iort_rmr_alloc +801 drivers/acpi/arm64/iort.c
800
> 801 struct iommu_iort_rmr_data *iort_rmr_alloc(struct acpi_iort_rmr_desc
> *rmr_desc,
802 int prot, enum
iommu_resv_type type,
803 u32 *sids, u32 num_sids)
804 {
805 struct iommu_iort_rmr_data *rmr_data;
806 struct iommu_resv_region *region;
807 u32 *sids_copy;
808 u64 addr = rmr_desc->base_address, size = rmr_desc->length;
809
810 rmr_data = kmalloc(sizeof(*rmr_data), GFP_KERNEL);
811 if (!rmr_data)
812 return NULL;
813
814 /* Create a copy of SIDs array to associate with this rmr_data
*/
815 sids_copy = kmemdup(sids, num_sids * sizeof(*sids), GFP_KERNEL);
816 if (!sids_copy) {
817 kfree(rmr_data);
818 return NULL;
819 }
820 rmr_data->sids = sids_copy;
821 rmr_data->num_sids = num_sids;
822
823 if (!IS_ALIGNED(addr, SZ_64K) || !IS_ALIGNED(size, SZ_64K)) {
824 /* PAGE align base addr and size */
825 addr &= PAGE_MASK;
826 size = PAGE_ALIGN(
Re: [PATCH v11 4/9] ACPI/IORT: Add support to retrieve IORT RMR reserved regions
Hi Shameer,
I love your patch! Perhaps something to improve:
[auto build test WARNING on joro-iommu/next]
[also build test WARNING on rafael-pm/linux-next arm/for-next
arm64/for-next/core soc/for-next linus/master v5.18-rc3 next-20220422]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20220423-003822
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm64-allyesconfig
(https://download.01.org/0day-ci/archive/20220423/202204232022.kmubee9l-...@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/5b73fd681a27e2ad450bac28f8a81f4b35fe4d68
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20220423-003822
git checkout 5b73fd681a27e2ad450bac28f8a81f4b35fe4d68
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross W=1
O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/acpi/arm64/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/acpi/arm64/iort.c:801:29: warning: no previous prototype for
>> 'iort_rmr_alloc' [-Wmissing-prototypes]
801 | struct iommu_iort_rmr_data *iort_rmr_alloc(struct acpi_iort_rmr_desc
*rmr_desc,
| ^~
drivers/acpi/arm64/iort.c: In function 'iort_get_rmrs':
drivers/acpi/arm64/iort.c:896:34: error: 'ACPI_IORT_RMR_REMAP_PERMITTED'
undeclared (first use in this function)
896 | if (rmr->flags & ACPI_IORT_RMR_REMAP_PERMITTED)
| ^
drivers/acpi/arm64/iort.c:896:34: note: each undeclared identifier is
reported only once for each function it appears in
drivers/acpi/arm64/iort.c:901:34: error: 'ACPI_IORT_RMR_ACCESS_PRIVILEGE'
undeclared (first use in this function)
901 | if (rmr->flags & ACPI_IORT_RMR_ACCESS_PRIVILEGE)
| ^~
drivers/acpi/arm64/iort.c:905:21: error: implicit declaration of function
'ACPI_IORT_RMR_ACCESS_ATTRIBUTES'; did you mean 'ACPI_IORT_MF_ATTRIBUTES'?
[-Werror=implicit-function-declaration]
905 | if (ACPI_IORT_RMR_ACCESS_ATTRIBUTES(rmr->flags) <=
| ^~~
| ACPI_IORT_MF_ATTRIBUTES
drivers/acpi/arm64/iort.c:906:33: error: 'ACPI_IORT_RMR_ATTR_DEVICE_GRE'
undeclared (first use in this function)
906 | ACPI_IORT_RMR_ATTR_DEVICE_GRE)
| ^
drivers/acpi/arm64/iort.c:909:33: error: 'ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB'
undeclared (first use in this function)
909 | ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB)
| ^
cc1: some warnings being treated as errors
vim +/iort_rmr_alloc +801 drivers/acpi/arm64/iort.c
800
> 801 struct iommu_iort_rmr_data *iort_rmr_alloc(struct acpi_iort_rmr_desc
> *rmr_desc,
802 int prot, enum
iommu_resv_type type,
803 u32 *sids, u32 num_sids)
804 {
805 struct iommu_iort_rmr_data *rmr_data;
806 struct iommu_resv_region *region;
807 u32 *sids_copy;
808 u64 addr = rmr_desc->base_address, size = rmr_desc->length;
809
810 rmr_data = kmalloc(sizeof(*rmr_data), GFP_KERNEL);
811 if (!rmr_data)
812 return NULL;
813
814 /* Create a copy of SIDs array to associate with this rmr_data
*/
815 sids_copy = kmemdup(sids, num_sids * sizeof(*sids), GFP_KERNEL);
816 if (!sids_copy) {
817 kfree(rmr_data);
818 return NULL;
819 }
820 rmr_data->sids = sids_copy;
821 rmr_data->num_sids = num_sids;
822
823 if (!IS_ALIGNED(addr, SZ_64K) || !IS_ALIGNED(size, SZ_64K)) {
824 /* PAGE align base add
Re: [PATCH v2] iommu: fix an incorrect NULL check on list iterator
Hi Xiaomeng,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on v5.18-rc5 next-20220429]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Xiaomeng-Tong/iommu-fix-an-incorrect-NULL-check-on-list-iterator/20220501-211400
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm-allmodconfig
(https://download.01.org/0day-ci/archive/20220502/202205021754.gethfnns-...@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/99e334beef5d5be25ed19d3142d16000f0a1986d
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Xiaomeng-Tong/iommu-fix-an-incorrect-NULL-check-on-list-iterator/20220501-211400
git checkout 99e334beef5d5be25ed19d3142d16000f0a1986d
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1
O=build_dir ARCH=arm SHELL=/bin/bash drivers/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/iommu/msm_iommu.c: In function 'qcom_iommu_of_xlate':
>> drivers/iommu/msm_iommu.c:629:17: error: 'ret' undeclared (first use in this
>> function); did you mean 'net'?
629 | ret = -ENODEV;
| ^~~
| net
drivers/iommu/msm_iommu.c:629:17: note: each undeclared identifier is
reported only once for each function it appears in
drivers/iommu/msm_iommu.c:638:1: error: control reaches end of non-void
function [-Werror=return-type]
638 | }
| ^
cc1: some warnings being treated as errors
vim +629 drivers/iommu/msm_iommu.c
f78ebca8ff3d61 Sricharan R 2016-06-13 614
f78ebca8ff3d61 Sricharan R 2016-06-13 615 static int
qcom_iommu_of_xlate(struct device *dev,
f78ebca8ff3d61 Sricharan R 2016-06-13 616 struct
of_phandle_args *spec)
f78ebca8ff3d61 Sricharan R 2016-06-13 617 {
99e334beef5d5b Xiaomeng Tong 2022-05-01 618struct msm_iommu_dev *iommu =
NULL, *iter;
f78ebca8ff3d61 Sricharan R 2016-06-13 619unsigned long flags;
f78ebca8ff3d61 Sricharan R 2016-06-13 620
f78ebca8ff3d61 Sricharan R 2016-06-13 621
spin_lock_irqsave(&msm_iommu_lock, flags);
99e334beef5d5b Xiaomeng Tong 2022-05-01 622list_for_each_entry(iter,
&qcom_iommu_devices, dev_node)
99e334beef5d5b Xiaomeng Tong 2022-05-01 623if (iter->dev->of_node
== spec->np) {
99e334beef5d5b Xiaomeng Tong 2022-05-01 624iommu = iter;
f78ebca8ff3d61 Sricharan R 2016-06-13 625break;
99e334beef5d5b Xiaomeng Tong 2022-05-01 626}
f78ebca8ff3d61 Sricharan R 2016-06-13 627
99e334beef5d5b Xiaomeng Tong 2022-05-01 628if (!iommu) {
f78ebca8ff3d61 Sricharan R 2016-06-13 @629ret = -ENODEV;
f78ebca8ff3d61 Sricharan R 2016-06-13 630goto fail;
f78ebca8ff3d61 Sricharan R 2016-06-13 631}
f78ebca8ff3d61 Sricharan R 2016-06-13 632
bb5bdc5ab7f133 Xiaoke Wang 2022-04-28 633ret = insert_iommu_master(dev,
&iommu, spec);
f78ebca8ff3d61 Sricharan R 2016-06-13 634 fail:
f78ebca8ff3d61 Sricharan R 2016-06-13 635
spin_unlock_irqrestore(&msm_iommu_lock, flags);
f78ebca8ff3d61 Sricharan R 2016-06-13 636
f78ebca8ff3d61 Sricharan R 2016-06-13 637return ret;
f78ebca8ff3d61 Sricharan R 2016-06-13 638 }
f78ebca8ff3d61 Sricharan R 2016-06-13 639
--
0-DAY CI Kernel Test Service
https://01.org/lkp
___
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH v3 1/2] iommu/io-pgtable-arm-v7s: Add a quirk to allow pgtable PA up to 35bit
Hi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on arm-perf/for-next/perf]
[also build test WARNING on linus/master v5.18-rc6 next-20220512]
[cannot apply to joro-iommu/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220512-234603
base: https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git
for-next/perf
config: hexagon-allmodconfig
(https://download.01.org/0day-ci/archive/20220513/202205131016.ati0kpnr-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
9519dacab7b8afd537811fc2abaceb4d14f4e16a)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/916a5fc41cbb8ddfe343193598f250d06b09e3fa
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220512-234603
git checkout 916a5fc41cbb8ddfe343193598f250d06b09e3fa
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/iommu/ drivers/rtc/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/io-pgtable-arm-v7s.c:886:4: warning: shift count >= width of
>> type [-Wshift-count-overflow]
ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr);
^~~
drivers/iommu/io-pgtable-arm-v7s.c:154:39: note: expanded from macro
'ARM_V7S_TTBR_35BIT_PA'
((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32))
^~~
include/linux/bits.h:38:31: note: expanded from macro 'GENMASK'
(GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
^~~
include/linux/bits.h:35:22: note: expanded from macro '__GENMASK'
(((~UL(0)) - (UL(1) << (l)) + 1) & \
^ ~~~
>> drivers/iommu/io-pgtable-arm-v7s.c:886:4: warning: shift count is negative
>> [-Wshift-count-negative]
ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr);
^~~
drivers/iommu/io-pgtable-arm-v7s.c:154:39: note: expanded from macro
'ARM_V7S_TTBR_35BIT_PA'
((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32))
^~~
include/linux/bits.h:38:31: note: expanded from macro 'GENMASK'
(GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
^~~
include/linux/bits.h:36:11: note: expanded from macro '__GENMASK'
(~UL(0) >> (BITS_PER_LONG - 1 - (h
^ ~
>> drivers/iommu/io-pgtable-arm-v7s.c:886:4: warning: shift count >= width of
>> type [-Wshift-count-overflow]
ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr);
^~~
drivers/iommu/io-pgtable-arm-v7s.c:154:56: note: expanded from macro
'ARM_V7S_TTBR_35BIT_PA'
((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32))
^ ~~
3 warnings generated.
vim +886 drivers/iommu/io-pgtable-arm-v7s.c
795
796 static struct io_pgtable *arm_v7s_alloc_pgtable(struct io_pgtable_cfg
*cfg,
797 void *cookie)
798 {
799 slab_flags_t slab_flag = ARM_V7S_TABLE_SLAB_FLAGS;
800 struct arm_v7s_io_pgtable *data;
801 phys_addr_t paddr;
802
803 if (cfg->ias > (arm_v7s_is_mtk_enabled(cfg) ? 34 :
ARM_V7S_ADDR_BITS))
804 return NULL;
805
806 if (cfg->oas > (arm_v7s_is_mtk_enabled(cfg) ? 35 :
ARM_V7S_ADDR_BITS))
807 return NULL;
808
809 if (cfg->quirks & ~(IO_PGTABLE_QUIRK_ARM_NS |
810
Re: [PATCH v3 1/2] iommu/io-pgtable-arm-v7s: Add a quirk to allow pgtable PA up to 35bit
Hi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on arm-perf/for-next/perf] [also build test WARNING on linus/master v5.18-rc6] [cannot apply to joro-iommu/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220512-234603 base: https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git for-next/perf config: arm-qcom_defconfig (https://download.01.org/0day-ci/archive/20220513/202205131021.3gskebg2-...@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/916a5fc41cbb8ddfe343193598f250d06b09e3fa git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220512-234603 git checkout 916a5fc41cbb8ddfe343193598f250d06b09e3fa # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/iommu/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/ratelimit_types.h:5, from include/linux/ratelimit.h:5, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from drivers/iommu/io-pgtable-arm-v7s.c:25: drivers/iommu/io-pgtable-arm-v7s.c: In function 'arm_v7s_alloc_pgtable': include/linux/bits.h:35:29: warning: left shift count >= width of type [-Wshift-count-overflow] 35 | (((~UL(0)) - (UL(1) << (l)) + 1) & \ | ^~ include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^ drivers/iommu/io-pgtable-arm-v7s.c:154:46: note: in expansion of macro 'GENMASK' 154 | ((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32)) | ^~~ drivers/iommu/io-pgtable-arm-v7s.c:886:25: note: in expansion of macro 'ARM_V7S_TTBR_35BIT_PA' 886 | ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr); | ^ include/linux/bits.h:36:18: warning: right shift count is negative [-Wshift-count-negative] 36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h | ^~ include/linux/bits.h:38:38: note: in expansion of macro '__GENMASK' 38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) | ^ drivers/iommu/io-pgtable-arm-v7s.c:154:46: note: in expansion of macro 'GENMASK' 154 | ((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32)) | ^~~ drivers/iommu/io-pgtable-arm-v7s.c:886:25: note: in expansion of macro 'ARM_V7S_TTBR_35BIT_PA' 886 | ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr); | ^ >> drivers/iommu/io-pgtable-arm-v7s.c:154:63: warning: right shift count >= >> width of type [-Wshift-count-overflow] 154 | ((ttbr & ((u32)(~0U << 3))) | ((pa & GENMASK(34, 32)) >> 32)) | ^~ drivers/iommu/io-pgtable-arm-v7s.c:886:25: note: in expansion of macro 'ARM_V7S_TTBR_35BIT_PA' 886 | ARM_V7S_TTBR_35BIT_PA(cfg->arm_v7s_cfg.ttbr, paddr); | ^ vim +154 drivers/iommu/io-pgtable-arm-v7s.c 145 146 #define ARM_V7S_TTBR_S BIT(1) 147 #define ARM_V7S_TTBR_NOSBIT(5) 148 #define ARM_V7S_TTBR_ORGN_ATTR(attr)(((attr) & 0x3) << 3) 149 #define ARM_V7S_TTBR_IRGN_ATTR(attr) \ 150 attr) & 0x1) << 6) | (((attr) & 0x2) >> 1))
Re: [PATCH 1/3] iommu: Add Visconti5 IOMMU driver
Hi Nobuhiro, I love your patch! Perhaps something to improve: [auto build test WARNING on joro-iommu/next] [also build test WARNING on arm-perf/for-next/perf soc/for-next linus/master v5.18 next-20220524] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: nios2-allyesconfig (https://download.01.org/0day-ci/archive/20220525/202205251205.phq3cwj3-...@intel.com/config) compiler: nios2-linux-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/69bb4f3c2ef0bb1f65922bc72bb31109897a6393 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 git checkout 69bb4f3c2ef0bb1f65922bc72bb31109897a6393 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/iommu/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): drivers/iommu/visconti-atu.c:47:29: error: field 'iommu' has incomplete type 47 | struct iommu_device iommu; | ^ drivers/iommu/visconti-atu.c:62:29: error: field 'io_domain' has incomplete type 62 | struct iommu_domain io_domain; | ^ In file included from include/linux/bits.h:22, from include/linux/ratelimit_types.h:5, from include/linux/ratelimit.h:5, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from drivers/iommu/visconti-atu.c:12: drivers/iommu/visconti-atu.c: In function 'to_atu_domain': include/linux/compiler_types.h:293:27: error: expression in static assertion is not an integer 293 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b)) | ^~~~ include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert' 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) |^~~~ include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^ include/linux/container_of.h:19:23: note: in expansion of macro '__same_type' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^~~ drivers/iommu/visconti-atu.c:70:16: note: in expansion of macro 'container_of' 70 | return container_of(domain, struct visconti_atu_domain, io_domain); |^~~~ drivers/iommu/visconti-atu.c: In function 'visconti_atu_enable_entry': >> drivers/iommu/visconti-atu.c:102:52: warning: right shift count >= width of >> type [-Wshift-count-overflow] 102 |(atu->iova[num] >> 32) & ATU_BGADDR_MASK); |^~ drivers/iommu/visconti-atu.c: In function 'visconti_atu_attach_device': drivers/iommu/visconti-atu.c:121:43: error: implicit declaration of function 'dev_iommu_priv_get' [-Werror=implicit-function-declaration] 121 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); | ^~ drivers/iommu/visconti-atu.c:121:43: warning: initialization of 'struct visconti_atu_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion] drivers/iommu/visconti-atu.c: In function 'visconti_atu_detach_device': drivers/iommu/visconti-atu.c:150:43: warning: initialization of 'struct visconti_atu_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 150 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); |
Re: [PATCH 1/3] iommu: Add Visconti5 IOMMU driver
Hi Nobuhiro, I love your patch! Perhaps something to improve: [auto build test WARNING on joro-iommu/next] [also build test WARNING on arm-perf/for-next/perf soc/for-next linus/master v5.18 next-20220524] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20220525/202205251452.kfxlqhqx-...@intel.com/config) compiler: alpha-linux-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/69bb4f3c2ef0bb1f65922bc72bb31109897a6393 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 git checkout 69bb4f3c2ef0bb1f65922bc72bb31109897a6393 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash drivers/iommu/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): drivers/iommu/visconti-atu.c:47:29: error: field 'iommu' has incomplete type 47 | struct iommu_device iommu; | ^ drivers/iommu/visconti-atu.c:62:29: error: field 'io_domain' has incomplete type 62 | struct iommu_domain io_domain; | ^ In file included from include/linux/bits.h:22, from include/linux/ratelimit_types.h:5, from include/linux/ratelimit.h:5, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from drivers/iommu/visconti-atu.c:12: drivers/iommu/visconti-atu.c: In function 'to_atu_domain': include/linux/compiler_types.h:293:27: error: expression in static assertion is not an integer 293 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b)) | ^~~~ include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert' 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) |^~~~ include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^ include/linux/container_of.h:19:23: note: in expansion of macro '__same_type' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^~~ drivers/iommu/visconti-atu.c:70:16: note: in expansion of macro 'container_of' 70 | return container_of(domain, struct visconti_atu_domain, io_domain); |^~~~ drivers/iommu/visconti-atu.c: In function 'visconti_atu_attach_device': drivers/iommu/visconti-atu.c:121:43: error: implicit declaration of function 'dev_iommu_priv_get' [-Werror=implicit-function-declaration] 121 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); | ^~ >> drivers/iommu/visconti-atu.c:121:43: warning: initialization of 'struct >> visconti_atu_device *' from 'int' makes pointer from integer without a cast >> [-Wint-conversion] drivers/iommu/visconti-atu.c: In function 'visconti_atu_detach_device': drivers/iommu/visconti-atu.c:150:43: warning: initialization of 'struct visconti_atu_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 150 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); | ^~ drivers/iommu/visconti-atu.c: At top level: >> drivers/iommu/visconti-atu.c:196:41: warning: 'struct iommu_iotlb_gather' >> declared inside parameter list will not be visible outside of this >> definition or declaration 196 | struct iommu_iotlb_gather *iotlb_ga
Re: [PATCH 1/3] iommu: Add Visconti5 IOMMU driver
Hi Nobuhiro, I love your patch! Yet something to improve: [auto build test ERROR on joro-iommu/next] [also build test ERROR on arm-perf/for-next/perf soc/for-next linus/master v5.18 next-20220524] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20220525/202205251708.q7cwjpf8-...@intel.com/config) compiler: alpha-linux-gcc (GCC) 11.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/69bb4f3c2ef0bb1f65922bc72bb31109897a6393 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 git checkout 69bb4f3c2ef0bb1f65922bc72bb31109897a6393 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot Note: the linux-review/Nobuhiro-Iwamatsu/Add-Visconti5-IOMMU-driver/20220525-093326 HEAD 07739c72b066c0781c371eec7614ed876441e8dd builds fine. It only hurts bisectability. All errors (new ones prefixed by >>): >> drivers/iommu/visconti-atu.c:47:29: error: field 'iommu' has incomplete type 47 | struct iommu_device iommu; | ^ >> drivers/iommu/visconti-atu.c:62:29: error: field 'io_domain' has incomplete >> type 62 | struct iommu_domain io_domain; | ^ In file included from include/linux/bits.h:22, from include/linux/ratelimit_types.h:5, from include/linux/ratelimit.h:5, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from include/linux/dma-mapping.h:7, from drivers/iommu/visconti-atu.c:12: drivers/iommu/visconti-atu.c: In function 'to_atu_domain': include/linux/compiler_types.h:293:27: error: expression in static assertion is not an integer 293 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b)) | ^~~~ include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert' 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) |^~~~ include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^ include/linux/container_of.h:19:23: note: in expansion of macro '__same_type' 19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \ | ^~~ drivers/iommu/visconti-atu.c:70:16: note: in expansion of macro 'container_of' 70 | return container_of(domain, struct visconti_atu_domain, io_domain); |^~~~ drivers/iommu/visconti-atu.c: In function 'visconti_atu_attach_device': >> drivers/iommu/visconti-atu.c:121:43: error: implicit declaration of function >> 'dev_iommu_priv_get' [-Werror=implicit-function-declaration] 121 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); | ^~ drivers/iommu/visconti-atu.c:121:43: warning: initialization of 'struct visconti_atu_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion] drivers/iommu/visconti-atu.c: In function 'visconti_atu_detach_device': drivers/iommu/visconti-atu.c:150:43: warning: initialization of 'struct visconti_atu_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 150 | struct visconti_atu_device *atu = dev_iommu_priv_get(dev); | ^~ drivers/iommu/visconti-atu.c: At top level: drivers/iommu/visconti-atu.c:196:41: warning: 's
Re: [PATCH 4/6] iommu/qcom: Add support for AArch64 IOMMU pagetables
Hi Konrad,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on joro-iommu/next]
[also build test WARNING on v5.18 next-20220527]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Konrad-Dybcio/iommu-qcom-Use-the-asid-read-from-device-tree-if-specified/20220528-062952
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arc-allyesconfig
(https://download.01.org/0day-ci/archive/20220528/202205280904.vsncfpph-...@intel.com/config)
compiler: arceb-elf-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/0744f7d6ebfff8d6854a24d0f95f8e58885b5212
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Konrad-Dybcio/iommu-qcom-Use-the-asid-read-from-device-tree-if-specified/20220528-062952
git checkout 0744f7d6ebfff8d6854a24d0f95f8e58885b5212
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1
O=build_dir ARCH=arc SHELL=/bin/bash drivers/iommu/arm/arm-smmu/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/arm/arm-smmu/qcom_iommu.c: In function
'qcom_iommu_tlb_inv_range_nosync':
>> drivers/iommu/arm/arm-smmu/qcom_iommu.c:174:58: warning: left shift count >=
>> width of type [-Wshift-count-overflow]
174 | iova |= (unsigned long)ctx->asid << 48;
| ^~
vim +174 drivers/iommu/arm/arm-smmu/qcom_iommu.c
157
158 static void qcom_iommu_tlb_inv_range_nosync(unsigned long iova, size_t
size,
159 size_t granule, bool leaf,
void *cookie)
160 {
161 struct qcom_iommu_domain *qcom_domain = cookie;
162 struct iommu_fwspec *fwspec = qcom_domain->fwspec;
163 unsigned i, reg;
164
165 reg = leaf ? ARM_SMMU_CB_S1_TLBIVAL : ARM_SMMU_CB_S1_TLBIVA;
166
167 for (i = 0; i < fwspec->num_ids; i++) {
168 struct qcom_iommu_dev *qcom_iommu = qcom_domain->iommu;
169 struct qcom_iommu_ctx *ctx = to_ctx(qcom_domain,
fwspec->ids[i]);
170 size_t s = size;
171
172 if (qcom_iommu->use_aarch64_pt) {
173 iova >>= 12;
> 174 iova |= (unsigned long)ctx->asid << 48;
175 } else {
176 iova &= (1UL << 12) - 1UL;
177 iova |= ctx->asid;
178 }
179 do {
180 iommu_writel(ctx, reg, iova);
181 iova += granule;
182 } while (s -= granule);
183 }
184 }
185
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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Re: [PATCH v9 3/3] iommu/mediatek: Allow page table PA up to 35bit
Hi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on joro-iommu/next]
[also build test ERROR on linus/master v5.19-rc2 next-20220615]
[cannot apply to arm-perf/for-next/perf]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220616-011227
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arc-allyesconfig
(https://download.01.org/0day-ci/archive/20220616/202206161233.wdjdwjgb-...@intel.com/config)
compiler: arceb-elf-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/intel-lab-lkp/linux/commit/0032fcce9c1ab50caec1ef5dd4089a8a61fcf15c
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
yf-wang-mediatek-com/iommu-io-pgtable-arm-v7s-Add-a-quirk-to-allow-pgtable-PA-up-to-35bit/20220616-011227
git checkout 0032fcce9c1ab50caec1ef5dd4089a8a61fcf15c
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1
O=build_dir ARCH=arc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/scatterlist.h:9,
from include/linux/dma-mapping.h:10,
from include/linux/dma-direct.h:9,
from drivers/iommu/mtk_iommu.c:11:
drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_attach_device':
>> drivers/iommu/mtk_iommu.c:693:49: error: 'struct mtk_iommu_data' has no
>> member named 'base'
693 | writel(bank->m4u_dom->ttbr, data->base +
REG_MMU_PT_BASE_ADDR);
| ^~
arch/arc/include/asm/io.h:231:75: note: in definition of macro
'writel_relaxed'
231 | #define writel_relaxed(v,c) __raw_writel((__force u32)
cpu_to_le32(v),c)
|
^
drivers/iommu/mtk_iommu.c:693:17: note: in expansion of macro 'writel'
693 | writel(bank->m4u_dom->ttbr, data->base +
REG_MMU_PT_BASE_ADDR);
| ^~
vim +693 drivers/iommu/mtk_iommu.c
646
647 static int mtk_iommu_attach_device(struct iommu_domain *domain,
648 struct device *dev)
649 {
650 struct mtk_iommu_data *data = dev_iommu_priv_get(dev),
*frstdata;
651 struct mtk_iommu_domain *dom = to_mtk_domain(domain);
652 struct list_head *hw_list = data->hw_list;
653 struct device *m4udev = data->dev;
654 struct mtk_iommu_bank_data *bank;
655 unsigned int bankid;
656 int ret, region_id;
657
658 region_id = mtk_iommu_get_iova_region_id(dev, data->plat_data);
659 if (region_id < 0)
660 return region_id;
661
662 bankid = mtk_iommu_get_bank_id(dev, data->plat_data);
663 mutex_lock(&dom->mutex);
664 if (!dom->bank) {
665 /* Data is in the frstdata in sharing pgtable case. */
666 frstdata = mtk_iommu_get_frst_data(hw_list);
667
668 ret = mtk_iommu_domain_finalise(dom, frstdata,
region_id);
669 if (ret) {
670 mutex_unlock(&dom->mutex);
671 return -ENODEV;
672 }
673 dom->bank = &data->bank[bankid];
674 }
675 mutex_unlock(&dom->mutex);
676
677 mutex_lock(&data->mutex);
678 bank = &data->bank[bankid];
679 if (!bank->m4u_dom) { /* Initialize the M4U HW for each a BANK
*/
680 ret = pm_runtime_resume_and_get(m4udev);
681 if (ret < 0) {
682 dev_err(m4udev, "pm get fail(%d) in attach.\n",
ret);
683 goto err_unlock;
684 }
685
686 ret = mtk_iommu_hw_init(data, bankid);
687 if (ret) {
688 pm_runtime_put(m4udev);
689 goto err_unlock;
690 }
691
Re: [PATCH] uacce: Tidy up locking
Hi Jean-Philippe,
I love your patch! Perhaps something to improve:
[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on soc/for-next linus/master v5.19-rc2 next-20220617]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Jean-Philippe-Brucker/uacce-Tidy-up-locking/20220620-220634
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git
0a35780c755ccec097d15c6b4ff8b246a89f1689
config: i386-randconfig-s001
(https://download.01.org/0day-ci/archive/20220621/202206210432.wvkoxvu5-...@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-30-g92122700-dirty
#
https://github.com/intel-lab-lkp/linux/commit/3589b5391f54bea3dc85ed65fe0f036757a4f21c
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Jean-Philippe-Brucker/uacce-Tidy-up-locking/20220620-220634
git checkout 3589b5391f54bea3dc85ed65fe0f036757a4f21c
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir
ARCH=i386 SHELL=/bin/bash drivers/misc/uacce/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot
sparse warnings: (new ones prefixed by >>)
>> drivers/misc/uacce/uacce.c:291:21: sparse: sparse: incorrect type in
>> assignment (different base types) @@ expected int ret @@ got
>> restricted __poll_t @@
drivers/misc/uacce/uacce.c:291:21: sparse: expected int ret
drivers/misc/uacce/uacce.c:291:21: sparse: got restricted __poll_t
>> drivers/misc/uacce/uacce.c:295:16: sparse: sparse: incorrect type in return
>> expression (different base types) @@ expected restricted __poll_t @@
>> got int ret @@
drivers/misc/uacce/uacce.c:295:16: sparse: expected restricted __poll_t
drivers/misc/uacce/uacce.c:295:16: sparse: got int ret
vim +291 drivers/misc/uacce/uacce.c
277
278 static __poll_t uacce_fops_poll(struct file *file, poll_table *wait)
279 {
280 struct uacce_queue *q = file->private_data;
281 struct uacce_device *uacce = q->uacce;
282 int ret = 0;
283
284 poll_wait(file, &q->wait, wait);
285
286 mutex_lock(&q->mutex);
287 if (!uacce_queue_is_valid(q))
288 goto out_unlock;
289
290 if (uacce->ops->is_q_updated && uacce->ops->is_q_updated(q))
> 291 ret = EPOLLIN | EPOLLRDNORM;
292
293 out_unlock:
294 mutex_unlock(&q->mutex);
> 295 return ret;
296 }
297
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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Re: [PATCH v6 04/10] gpu: host1x: Add context device management code
Hi Mikko,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on drm/drm-next]
[also build test ERROR on tegra/for-next linus/master v5.19-rc3]
[cannot apply to tegra-drm/drm/tegra/for-next next-20220621]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/intel-lab-lkp/linux/commits/Mikko-Perttunen/Host1x-context-isolation-support/20220621-231339
base: git://anongit.freedesktop.org/drm/drm drm-next
config: arm64-randconfig-r021-20220622
(https://download.01.org/0day-ci/archive/20220622/202206221557.laes8ynq-...@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project
8b8d126598ce7bd5243da7f94f69fa1104288bee)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/intel-lab-lkp/linux/commit/2501beeae7469b805f9f624049fd56643cf6e18e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review
Mikko-Perttunen/Host1x-context-isolation-support/20220621-231339
git checkout 2501beeae7469b805f9f624049fd56643cf6e18e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/host1x/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/gpu/host1x/context.c:80:28: error: no member named 'ids' in 'struct
>> iommu_fwspec'
ctx->stream_id = fwspec->ids[0] & 0x;
~~ ^
1 error generated.
vim +80 drivers/gpu/host1x/context.c
15
16 int host1x_memory_context_list_init(struct host1x *host1x)
17 {
18 struct host1x_memory_context_list *cdl = &host1x->context_list;
19 struct device_node *node = host1x->dev->of_node;
20 struct host1x_memory_context *ctx;
21 unsigned int i;
22 int err;
23
24 cdl->devs = NULL;
25 cdl->len = 0;
26 mutex_init(&cdl->lock);
27
28 err = of_property_count_u32_elems(node, "iommu-map");
29 if (err < 0)
30 return 0;
31
32 cdl->devs = kcalloc(err, sizeof(*cdl->devs), GFP_KERNEL);
33 if (!cdl->devs)
34 return -ENOMEM;
35 cdl->len = err / 4;
36
37 for (i = 0; i < cdl->len; i++) {
38 struct iommu_fwspec *fwspec;
39
40 ctx = &cdl->devs[i];
41
42 ctx->host = host1x;
43
44 device_initialize(&ctx->dev);
45
46 /*
47 * Due to an issue with T194 NVENC, only 38 bits can be
used.
48 * Anyway, 256GiB of IOVA ought to be enough for anyone.
49 */
50 ctx->dma_mask = DMA_BIT_MASK(38);
51 ctx->dev.dma_mask = &ctx->dma_mask;
52 ctx->dev.coherent_dma_mask = ctx->dma_mask;
53 dev_set_name(&ctx->dev, "host1x-ctx.%d", i);
54 ctx->dev.bus = &host1x_context_device_bus_type;
55 ctx->dev.parent = host1x->dev;
56
57 dma_set_max_seg_size(&ctx->dev, UINT_MAX);
58
59 err = device_add(&ctx->dev);
60 if (err) {
61 dev_err(host1x->dev, "could not add context
device %d: %d\n", i, err);
62 goto del_devices;
63 }
64
65 err = of_dma_configure_id(&ctx->dev, node, true, &i);
66 if (err) {
67 dev_err(host1x->dev, "IOMMU configuration
failed for context device %d: %d\n",
68 i, err);
69 device_del(&ctx->dev);
70 goto del_devices;
71 }
72
73 fwspec = dev_iommu_fwspec_get(&ctx->dev);
74 if (!fwspec) {
75 dev_err(host1x->dev, "Context device %d
Re: [PATCH v2 1/2] vfio/type1: Simplify bus_type determination
Hi Robin, I love your patch! Yet something to improve: [auto build test ERROR on v5.19-rc3] [also build test ERROR on linus/master next-20220622] [cannot apply to awilliam-vfio/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Robin-Murphy/vfio-type1-Simplify-bus_type-determination/20220622-200503 base:a111daf0c53ae91e71fd2bfe7497862d14132e3e config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20220623/202206231208.pgasmluw-...@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/7a6e1ddc765bde40f879995137a2ff20cb0eda47 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Robin-Murphy/vfio-type1-Simplify-bus_type-determination/20220622-200503 git checkout 7a6e1ddc765bde40f879995137a2ff20cb0eda47 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "vfio_device_get_from_iommu" >> [drivers/vfio/vfio_iommu_type1.ko] undefined! >> ERROR: modpost: "vfio_device_put" [drivers/vfio/vfio_iommu_type1.ko] >> undefined! -- 0-DAY CI Kernel Test Service https://01.org/lkp ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH v3 2/2] iommu: add Unisoc iommu basic driver
Hi Chunyan,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on robh/for-next v5.11-rc6 next-20210125]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Chunyan-Zhang/Add-Unisoc-iommu-basic-driver/20210203-171459
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: nios2-allyesconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/02726f17be90f0d6226117f44cef3497250e378f
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Chunyan-Zhang/Add-Unisoc-iommu-basic-driver/20210203-171459
git checkout 02726f17be90f0d6226117f44cef3497250e378f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=nios2
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from ./arch/nios2/include/generated/asm/bug.h:1,
from include/linux/bug.h:5,
from include/linux/thread_info.h:12,
from include/asm-generic/current.h:5,
from ./arch/nios2/include/generated/asm/current.h:1,
from include/linux/mutex.h:14,
from include/linux/notifier.h:14,
from include/linux/clk.h:14,
from drivers/iommu/sprd-iommu.c:9:
drivers/iommu/sprd-iommu.c: In function 'sprd_iommu_iova_to_phys':
>> drivers/iommu/sprd-iommu.c:375:4: warning: format '%llx' expects argument of
>> type 'long long unsigned int', but argument 5 has type 'dma_addr_t' {aka
>> 'unsigned int'} [-Wformat=]
375 |"iova (0x%llx) exceeds the vpn range[0x%lx-0x%lx]\n",
|^~~~
376 |iova, start, end))
|
||
|dma_addr_t {aka unsigned int}
include/asm-generic/bug.h:89:48: note: in definition of macro '__WARN_printf'
89 | warn_slowpath_fmt(__FILE__, __LINE__, taint, arg); \
|^~~
drivers/iommu/sprd-iommu.c:374:6: note: in expansion of macro 'WARN'
374 | if (WARN(iova < start || iova > end,
| ^~~~
drivers/iommu/sprd-iommu.c:375:16: note: format string is defined here
375 |"iova (0x%llx) exceeds the vpn range[0x%lx-0x%lx]\n",
| ~~~^
||
|long long unsigned int
| %x
drivers/iommu/sprd-iommu.c: At top level:
drivers/iommu/sprd-iommu.c:438:20: error: initialization of 'void (*)(struct
iommu_domain *, long unsigned int, size_t)' {aka 'void (*)(struct iommu_domain
*, long unsigned int, unsigned int)'} from incompatible pointer type 'void
(*)(struct iommu_domain *)' [-Werror=incompatible-pointer-types]
438 | .iotlb_sync_map = sprd_iommu_sync_map,
|^~~
drivers/iommu/sprd-iommu.c:438:20: note: (near initialization for
'sprd_iommu_ops.iotlb_sync_map')
cc1: some warnings being treated as errors
vim +375 drivers/iommu/sprd-iommu.c
364
365 static phys_addr_t sprd_iommu_iova_to_phys(struct iommu_domain *domain,
366 dma_addr_t iova)
367 {
368 struct sprd_iommu_domain *dom = to_sprd_domain(domain);
369 unsigned long flags;
370 phys_addr_t pa;
371 unsigned long start = domain->geometry.aperture_start;
372 unsigned long end = domain->geometry.aperture_end;
373
374 if (WARN(iova < start || iova > end,
> 375 "iova (0x%llx) exceeds the vpn range[0x%lx-0x%lx]\n",
376 iova, start, end))
377 return 0;
378
379 spin_lock_irqsave(&dom->pgtlock, flags);
380 pa = *(dom->pgt_va + ((iova - start) >> SPRD_IOMMU_PAGE_SHIFT));
381 pa = (pa << SPRD_IOMMU_PAGE_SHIFT) + ((iova - start) &
(SPRD_IOMMU_PAGE_SIZE - 1));
382 spin_unlock_irqrestore(&dom->pgtlock, flags);
383
384 return pa;
385 }
386
---
0-DAY CI Kernel Test Service,
[iommu:x86/vt-d 10/12] drivers/iommu/intel/iommu.c:5468:21: error: initialization of 'void iommu_domain from incompatible pointer type 'void iommu_domain long unsigned int, size_t)' {aka 'void iommu_d
tree: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git x86/vt-d
head: 31a75cbbb9274cf8185f402904bf11386917870b
commit: 933fcd01e97e2ba29880dd5f1239365e40094950 [10/12] iommu/vt-d: Add
iotlb_sync_map callback
config: x86_64-rhel-8.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
#
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?id=933fcd01e97e2ba29880dd5f1239365e40094950
git remote add iommu
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
git fetch --no-tags iommu x86/vt-d
git checkout 933fcd01e97e2ba29880dd5f1239365e40094950
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/intel/iommu.c:5468:21: error: initialization of 'void
>> (*)(struct iommu_domain *)' from incompatible pointer type 'void (*)(struct
>> iommu_domain *, long unsigned int, size_t)' {aka 'void (*)(struct
>> iommu_domain *, long unsigned int, long unsigned int)'}
>> [-Werror=incompatible-pointer-types]
5468 | .iotlb_sync_map = intel_iommu_iotlb_sync_map,
| ^~
drivers/iommu/intel/iommu.c:5468:21: note: (near initialization for
'intel_iommu_ops.iotlb_sync_map')
cc1: some warnings being treated as errors
vim +5468 drivers/iommu/intel/iommu.c
5455
5456 const struct iommu_ops intel_iommu_ops = {
5457 .capable= intel_iommu_capable,
5458 .domain_alloc = intel_iommu_domain_alloc,
5459 .domain_free= intel_iommu_domain_free,
5460 .domain_get_attr= intel_iommu_domain_get_attr,
5461 .domain_set_attr= intel_iommu_domain_set_attr,
5462 .attach_dev = intel_iommu_attach_device,
5463 .detach_dev = intel_iommu_detach_device,
5464 .aux_attach_dev = intel_iommu_aux_attach_device,
5465 .aux_detach_dev = intel_iommu_aux_detach_device,
5466 .aux_get_pasid = intel_iommu_aux_get_pasid,
5467 .map= intel_iommu_map,
> 5468 .iotlb_sync_map = intel_iommu_iotlb_sync_map,
5469 .unmap = intel_iommu_unmap,
5470 .flush_iotlb_all= intel_flush_iotlb_all,
5471 .iotlb_sync = intel_iommu_tlb_sync,
5472 .iova_to_phys = intel_iommu_iova_to_phys,
5473 .probe_device = intel_iommu_probe_device,
5474 .probe_finalize = intel_iommu_probe_finalize,
5475 .release_device = intel_iommu_release_device,
5476 .get_resv_regions = intel_iommu_get_resv_regions,
5477 .put_resv_regions = generic_iommu_put_resv_regions,
5478 .device_group = intel_iommu_device_group,
5479 .dev_has_feat = intel_iommu_dev_has_feat,
5480 .dev_feat_enabled = intel_iommu_dev_feat_enabled,
5481 .dev_enable_feat= intel_iommu_dev_enable_feat,
5482 .dev_disable_feat = intel_iommu_dev_disable_feat,
5483 .is_attach_deferred = intel_iommu_is_attach_deferred,
5484 .def_domain_type= device_def_domain_type,
5485 .pgsize_bitmap = INTEL_IOMMU_PGSIZES,
5486 #ifdef CONFIG_INTEL_IOMMU_SVM
5487 .cache_invalidate = intel_iommu_sva_invalidate,
5488 .sva_bind_gpasid= intel_svm_bind_gpasid,
5489 .sva_unbind_gpasid = intel_svm_unbind_gpasid,
5490 .sva_bind = intel_svm_bind,
5491 .sva_unbind = intel_svm_unbind,
5492 .sva_get_pasid = intel_svm_get_pasid,
5493 .page_response = intel_svm_page_response,
5494 #endif
5495 };
5496
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
___
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Re: [PATCH v12 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE
Hi Eric, Thank you for the patch! Yet something to improve: [auto build test ERROR on v5.11] [also build test ERROR on next-20210223] [cannot apply to vfio/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641 base:f40ddce88593482919761f74910f42f4b84c004b config: x86_64-randconfig-s021-20210223 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-229-g60c1f270-dirty # https://github.com/0day-ci/linux/commit/3bb0b5b270edf8c80af65a89749296990f9b9213 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641 git checkout 3bb0b5b270edf8c80af65a89749296990f9b9213 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from :32: >> ./usr/include/linux/vfio.h:1198:34: error: field 'config' has incomplete type 1198 | struct iommu_pasid_table_config config; /* used on SET */ | ^~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH v12 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE
Hi Eric,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v5.11]
[also build test ERROR on next-20210223]
[cannot apply to vfio/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
base:f40ddce88593482919761f74910f42f4b84c004b
config: arm64-randconfig-r003-20210223 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
c9439ca36342fb6013187d0a69aef92736951476)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/0day-ci/linux/commit/3bb0b5b270edf8c80af65a89749296990f9b9213
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
git checkout 3bb0b5b270edf8c80af65a89749296990f9b9213
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/vfio/vfio.c:32:
In file included from include/linux/vfio.h:16:
>> include/uapi/linux/vfio.h:1198:34: error: field has incomplete type 'struct
>> iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
include/uapi/linux/vfio.h:1198:9: note: forward declaration of 'struct
iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
1 error generated.
--
In file included from drivers/vfio/vfio_iommu_type1.c:36:
In file included from include/linux/vfio.h:16:
>> include/uapi/linux/vfio.h:1198:34: error: field has incomplete type 'struct
>> iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
include/uapi/linux/vfio.h:1198:9: note: forward declaration of 'struct
iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
>> drivers/vfio/vfio_iommu_type1.c:2597:3: error: implicit declaration of
>> function 'iommu_detach_pasid_table' [-Werror,-Wimplicit-function-declaration]
iommu_detach_pasid_table(d->domain);
^
drivers/vfio/vfio_iommu_type1.c:2597:3: note: did you mean
'vfio_detach_pasid_table'?
drivers/vfio/vfio_iommu_type1.c:2591:1: note: 'vfio_detach_pasid_table'
declared here
vfio_detach_pasid_table(struct vfio_iommu *iommu)
^
>> drivers/vfio/vfio_iommu_type1.c:2611:9: error: implicit declaration of
>> function 'iommu_uapi_attach_pasid_table'
>> [-Werror,-Wimplicit-function-declaration]
ret = iommu_uapi_attach_pasid_table(d->domain, (void __user
*)arg);
^
drivers/vfio/vfio_iommu_type1.c:2614:5: error: implicit declaration of
function 'iommu_detach_pasid_table' [-Werror,-Wimplicit-function-declaration]
iommu_detach_pasid_table(d->domain);
^
4 errors generated.
vim +1198 include/uapi/linux/vfio.h
1184
1185 /*
1186 * VFIO_IOMMU_SET_PASID_TABLE - _IOWR(VFIO_TYPE, VFIO_BASE + 18,
1187 * struct vfio_iommu_type1_set_pasid_table)
1188 *
1189 * The SET operation passes a PASID table to the host while the
1190 * UNSET operation detaches the one currently programmed. Setting
1191 * a table while another is already programmed replaces the old table.
1192 */
1193 struct vfio_iommu_type1_set_pasid_table {
1194 __u32 argsz;
1195 __u32 flags;
1196 #define VFIO_PASID_TABLE_FLAG_SET (1 << 0)
1197 #define VFIO_PASID_TABLE_FLAG_UNSET (1 << 1)
> 1198 struct iommu_pasid_table_config config; /* used on SET */
1199 };
1200
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Re: [PATCH v12 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING
Hi Eric,
I love your patch! Yet something to improve:
[auto build test ERROR on v5.11]
[cannot apply to vfio/next next-20210223]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
base:f40ddce88593482919761f74910f42f4b84c004b
config: arm64-randconfig-r003-20210223 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
c9439ca36342fb6013187d0a69aef92736951476)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/0day-ci/linux/commit/ec823a68d862693dc787422f168409996f43b10a
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
git checkout ec823a68d862693dc787422f168409996f43b10a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/vfio/vfio_iommu_type1.c:36:
In file included from include/linux/vfio.h:16:
include/uapi/linux/vfio.h:1198:34: error: field has incomplete type 'struct
iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
include/uapi/linux/vfio.h:1198:9: note: forward declaration of 'struct
iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
drivers/vfio/vfio_iommu_type1.c:2625:3: error: implicit declaration of
function 'iommu_detach_pasid_table' [-Werror,-Wimplicit-function-declaration]
iommu_detach_pasid_table(d->domain);
^
drivers/vfio/vfio_iommu_type1.c:2625:3: note: did you mean
'vfio_detach_pasid_table'?
drivers/vfio/vfio_iommu_type1.c:2619:1: note: 'vfio_detach_pasid_table'
declared here
vfio_detach_pasid_table(struct vfio_iommu *iommu)
^
drivers/vfio/vfio_iommu_type1.c:2639:9: error: implicit declaration of
function 'iommu_uapi_attach_pasid_table'
[-Werror,-Wimplicit-function-declaration]
ret = iommu_uapi_attach_pasid_table(d->domain, (void __user
*)arg);
^
drivers/vfio/vfio_iommu_type1.c:2642:5: error: implicit declaration of
function 'iommu_detach_pasid_table' [-Werror,-Wimplicit-function-declaration]
iommu_detach_pasid_table(d->domain);
^
>> drivers/vfio/vfio_iommu_type1.c:2668:9: error: implicit declaration of
>> function 'iommu_bind_guest_msi' [-Werror,-Wimplicit-function-declaration]
ret = iommu_bind_guest_msi(d->domain, giova, gpa, size);
^
>> drivers/vfio/vfio_iommu_type1.c:2675:3: error: implicit declaration of
>> function 'iommu_unbind_guest_msi' [-Werror,-Wimplicit-function-declaration]
iommu_unbind_guest_msi(d->domain, giova);
^
drivers/vfio/vfio_iommu_type1.c:2689:3: error: implicit declaration of
function 'iommu_unbind_guest_msi' [-Werror,-Wimplicit-function-declaration]
iommu_unbind_guest_msi(d->domain, giova);
^
7 errors generated.
vim +/iommu_bind_guest_msi +2668 drivers/vfio/vfio_iommu_type1.c
2617
2618 static void
> 2619 vfio_detach_pasid_table(struct vfio_iommu *iommu)
2620 {
2621 struct vfio_domain *d;
2622
2623 mutex_lock(&iommu->lock);
2624 list_for_each_entry(d, &iommu->domain_list, next)
2625 iommu_detach_pasid_table(d->domain);
2626
2627 mutex_unlock(&iommu->lock);
2628 }
2629
2630 static int
2631 vfio_attach_pasid_table(struct vfio_iommu *iommu, unsigned long arg)
2632 {
2633 struct vfio_domain *d;
2634 int ret = 0;
2635
2636 mutex_lock(&iommu->lock);
2637
2638 list_for_each_entry(d, &iommu->domain_list, next) {
> 2639 ret = iommu_uapi_attach_pasid_table(d->domain, (void
> __user *)arg);
2640 if (ret) {
2641 list_for_each_entry_continue_reverse(d,
&iommu->d
Re: [PATCH v12 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE
Hi Eric,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v5.11]
[also build test ERROR on next-20210223]
[cannot apply to vfio/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
base:f40ddce88593482919761f74910f42f4b84c004b
config: i386-randconfig-s001-20210223 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-229-g60c1f270-dirty
#
https://github.com/0day-ci/linux/commit/3bb0b5b270edf8c80af65a89749296990f9b9213
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210224-051641
git checkout 3bb0b5b270edf8c80af65a89749296990f9b9213
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/vfio.h:16,
from drivers/gpu/drm/i915/gvt/dmabuf.h:33,
from :
>> include/uapi/linux/vfio.h:1198:34: error: field 'config' has incomplete type
1198 | struct iommu_pasid_table_config config; /* used on SET */
| ^~
vim +/config +1198 include/uapi/linux/vfio.h
1184
1185 /*
1186 * VFIO_IOMMU_SET_PASID_TABLE - _IOWR(VFIO_TYPE, VFIO_BASE + 18,
1187 * struct vfio_iommu_type1_set_pasid_table)
1188 *
1189 * The SET operation passes a PASID table to the host while the
1190 * UNSET operation detaches the one currently programmed. Setting
1191 * a table while another is already programmed replaces the old table.
1192 */
1193 struct vfio_iommu_type1_set_pasid_table {
1194 __u32 argsz;
1195 __u32 flags;
1196 #define VFIO_PASID_TABLE_FLAG_SET (1 << 0)
1197 #define VFIO_PASID_TABLE_FLAG_UNSET (1 << 1)
> 1198 struct iommu_pasid_table_config config; /* used on SET */
1199 };
1200
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Re: [PATCH 1/4] iommu/vt-d: Enable write protect for supervisor SVM
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on linux/master linus/master v5.12-rc1 next-20210303]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/Misc-vSVA-fixes-for-VT-d/20210219-141141
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: ia64-randconfig-r023-20210304 (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/4c1de3403ecb6f91cc1bdc5e3ca81f16a2ffc0b5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/Misc-vSVA-fixes-for-VT-d/20210219-141141
git checkout 4c1de3403ecb6f91cc1bdc5e3ca81f16a2ffc0b5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
ARCH=ia64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from arch/ia64/include/asm/pgtable.h:154,
from include/linux/pgtable.h:6,
from include/linux/mm.h:33,
from include/linux/scatterlist.h:8,
from include/linux/dma-mapping.h:10,
from include/linux/iova.h:16,
from include/linux/intel-iommu.h:14,
from drivers/iommu/intel/pasid.c:15:
arch/ia64/include/asm/mmu_context.h: In function 'reload_context':
arch/ia64/include/asm/mmu_context.h:127:41: warning: variable 'old_rr4' set
but not used [-Wunused-but-set-variable]
127 | unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4;
| ^~~
drivers/iommu/intel/pasid.c: In function 'pasid_enable_wpe':
>> drivers/iommu/intel/pasid.c:536:22: error: implicit declaration of function
>> 'read_cr0' [-Werror=implicit-function-declaration]
536 | unsigned long cr0 = read_cr0();
| ^~~~
In file included from include/linux/build_bug.h:5,
from include/linux/bits.h:22,
from include/linux/bitops.h:6,
from drivers/iommu/intel/pasid.c:12:
>> drivers/iommu/intel/pasid.c:539:23: error: 'X86_CR0_WP' undeclared (first
>> use in this function)
539 | if (unlikely(!(cr0 & X86_CR0_WP))) {
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
drivers/iommu/intel/pasid.c:539:23: note: each undeclared identifier is
reported only once for each function it appears in
539 | if (unlikely(!(cr0 & X86_CR0_WP))) {
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
cc1: some warnings being treated as errors
vim +/read_cr0 +536 drivers/iommu/intel/pasid.c
533
534 static inline int pasid_enable_wpe(struct pasid_entry *pte)
535 {
> 536 unsigned long cr0 = read_cr0();
537
538 /* CR0.WP is normally set but just to be sure */
> 539 if (unlikely(!(cr0 & X86_CR0_WP))) {
540 pr_err_ratelimited("No CPU write protect!\n");
541 return -EINVAL;
542 }
543 pasid_set_wpe(pte);
544
545 return 0;
546 };
547
---
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Re: [PATCH v13 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE
Hi Eric,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v5.12-rc6]
[also build test ERROR on next-20210409]
[cannot apply to vfio/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
base:e49d033bddf5b565044e2abe4241353959bc9120
config: arm-randconfig-r003-20210411 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
9829f5e6b1bca9b61efc629770d28bb9014dec45)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
#
https://github.com/0day-ci/linux/commit/0af9db19db29eb2a707b9e1ca4ff9e1a08a1c511
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
git checkout 0af9db19db29eb2a707b9e1ca4ff9e1a08a1c511
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/vfio/vfio.c:32:
In file included from include/linux/vfio.h:16:
>> include/uapi/linux/vfio.h:1226:34: error: field has incomplete type 'struct
>> iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
include/uapi/linux/vfio.h:1226:9: note: forward declaration of 'struct
iommu_pasid_table_config'
struct iommu_pasid_table_config config; /* used on SET */
^
1 error generated.
vim +1226 include/uapi/linux/vfio.h
1211
1212 /*
1213 * VFIO_IOMMU_SET_PASID_TABLE - _IOWR(VFIO_TYPE, VFIO_BASE + 18,
1214 * struct vfio_iommu_type1_set_pasid_table)
1215 *
1216 * The SET operation passes a PASID table to the host while the
1217 * UNSET operation detaches the one currently programmed. It is
1218 * allowed to "SET" the table several times without unsetting as
1219 * long as the table config does not stay IOMMU_PASID_CONFIG_TRANSLATE.
1220 */
1221 struct vfio_iommu_type1_set_pasid_table {
1222 __u32 argsz;
1223 __u32 flags;
1224 #define VFIO_PASID_TABLE_FLAG_SET (1 << 0)
1225 #define VFIO_PASID_TABLE_FLAG_UNSET (1 << 1)
> 1226 struct iommu_pasid_table_config config; /* used on SET */
1227 };
1228
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Re: [PATCH v13 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE
Hi Eric,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v5.12-rc6]
[also build test ERROR on next-20210409]
[cannot apply to vfio/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
base:e49d033bddf5b565044e2abe4241353959bc9120
config: i386-randconfig-s001-20210411 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-279-g6d5d9b42-dirty
#
https://github.com/0day-ci/linux/commit/0af9db19db29eb2a707b9e1ca4ff9e1a08a1c511
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
git checkout 0af9db19db29eb2a707b9e1ca4ff9e1a08a1c511
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/vfio.c:32:
>> include/uapi/linux/vfio.h:1226:34: error: field 'config' has incomplete type
1226 | struct iommu_pasid_table_config config; /* used on SET */
| ^~
--
In file included from include/linux/vfio.h:16,
from drivers/vfio/vfio_iommu_type1.c:37:
>> include/uapi/linux/vfio.h:1226:34: error: field 'config' has incomplete type
1226 | struct iommu_pasid_table_config config; /* used on SET */
| ^~
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_detach_pasid_table':
>> drivers/vfio/vfio_iommu_type1.c:2844:3: error: implicit declaration of
>> function 'iommu_detach_pasid_table'; did you mean 'vfio_detach_pasid_table'?
>> [-Werror=implicit-function-declaration]
2844 | iommu_detach_pasid_table(d->domain);
| ^~~~
| vfio_detach_pasid_table
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_attach_pasid_table':
>> drivers/vfio/vfio_iommu_type1.c:2858:9: error: implicit declaration of
>> function 'iommu_uapi_attach_pasid_table'; did you mean
>> 'vfio_attach_pasid_table'? [-Werror=implicit-function-declaration]
2858 | ret = iommu_uapi_attach_pasid_table(d->domain, (void __user *)arg);
| ^
| vfio_attach_pasid_table
cc1: some warnings being treated as errors
vim +/config +1226 include/uapi/linux/vfio.h
1211
1212 /*
1213 * VFIO_IOMMU_SET_PASID_TABLE - _IOWR(VFIO_TYPE, VFIO_BASE + 18,
1214 * struct vfio_iommu_type1_set_pasid_table)
1215 *
1216 * The SET operation passes a PASID table to the host while the
1217 * UNSET operation detaches the one currently programmed. It is
1218 * allowed to "SET" the table several times without unsetting as
1219 * long as the table config does not stay IOMMU_PASID_CONFIG_TRANSLATE.
1220 */
1221 struct vfio_iommu_type1_set_pasid_table {
1222 __u32 argsz;
1223 __u32 flags;
1224 #define VFIO_PASID_TABLE_FLAG_SET (1 << 0)
1225 #define VFIO_PASID_TABLE_FLAG_UNSET (1 << 1)
> 1226 struct iommu_pasid_table_config config; /* used on SET */
1227 };
1228
---
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Re: [PATCH v13 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING
Hi Eric,
I love your patch! Yet something to improve:
[auto build test ERROR on v5.12-rc6]
[also build test ERROR on next-20210409]
[cannot apply to vfio/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
base:e49d033bddf5b565044e2abe4241353959bc9120
config: i386-randconfig-s001-20210411 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-279-g6d5d9b42-dirty
#
https://github.com/0day-ci/linux/commit/8a9991f0409cae6af9a387b8b90dbb7ad004f590
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20210411-195216
git checkout 8a9991f0409cae6af9a387b8b90dbb7ad004f590
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/vfio_iommu_type1.c:37:
include/uapi/linux/vfio.h:1226:34: error: field 'config' has incomplete type
1226 | struct iommu_pasid_table_config config; /* used on SET */
| ^~
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_detach_pasid_table':
drivers/vfio/vfio_iommu_type1.c:2872:3: error: implicit declaration of
function 'iommu_detach_pasid_table'; did you mean 'vfio_detach_pasid_table'?
[-Werror=implicit-function-declaration]
2872 | iommu_detach_pasid_table(d->domain);
| ^~~~
| vfio_detach_pasid_table
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_attach_pasid_table':
drivers/vfio/vfio_iommu_type1.c:2886:9: error: implicit declaration of
function 'iommu_uapi_attach_pasid_table'; did you mean
'vfio_attach_pasid_table'? [-Werror=implicit-function-declaration]
2886 | ret = iommu_uapi_attach_pasid_table(d->domain, (void __user *)arg);
| ^
| vfio_attach_pasid_table
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_bind_msi':
>> drivers/vfio/vfio_iommu_type1.c:2915:9: error: implicit declaration of
>> function 'iommu_bind_guest_msi' [-Werror=implicit-function-declaration]
2915 | ret = iommu_bind_guest_msi(d->domain, giova, gpa, size);
| ^~~~
>> drivers/vfio/vfio_iommu_type1.c:2922:3: error: implicit declaration of
>> function 'iommu_unbind_guest_msi' [-Werror=implicit-function-declaration]
2922 | iommu_unbind_guest_msi(d->domain, giova);
| ^~
cc1: some warnings being treated as errors
vim +/iommu_bind_guest_msi +2915 drivers/vfio/vfio_iommu_type1.c
2904
2905 static int
2906 vfio_bind_msi(struct vfio_iommu *iommu,
2907dma_addr_t giova, phys_addr_t gpa, size_t size)
2908 {
2909 struct vfio_domain *d;
2910 int ret = 0;
2911
2912 mutex_lock(&iommu->lock);
2913
2914 list_for_each_entry(d, &iommu->domain_list, next) {
> 2915 ret = iommu_bind_guest_msi(d->domain, giova, gpa, size);
2916 if (ret)
2917 goto unwind;
2918 }
2919 goto unlock;
2920 unwind:
2921 list_for_each_entry_continue_reverse(d, &iommu->domain_list,
next) {
> 2922 iommu_unbind_guest_msi(d->domain, giova);
2923 }
2924 unlock:
2925 mutex_unlock(&iommu->lock);
2926 return ret;
2927 }
2928
---
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Re: [PATCH 1/2] iommu/sva: Tighten SVA bind API with explicit flags
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on vkoul-dmaengine/next]
[also build test ERROR on char-misc/char-misc-testing v5.12-rc7]
[cannot apply to iommu/next next-20210413]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/iommu-sva-Tighten-SVA-bind-API-with-explicit-flags/20210409-094521
base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
config: x86_64-randconfig-a016-20200531 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/3b009446e2f451c401cff7a6d4766424acbcc890
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/iommu-sva-Tighten-SVA-bind-API-with-explicit-flags/20210409-094521
git checkout 3b009446e2f451c401cff7a6d4766424acbcc890
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/dma/idxd/init.c: In function 'idxd_enable_system_pasid':
>> drivers/dma/idxd/init.c:307:10: error: 'IOMMU_SVA_BIND_SUPERVISOR'
>> undeclared (first use in this function)
307 | flags = IOMMU_SVA_BIND_SUPERVISOR;
| ^
drivers/dma/idxd/init.c:307:10: note: each undeclared identifier is reported
only once for each function it appears in
vim +/IOMMU_SVA_BIND_SUPERVISOR +307 drivers/dma/idxd/init.c
300
301 static int idxd_enable_system_pasid(struct idxd_device *idxd)
302 {
303 unsigned int flags;
304 unsigned int pasid;
305 struct iommu_sva *sva;
306
> 307 flags = IOMMU_SVA_BIND_SUPERVISOR;
308
309 sva = iommu_sva_bind_device(&idxd->pdev->dev, NULL, flags);
310 if (IS_ERR(sva)) {
311 dev_warn(&idxd->pdev->dev,
312 "iommu sva bind failed: %ld\n", PTR_ERR(sva));
313 return PTR_ERR(sva);
314 }
315
316 pasid = iommu_sva_get_pasid(sva);
317 if (pasid == IOMMU_PASID_INVALID) {
318 iommu_sva_unbind_device(sva);
319 return -ENODEV;
320 }
321
322 idxd->sva = sva;
323 idxd->pasid = pasid;
324 dev_dbg(&idxd->pdev->dev, "system pasid: %u\n", pasid);
325 return 0;
326 }
327
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Re: [PATCH 1/2] iommu/sva: Tighten SVA bind API with explicit flags
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on vkoul-dmaengine/next]
[also build test ERROR on char-misc/char-misc-testing v5.12-rc7]
[cannot apply to iommu/next next-20210413]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/iommu-sva-Tighten-SVA-bind-API-with-explicit-flags/20210409-094521
base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
config: x86_64-randconfig-a016-20210413 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
9829f5e6b1bca9b61efc629770d28bb9014dec45)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/3b009446e2f451c401cff7a6d4766424acbcc890
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/iommu-sva-Tighten-SVA-bind-API-with-explicit-flags/20210409-094521
git checkout 3b009446e2f451c401cff7a6d4766424acbcc890
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/dma/idxd/init.c:307:10: error: use of undeclared identifier
>> 'IOMMU_SVA_BIND_SUPERVISOR'
flags = IOMMU_SVA_BIND_SUPERVISOR;
^
drivers/dma/idxd/init.c:422:30: warning: shift count >= width of type
[-Wshift-count-overflow]
rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
^~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
drivers/dma/idxd/init.c:428:41: warning: shift count >= width of type
[-Wshift-count-overflow]
rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
^~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
2 warnings and 1 error generated.
vim +/IOMMU_SVA_BIND_SUPERVISOR +307 drivers/dma/idxd/init.c
300
301 static int idxd_enable_system_pasid(struct idxd_device *idxd)
302 {
303 unsigned int flags;
304 unsigned int pasid;
305 struct iommu_sva *sva;
306
> 307 flags = IOMMU_SVA_BIND_SUPERVISOR;
308
309 sva = iommu_sva_bind_device(&idxd->pdev->dev, NULL, flags);
310 if (IS_ERR(sva)) {
311 dev_warn(&idxd->pdev->dev,
312 "iommu sva bind failed: %ld\n", PTR_ERR(sva));
313 return PTR_ERR(sva);
314 }
315
316 pasid = iommu_sva_get_pasid(sva);
317 if (pasid == IOMMU_PASID_INVALID) {
318 iommu_sva_unbind_device(sva);
319 return -ENODEV;
320 }
321
322 idxd->sva = sva;
323 idxd->pasid = pasid;
324 dev_dbg(&idxd->pdev->dev, "system pasid: %u\n", pasid);
325 return 0;
326 }
327
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Re: [PATCH v3 2/2] iommu/sva: Remove mm parameter from SVA bind API
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on e49d033bddf5b565044e2abe4241353959bc9120]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/Simplify-and-restrict-IOMMU-SVA-APIs/20210417-052451
base: e49d033bddf5b565044e2abe4241353959bc9120
config: arm64-randconfig-r022-20210416 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/6d85fee95bdcd7e53f10442ddc71d0c310d43367
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/Simplify-and-restrict-IOMMU-SVA-APIs/20210417-052451
git checkout 6d85fee95bdcd7e53f10442ddc71d0c310d43367
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1
ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:2631:15: error: initialization
>> of 'struct iommu_sva * (*)(struct device *, unsigned int)' from incompatible
>> pointer type 'struct iommu_sva * (*)(struct device *, struct mm_struct *,
>> unsigned int)' [-Werror=incompatible-pointer-types]
2631 | .sva_bind = arm_smmu_sva_bind,
| ^
drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:2631:15: note: (near
initialization for 'arm_smmu_ops.sva_bind')
cc1: some warnings being treated as errors
vim +2631 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
f534d98b9d2705 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c Jean-Philippe
Brucker 2020-09-18 2608
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2609 static struct iommu_ops arm_smmu_ops = {
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2610 .capable= arm_smmu_capable,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2611 .domain_alloc = arm_smmu_domain_alloc,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2612 .domain_free= arm_smmu_domain_free,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2613 .attach_dev = arm_smmu_attach_dev,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2614 .map= arm_smmu_map,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2615 .unmap = arm_smmu_unmap,
07fdef34d2be68 drivers/iommu/arm-smmu-v3.c Zhen Lei
2018-09-20 2616 .flush_iotlb_all= arm_smmu_flush_iotlb_all,
32b124492bdf97 drivers/iommu/arm-smmu-v3.c Robin Murphy
2017-09-28 2617 .iotlb_sync = arm_smmu_iotlb_sync,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2618 .iova_to_phys = arm_smmu_iova_to_phys,
cefa0d55da3753 drivers/iommu/arm-smmu-v3.c Joerg Roedel
2020-04-29 2619 .probe_device = arm_smmu_probe_device,
cefa0d55da3753 drivers/iommu/arm-smmu-v3.c Joerg Roedel
2020-04-29 2620 .release_device = arm_smmu_release_device,
08d4ca2a672bab drivers/iommu/arm-smmu-v3.c Robin Murphy
2016-09-12 2621 .device_group = arm_smmu_device_group,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2622 .domain_get_attr= arm_smmu_domain_get_attr,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2623 .domain_set_attr= arm_smmu_domain_set_attr,
8f78515425daea drivers/iommu/arm-smmu-v3.c Robin Murphy
2016-09-12 2624 .of_xlate = arm_smmu_of_xlate,
50019f09a4baa0 drivers/iommu/arm-smmu-v3.c Eric Auger
2017-01-19 2625 .get_resv_regions = arm_smmu_get_resv_regions,
a66c5dc549d1e1 drivers/iommu/arm-smmu-v3.c Thierry Reding
2019-12-18 2626 .put_resv_regions =
generic_iommu_put_resv_regions,
f534d98b9d2705 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c Jean-Philippe
Brucker 2020-09-18 2627 .dev_has_feat =
arm_smmu_dev_has_feature,
f534d98b9d2705 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c Jean-Philippe
Brucker 2020-09-18 2628 .dev_feat_enabled =
arm_smmu_dev_feature_enabl
Re: [PATCH v3 2/2] iommu/sva: Remove mm parameter from SVA bind API
Hi Jacob,
I love your patch! Yet something to improve:
[auto build test ERROR on e49d033bddf5b565044e2abe4241353959bc9120]
url:
https://github.com/0day-ci/linux/commits/Jacob-Pan/Simplify-and-restrict-IOMMU-SVA-APIs/20210417-052451
base: e49d033bddf5b565044e2abe4241353959bc9120
config: arm64-randconfig-r034-20210416 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
f549176ad976caa3e19edd036df9a7e12770af7c)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/0day-ci/linux/commit/6d85fee95bdcd7e53f10442ddc71d0c310d43367
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jacob-Pan/Simplify-and-restrict-IOMMU-SVA-APIs/20210417-052451
git checkout 6d85fee95bdcd7e53f10442ddc71d0c310d43367
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:2631:15: error: incompatible
>> function pointer types initializing 'struct iommu_sva *(*)(struct device *,
>> unsigned int)' with an expression of type 'struct iommu_sva *(struct device
>> *, struct mm_struct *, unsigned int)'
>> [-Werror,-Wincompatible-function-pointer-types]
.sva_bind = arm_smmu_sva_bind,
^
1 error generated.
vim +2631 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
f534d98b9d2705 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c Jean-Philippe
Brucker 2020-09-18 2608
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2609 static struct iommu_ops arm_smmu_ops = {
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2610 .capable= arm_smmu_capable,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2611 .domain_alloc = arm_smmu_domain_alloc,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2612 .domain_free= arm_smmu_domain_free,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2613 .attach_dev = arm_smmu_attach_dev,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2614 .map= arm_smmu_map,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2615 .unmap = arm_smmu_unmap,
07fdef34d2be68 drivers/iommu/arm-smmu-v3.c Zhen Lei
2018-09-20 2616 .flush_iotlb_all= arm_smmu_flush_iotlb_all,
32b124492bdf97 drivers/iommu/arm-smmu-v3.c Robin Murphy
2017-09-28 2617 .iotlb_sync = arm_smmu_iotlb_sync,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2618 .iova_to_phys = arm_smmu_iova_to_phys,
cefa0d55da3753 drivers/iommu/arm-smmu-v3.c Joerg Roedel
2020-04-29 2619 .probe_device = arm_smmu_probe_device,
cefa0d55da3753 drivers/iommu/arm-smmu-v3.c Joerg Roedel
2020-04-29 2620 .release_device = arm_smmu_release_device,
08d4ca2a672bab drivers/iommu/arm-smmu-v3.c Robin Murphy
2016-09-12 2621 .device_group = arm_smmu_device_group,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2622 .domain_get_attr= arm_smmu_domain_get_attr,
48ec83bcbcf509 drivers/iommu/arm-smmu-v3.c Will Deacon
2015-05-27 2623 .domain_set_attr= arm_smmu_domain_set_attr,
8f78515425daea drivers/iommu/arm-smmu-v3.c Robin Murphy
2016-09-12 2624 .of_xlate = arm_smmu_of_xlate,
50019f09a4baa0 drivers/iommu/arm-smmu-v3.c Eric Auger
2017-01-19 2625 .get_resv_regions = arm_smmu_get_resv_regions,
a66c5dc549d1e1 drivers/iommu/arm-smmu-v3.c Thierry Reding
2019-12-18 2626 .put_resv_regions =
generic_iommu_put_resv_regions,
f534d98b9d2705 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c Jean-Philippe
Brucker 2020-09-18 2627 .dev_has_feat =
arm_smmu_dev_has_feature,
f534d98b9d2705 drivers/iommu/arm/arm-smmu-
Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info
Hi Shameer,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pm/linux-next]
[also build test WARNING on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/c68d4ba37ecc2173a2dc418799e23a184685d681
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout c68d4ba37ecc2173a2dc418799e23a184685d681
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1
ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from drivers/gpu/drm/exynos/exynos_drm_dma.c:7:
>> include/linux/dma-iommu.h:92:31: warning: 'struct fwnode_handle' declared
>> inside parameter list will not be visible outside of this definition or
>> declaration
92 | int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head
*list);
| ^
include/linux/dma-iommu.h:93:1: error: expected identifier or '(' before '{'
token
93 | {
| ^
vim +92 include/linux/dma-iommu.h
91
> 92 int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head
*list);
93 {
94 return 0;
95 }
96
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Re: [PATCH v3 04/10] iommu/dma: Add a helper function to reserve RMRs for IOMMU drivers
Hi Shameer,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pm/linux-next]
[also build test WARNING on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: m68k-randconfig-m031-20210420 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/2501962e423895e2e4f126ff5998b226f4803186
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout 2501962e423895e2e4f126ff5998b226f4803186
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1
ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from drivers/iommu/rockchip-iommu.c:13:
>> include/linux/dma-iommu.h:94:71: warning: 'struct iommu_rmr' declared inside
>> parameter list will not be visible outside of this definition or declaration
94 | static void iommu_dma_get_rmr_resv_regions(struct device *dev,
struct iommu_rmr *rmr,
|
^
include/linux/dma-iommu.h:100:1: error: expected identifier or '(' before
'{' token
100 | {
| ^
In file included from drivers/iommu/rockchip-iommu.c:13:
include/linux/dma-iommu.h:94:13: warning: 'iommu_dma_get_rmr_resv_regions'
defined but not used [-Wunused-function]
94 | static void iommu_dma_get_rmr_resv_regions(struct device *dev,
struct iommu_rmr *rmr,
| ^~
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for ADI_AXI_ADC
Depends on IIO && HAS_IOMEM && OF
Selected by
- AD9467 && IIO && SPI
vim +94 include/linux/dma-iommu.h
93
> 94 static void iommu_dma_get_rmr_resv_regions(struct device *dev, struct
iommu_rmr *rmr,
95 struct list_head *list)
96 {
97 }
98
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Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info
Hi Shameer,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on pm/linux-next]
[also build test ERROR on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: arm-randconfig-r023-20210420 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
ca8eef7e3da8f750d7c7aa004fe426d1d34787ea)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
#
https://github.com/0day-ci/linux/commit/c68d4ba37ecc2173a2dc418799e23a184685d681
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout c68d4ba37ecc2173a2dc418799e23a184685d681
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/iommu/arm/arm-smmu/arm-smmu.c:24:
>> include/linux/dma-iommu.h:93:1: error: expected identifier or '('
{
^
1 error generated.
vim +93 include/linux/dma-iommu.h
91
92 int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head
*list);
> 93 {
94 return 0;
95 }
96
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Re: [PATCH v3 02/10] iommu/dma: Introduce generic helper to retrieve RMR info
Hi Shameer,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pm/linux-next]
[also build test WARNING on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: x86_64-randconfig-a002-20210420 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
ca8eef7e3da8f750d7c7aa004fe426d1d34787ea)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/c68d4ba37ecc2173a2dc418799e23a184685d681
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout c68d4ba37ecc2173a2dc418799e23a184685d681
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from drivers/iommu/arm/arm-smmu/qcom_iommu.c:13:
>> include/linux/dma-iommu.h:92:31: warning: declaration of 'struct
>> fwnode_handle' will not be visible outside of this function [-Wvisibility]
int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head *list);
^
include/linux/dma-iommu.h:93:1: error: expected identifier or '('
{
^
1 warning and 1 error generated.
vim +92 include/linux/dma-iommu.h
91
> 92 int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head
*list);
93 {
94 return 0;
95 }
96
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Re: [PATCH v3 10/10] iommu/arm-smmu: Reserve any RMR regions associated with a dev
Hi Shameer,
I love your patch! Yet something to improve:
[auto build test ERROR on pm/linux-next]
[also build test ERROR on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: arm-randconfig-r023-20210420 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
ca8eef7e3da8f750d7c7aa004fe426d1d34787ea)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
#
https://github.com/0day-ci/linux/commit/ea2019c2969e4e8f6ec2b0dc2d492f0d05f36cd9
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout ea2019c2969e4e8f6ec2b0dc2d492f0d05f36cd9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from drivers/iommu/arm/arm-smmu/arm-smmu.c:24:
include/linux/dma-iommu.h:94:71: warning: declaration of 'struct iommu_rmr'
will not be visible outside of this function [-Wvisibility]
static void iommu_dma_get_rmr_resv_regions(struct device *dev, struct
iommu_rmr *rmr,
^
include/linux/dma-iommu.h:100:1: error: expected identifier or '('
{
^
>> drivers/iommu/arm/arm-smmu/arm-smmu.c:1622:39: error: incompatible pointer
>> types passing 'struct iommu_rmr *' to parameter of type 'struct iommu_rmr *'
>> [-Werror,-Wincompatible-pointer-types]
iommu_dma_get_rmr_resv_regions(dev, rmr, head);
^~~
include/linux/dma-iommu.h:94:82: note: passing argument to parameter 'rmr'
here
static void iommu_dma_get_rmr_resv_regions(struct device *dev, struct
iommu_rmr *rmr,
^
1 warning and 2 errors generated.
vim +1622 drivers/iommu/arm/arm-smmu/arm-smmu.c
1609
1610 static void arm_smmu_rmr_get_resv_regions(struct device *dev,
1611struct list_head *head)
1612 {
1613 struct arm_smmu_master_cfg *cfg = dev_iommu_priv_get(dev);
1614 struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
1615 struct arm_smmu_device *smmu = cfg->smmu;
1616 struct iommu_rmr *rmr;
1617
1618 list_for_each_entry(rmr, &smmu->rmr_list, list) {
1619 if (!arm_smmu_dev_has_rmr(cfg, fwspec, rmr))
1620 continue;
1621
> 1622 iommu_dma_get_rmr_resv_regions(dev, rmr, head);
1623 }
1624 }
1625
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Re: [PATCH v3 04/10] iommu/dma: Add a helper function to reserve RMRs for IOMMU drivers
Hi Shameer,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pm/linux-next]
[also build test WARNING on arm/for-next soc/for-next arm64/for-next/core
linus/master v5.12-rc8]
[cannot apply to iommu/next xlnx/master next-20210420]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: arm-randconfig-r023-20210420 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
ca8eef7e3da8f750d7c7aa004fe426d1d34787ea)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
#
https://github.com/0day-ci/linux/commit/2501962e423895e2e4f126ff5998b226f4803186
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210420-173125
git checkout 2501962e423895e2e4f126ff5998b226f4803186
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from drivers/iommu/arm/arm-smmu/arm-smmu.c:24:
>> include/linux/dma-iommu.h:94:71: warning: declaration of 'struct iommu_rmr'
>> will not be visible outside of this function [-Wvisibility]
static void iommu_dma_get_rmr_resv_regions(struct device *dev, struct
iommu_rmr *rmr,
^
include/linux/dma-iommu.h:100:1: error: expected identifier or '('
{
^
1 warning and 1 error generated.
vim +94 include/linux/dma-iommu.h
93
> 94 static void iommu_dma_get_rmr_resv_regions(struct device *dev, struct
iommu_rmr *rmr,
95 struct list_head *list)
96 {
97 }
98
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[RFC PATCH] iova: __init_iova_domain can be static
drivers/iommu/iova.c:50:1: warning: symbol '__init_iova_domain' was not
declared. Should it be static?
Reported-by: kernel test robot
Signed-off-by: kernel test robot
---
iova.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 273a689006c36..ae4901073a98a 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -46,7 +46,7 @@ static struct iova *to_iova(struct rb_node *node)
return rb_entry(node, struct iova, node);
}
-void
+static void
__init_iova_domain(struct iova_domain *iovad, unsigned long granule,
unsigned long start_pfn, unsigned long iova_len)
{
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Re: [PATCH v2 09/15] iova: Add init_iova_domain_ext()
Hi John,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.13-rc1 next-20210510]
[cannot apply to iommu/next mkp-scsi/for-next scsi/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/John-Garry/dma-mapping-iommu-Allow-IOMMU-IOVA-rcache-range-to-be-configured/20210510-222805
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
6efb943b8616ec53a5e444193dccf1af9ad627b5
config: i386-randconfig-s002-20210510 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
#
https://github.com/0day-ci/linux/commit/d9a8e3a4ac0070cd3094af3b41e9c6277faf3ea6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
John-Garry/dma-mapping-iommu-Allow-IOMMU-IOVA-rcache-range-to-be-configured/20210510-222805
git checkout d9a8e3a4ac0070cd3094af3b41e9c6277faf3ea6
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/iova.c:50:1: warning: no previous prototype for
>> '__init_iova_domain' [-Wmissing-prototypes]
50 | __init_iova_domain(struct iova_domain *iovad, unsigned long granule,
| ^~
sparse warnings: (new ones prefixed by >>)
>> drivers/iommu/iova.c:50:1: sparse: sparse: symbol '__init_iova_domain' was
>> not declared. Should it be static?
Please review and possibly fold the followup patch.
vim +/__init_iova_domain +50 drivers/iommu/iova.c
48
49 void
> 50 __init_iova_domain(struct iova_domain *iovad, unsigned long granule,
51 unsigned long start_pfn, unsigned long iova_len)
52 {
53 /*
54 * IOVA granularity will normally be equal to the smallest
55 * supported IOMMU page size; both *must* be capable of
56 * representing individual CPU pages exactly.
57 */
58 BUG_ON((granule > PAGE_SIZE) || !is_power_of_2(granule));
59
60 spin_lock_init(&iovad->iova_rbtree_lock);
61 iovad->rbroot = RB_ROOT;
62 iovad->cached_node = &iovad->anchor.node;
63 iovad->cached32_node = &iovad->anchor.node;
64 iovad->granule = granule;
65 iovad->start_pfn = start_pfn;
66 iovad->dma_32bit_pfn = 1UL << (32 - iova_shift(iovad));
67 iovad->max32_alloc_size = iovad->dma_32bit_pfn;
68 iovad->flush_cb = NULL;
69 iovad->fq = NULL;
70 iovad->anchor.pfn_lo = iovad->anchor.pfn_hi = IOVA_ANCHOR;
71 rb_link_node(&iovad->anchor.node, NULL, &iovad->rbroot.rb_node);
72 rb_insert_color(&iovad->anchor.node, &iovad->rbroot);
73 cpuhp_state_add_instance_nocalls(CPUHP_IOMMU_IOVA_DEAD,
&iovad->cpuhp_dead);
74 init_iova_rcaches(iovad, iova_len);
75 }
76
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Re: [PATCH v5 2/8] iommu/dma: Introduce generic helper to retrieve RMR info
Hi Shameer,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on pm/linux-next arm64/for-next/core linus/master
v5.13-rc3 next-20210524]
[cannot apply to xlnx/master arm/for-next soc/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210524-190633
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-a013-20210524 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
93d1e5822ed64abd777eb94ea9899e96c4c39fbe)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/2c046e03beb7d64e0f7182d01a7dc63dce79c882
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Shameer-Kolothum/ACPI-IORT-Support-for-IORT-RMR-node/20210524-190633
git checkout 2c046e03beb7d64e0f7182d01a7dc63dce79c882
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from drivers/vfio/vfio_iommu_type1.c:41:
>> include/linux/dma-iommu.h:90:5: warning: no previous prototype for function
>> 'iommu_dma_get_rmrs' [-Wmissing-prototypes]
int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head *list)
^
include/linux/dma-iommu.h:90:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head *list)
^
static
>> include/linux/dma-iommu.h:95:6: warning: no previous prototype for function
>> 'iommu_dma_put_rmrs' [-Wmissing-prototypes]
void iommu_dma_put_rmrs(struct fwnode_handle *iommu, struct list_head *list)
^
include/linux/dma-iommu.h:95:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
void iommu_dma_put_rmrs(struct fwnode_handle *iommu, struct list_head *list)
^
static
2 warnings generated.
vim +/iommu_dma_get_rmrs +90 include/linux/dma-iommu.h
89
> 90 int iommu_dma_get_rmrs(struct fwnode_handle *iommu, struct list_head
*list)
91 {
92 return -ENODEV;
93 }
94
> 95 void iommu_dma_put_rmrs(struct fwnode_handle *iommu, struct list_head
*list)
96 {
97 }
98
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Re: [PATCH v7 4/4] iommu: rockchip: Add support for iommu v2
Hi Benjamin,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next robh/for-next v5.13-rc3
next-20210525]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Benjamin-Gaignard/Add-IOMMU-driver-for-rk356x/20210525-201749
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: powerpc-randconfig-s031-20210525 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce:
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
#
https://github.com/0day-ci/linux/commit/bd6c989c628be7c8ac1f8aeb9f301bd3a6e0a078
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Benjamin-Gaignard/Add-IOMMU-driver-for-rk356x/20210525-201749
git checkout bd6c989c628be7c8ac1f8aeb9f301bd3a6e0a078
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/rockchip-iommu.c:1384:19: error: 'rk_dma_addr_dte' undeclared
>> here (not in a function); did you mean 'rk_dma_addr_dte_v2'?
1384 | .dma_addr_dte = &rk_dma_addr_dte,
| ^~~
| rk_dma_addr_dte_v2
vim +1384 drivers/iommu/rockchip-iommu.c
0f181d3cf7d984b Jeffy Chen2018-03-23 1378
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1379 static struct rk_iommu_ops
iommu_data_ops_v1 = {
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1380 .pt_address =
&rk_dte_pt_address,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1381 .mk_dtentries =
&rk_mk_dte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1382 .mk_ptentries =
&rk_mk_pte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1383 .dte_addr_phys =
&rk_dte_addr_phys,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 @1384 .dma_addr_dte =
&rk_dma_addr_dte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1385 .dma_bit_mask =
DMA_BIT_MASK(32),
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1386 };
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1387
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Re: [PATCH v7 4/4] iommu: rockchip: Add support for iommu v2
Hi Benjamin,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next robh/for-next v5.13-rc3
next-20210525]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Benjamin-Gaignard/Add-IOMMU-driver-for-rk356x/20210525-201749
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm-randconfig-r025-20210525 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
99155e913e9bad5f7f8a247f8bb3a3ff3da74af1)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
#
https://github.com/0day-ci/linux/commit/bd6c989c628be7c8ac1f8aeb9f301bd3a6e0a078
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Benjamin-Gaignard/Add-IOMMU-driver-for-rk356x/20210525-201749
git checkout bd6c989c628be7c8ac1f8aeb9f301bd3a6e0a078
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/rockchip-iommu.c:1384:19: error: use of undeclared identifier
>> 'rk_dma_addr_dte'; did you mean 'rk_dma_addr_dte_v2'?
.dma_addr_dte = &rk_dma_addr_dte,
^~~
rk_dma_addr_dte_v2
drivers/iommu/rockchip-iommu.c:551:19: note: 'rk_dma_addr_dte_v2' declared
here
static inline u32 rk_dma_addr_dte_v2(dma_addr_t dt_dma)
^
1 error generated.
vim +1384 drivers/iommu/rockchip-iommu.c
0f181d3cf7d984b Jeffy Chen2018-03-23 1378
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1379 static struct rk_iommu_ops
iommu_data_ops_v1 = {
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1380 .pt_address =
&rk_dte_pt_address,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1381 .mk_dtentries =
&rk_mk_dte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1382 .mk_ptentries =
&rk_mk_pte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1383 .dte_addr_phys =
&rk_dte_addr_phys,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 @1384 .dma_addr_dte =
&rk_dma_addr_dte,
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1385 .dma_bit_mask =
DMA_BIT_MASK(32),
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1386 };
ce0eeece4c9ef42 Benjamin Gaignard 2021-05-25 1387
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Re: [PATCH v3 2/6] ACPI: Move IOMMU setup code out of IORT
Hi Jean-Philippe,
I love your patch! Yet something to improve:
[auto build test ERROR on pm/linux-next]
[also build test ERROR on iommu/next arm64/for-next/core linus/master v5.13-rc4
next-20210602]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jean-Philippe-Brucker/Add-support-for-ACPI-VIOT/20210602-235849
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git
linux-next
config: x86_64-randconfig-a012-20210602 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
d41cb6bb2607fa5c7a9df2b3dab361353657d225)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/937da71a81108243877fb1f0f568e56a08a62c50
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jean-Philippe-Brucker/Add-support-for-ACPI-VIOT/20210602-235849
git checkout 937da71a81108243877fb1f0f568e56a08a62c50
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/acpi/scan.c:1540:26: error: no member named 'ops' in 'struct
>> iommu_fwspec'
return fwspec ? fwspec->ops : NULL;
~~ ^
>> drivers/acpi/scan.c:1564:9: error: implicit declaration of function
>> 'iommu_probe_device' [-Werror,-Wimplicit-function-declaration]
err = iommu_probe_device(dev);
^
2 errors generated.
vim +1540 drivers/acpi/scan.c
1535
1536 static inline const struct iommu_ops *acpi_iommu_fwspec_ops(struct
device *dev)
1537 {
1538 struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
1539
> 1540 return fwspec ? fwspec->ops : NULL;
1541 }
1542
1543 static const struct iommu_ops *acpi_iommu_configure_id(struct device
*dev,
1544 const u32 *id_in)
1545 {
1546 int err;
1547 const struct iommu_ops *ops;
1548
1549 /*
1550 * If we already translated the fwspec there is nothing left to
do,
1551 * return the iommu_ops.
1552 */
1553 ops = acpi_iommu_fwspec_ops(dev);
1554 if (ops)
1555 return ops;
1556
1557 err = iort_iommu_configure_id(dev, id_in);
1558
1559 /*
1560 * If we have reason to believe the IOMMU driver missed the
initial
1561 * add_device callback for dev, replay it to get things in
order.
1562 */
1563 if (!err && dev->bus && !device_iommu_mapped(dev))
> 1564 err = iommu_probe_device(dev);
1565
1566 /* Ignore all other errors apart from EPROBE_DEFER */
1567 if (err == -EPROBE_DEFER) {
1568 return ERR_PTR(err);
1569 } else if (err) {
1570 dev_dbg(dev, "Adding to IOMMU failed: %d\n", err);
1571 return NULL;
1572 }
1573 return acpi_iommu_fwspec_ops(dev);
1574 }
1575
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[asahilinux:dart/dev 1/4] drivers/iommu/dma-iommu.c:249:5: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'phys_addr_t' {aka 'unsigned int'}
tree: https://github.com/AsahiLinux/linux dart/dev
head: 1bc74c306de810171ce90d15c42ac846bbf183dc
commit: df7d638f551bba7275f5deedee488db2b7fbcc51 [1/4] iommu/dma: Fix IOVA
reserve dma ranges
config: i386-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/AsahiLinux/linux/commit/df7d638f551bba7275f5deedee488db2b7fbcc51
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux dart/dev
git checkout df7d638f551bba7275f5deedee488db2b7fbcc51
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
In file included from include/linux/device.h:15,
from include/linux/acpi.h:15,
from include/linux/acpi_iort.h:10,
from drivers/iommu/dma-iommu.c:11:
drivers/iommu/dma-iommu.c: In function 'iova_reserve_pci_windows':
>> drivers/iommu/dma-iommu.c:249:5: warning: format '%llx' expects argument of
>> type 'long long unsigned int', but argument 3 has type 'phys_addr_t' {aka
>> 'unsigned int'} [-Wformat=]
249 | "Failed to reserve IOVA [%#010llx-%#010llx]\n",
| ^~
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
19 | #define dev_fmt(fmt) fmt
| ^~~
drivers/iommu/dma-iommu.c:248:4: note: in expansion of macro 'dev_err'
248 |dev_err(&dev->dev,
|^~~
drivers/iommu/dma-iommu.c:249:37: note: format string is defined here
249 | "Failed to reserve IOVA [%#010llx-%#010llx]\n",
| ~~~^
| |
| long long unsigned int
| %#010x
In file included from include/linux/device.h:15,
from include/linux/acpi.h:15,
from include/linux/acpi_iort.h:10,
from drivers/iommu/dma-iommu.c:11:
drivers/iommu/dma-iommu.c:249:5: warning: format '%llx' expects argument of
type 'long long unsigned int', but argument 4 has type 'phys_addr_t' {aka
'unsigned int'} [-Wformat=]
249 | "Failed to reserve IOVA [%#010llx-%#010llx]\n",
| ^~
include/linux/dev_printk.h:19:22: note: in definition of macro 'dev_fmt'
19 | #define dev_fmt(fmt) fmt
| ^~~
drivers/iommu/dma-iommu.c:248:4: note: in expansion of macro 'dev_err'
248 |dev_err(&dev->dev,
|^~~
drivers/iommu/dma-iommu.c:249:46: note: format string is defined here
249 | "Failed to reserve IOVA [%#010llx-%#010llx]\n",
| ~~~^
| |
| long long unsigned int
| %#010x
vim +249 drivers/iommu/dma-iommu.c
220
221 static int iova_reserve_pci_windows(struct pci_dev *dev,
222 struct iova_domain *iovad)
223 {
224 struct pci_host_bridge *bridge = pci_find_host_bridge(dev->bus);
225 struct resource_entry *window;
226 unsigned long lo, hi;
227 phys_addr_t start = 0, end;
228
229 resource_list_for_each_entry(window, &bridge->windows) {
230 if (resource_type(window->res) != IORESOURCE_MEM)
231 continue;
232
233 lo = iova_pfn(iovad, window->res->start -
window->offset);
234 hi = iova_pfn(iovad, window->res->end - window->offset);
235 reserve_iova(iovad, lo, hi);
236 }
237
238 /* Get reserved DMA windows from host bridge */
239 resource_list_for_each_entry(window, &bridge->dma_ranges) {
240 end = window->res->start - window->offset;
241 resv_iova:
242 if (end > start) {
243 lo = iova_pfn(iovad, start);
244 hi = iova_pfn(iovad, end);
245 reserve_iova(iovad, lo, hi);
246 } else if (end < start) {
247 /* dma_ranges list should be sorted */
248 dev_err(&dev->dev,
> 249
Re: [PATCH 17/23] iommu/vt-d: Prepare for multiple DMA domain types
Hi Robin,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next linus/master v5.14-rc2
next-20210722]
[cannot apply to sunxi/sunxi/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
git checkout c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross
O=build_dir ARCH=ia64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from arch/ia64/include/asm/bug.h:17,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/preempt.h:5,
from ./arch/ia64/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:78,
from include/linux/spinlock.h:51,
from include/linux/wait.h:9,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:6,
from include/linux/debugfs.h:15,
from drivers/iommu/intel/iommu.c:18:
drivers/iommu/intel/iommu.c: In function 'domain_get_iommu':
>> drivers/iommu/intel/iommu.c:604:38: error: '__IOMMU_DOMAIN_DMA' undeclared
>> (first use in this function); did you mean 'IOMMU_DOMAIN_DMA'?
604 | if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
| ^~
include/asm-generic/bug.h:121:25: note: in definition of macro 'WARN_ON'
121 | int __ret_warn_on = !!(condition);\
| ^
drivers/iommu/intel/iommu.c:604:38: note: each undeclared identifier is
reported only once for each function it appears in
604 | if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
| ^~
include/asm-generic/bug.h:121:25: note: in definition of macro 'WARN_ON'
121 | int __ret_warn_on = !!(condition);\
| ^
vim +604 drivers/iommu/intel/iommu.c
597
598 /* This functionin only returns single iommu in a domain */
599 struct intel_iommu *domain_get_iommu(struct dmar_domain *domain)
600 {
601 int iommu_id;
602
603 /* si_domain and vm domain should not get here. */
> 604 if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
605 return NULL;
606
607 for_each_domain_iommu(iommu_id, domain)
608 break;
609
610 if (iommu_id < 0 || iommu_id >= g_num_of_iommus)
611 return NULL;
612
613 return g_iommus[iommu_id];
614 }
615
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Re: [PATCH 17/23] iommu/vt-d: Prepare for multiple DMA domain types
Hi Robin,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next linus/master v5.14-rc2
next-20210722]
[cannot apply to sunxi/sunxi/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-a015-20210722 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
9625ca5b602616b2f5584e8a49ba93c52c141e40)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514
git checkout c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir
ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/intel/iommu.c:604:38: error: use of undeclared identifier
>> '__IOMMU_DOMAIN_DMA'
if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
^
1 error generated.
vim +/__IOMMU_DOMAIN_DMA +604 drivers/iommu/intel/iommu.c
597
598 /* This functionin only returns single iommu in a domain */
599 struct intel_iommu *domain_get_iommu(struct dmar_domain *domain)
600 {
601 int iommu_id;
602
603 /* si_domain and vm domain should not get here. */
> 604 if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA)))
605 return NULL;
606
607 for_each_domain_iommu(iommu_id, domain)
608 break;
609
610 if (iommu_id < 0 || iommu_id >= g_num_of_iommus)
611 return NULL;
612
613 return g_iommus[iommu_id];
614 }
615
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Re: [PATCH v3 02/25] iommu/amd: Drop IOVA cookie management
Hi Robin,
I love your patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on rockchip/for-next sunxi/sunxi/for-next linus/master
v5.14-rc4 next-20210804]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210805-011913
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/33b83e4adc16220361ed42c229e8cd37f8a2a3aa
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210805-011913
git checkout 33b83e4adc16220361ed42c229e8cd37f8a2a3aa
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/iommu/amd/iommu.c: In function 'amd_iommu_probe_finalize':
>> drivers/iommu/amd/iommu.c:1757:3: error: implicit declaration of function
>> 'iommu_setup_dma_ops'; did you mean 'arch_setup_dma_ops'?
>> [-Werror=implicit-function-declaration]
1757 | iommu_setup_dma_ops(dev, 0, U64_MAX);
| ^~~
| arch_setup_dma_ops
cc1: some warnings being treated as errors
vim +1757 drivers/iommu/amd/iommu.c
1ac4cbbc5eb56d arch/x86/kernel/amd_iommu.c Joerg Roedel 2008-12-10
1749
dce8d6964ebdb3 drivers/iommu/amd_iommu.c Joerg Roedel 2020-04-29
1750 static void amd_iommu_probe_finalize(struct device *dev)
dce8d6964ebdb3 drivers/iommu/amd_iommu.c Joerg Roedel 2020-04-29
1751 {
dce8d6964ebdb3 drivers/iommu/amd_iommu.c Joerg Roedel 2020-04-29
1752 struct iommu_domain *domain;
ac1534a55d1e87 drivers/iommu/amd_iommu.c Joerg Roedel 2012-06-21
1753
07ee86948c9111 drivers/iommu/amd_iommu.c Joerg Roedel 2015-05-28
1754 /* Domains are initialized for this device - have a look what we
ended up with */
07ee86948c9111 drivers/iommu/amd_iommu.c Joerg Roedel 2015-05-28
1755 domain = iommu_get_domain_for_dev(dev);
57f9842e488406 drivers/iommu/amd_iommu.c Joerg Roedel 2020-04-29
1756 if (domain->type == IOMMU_DOMAIN_DMA)
ac6d704679d343 drivers/iommu/amd/iommu.c Jean-Philippe Brucker 2021-06-18
@1757 iommu_setup_dma_ops(dev, 0, U64_MAX);
d6177a6556f853 drivers/iommu/amd/iommu.c Jean-Philippe Brucker 2021-04-22
1758 else
d6177a6556f853 drivers/iommu/amd/iommu.c Jean-Philippe Brucker 2021-04-22
1759 set_dma_ops(dev, NULL);
e275a2a0fc9e21 arch/x86/kernel/amd_iommu.c Joerg Roedel 2008-12-10
1760 }
e275a2a0fc9e21 arch/x86/kernel/amd_iommu.c Joerg Roedel 2008-12-10
1761
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Re: [PATCH v2 3/9] dma-iommu: bounce buffers for untrusted devices
Hi David,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on drm-intel/for-linux-next hch-configfs/for-next
linus/master v5.14-rc4]
[cannot apply to next-20210805]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/David-Stevens/Add-dynamic-iommu-backed-bounce-buffers/20210806-183631
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: ia64-randconfig-r025-20210804 (attached as .config)
compiler: ia64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/c5f1f9fa88a7062c1ded50fa165f6b01ed73f161
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
David-Stevens/Add-dynamic-iommu-backed-bounce-buffers/20210806-183631
git checkout c5f1f9fa88a7062c1ded50fa165f6b01ed73f161
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross
ARCH=ia64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/io-buffer-manager.c:57:24: warning: no previous prototype for
>> 'find_fallback_node' [-Wmissing-prototypes]
57 | struct io_buffer_node *find_fallback_node(struct rb_root *root,
dma_addr_t iova)
|^~
>> drivers/iommu/io-buffer-manager.c:75:6: warning: no previous prototype for
>> 'insert_fallback_node' [-Wmissing-prototypes]
75 | bool insert_fallback_node(struct rb_root *root, struct
io_buffer_node *node)
| ^~~~
vim +/find_fallback_node +57 drivers/iommu/io-buffer-manager.c
56
> 57 struct io_buffer_node *find_fallback_node(struct rb_root *root,
dma_addr_t iova)
58 {
59 struct rb_node *node = root->rb_node;
60
61 while (node) {
62 struct io_buffer_node *cur =
63 container_of(node, struct io_buffer_node, node);
64
65 if (iova < cur->info.iova)
66 node = node->rb_left;
67 else if (iova >= cur->info.iova + cur->info.size)
68 node = node->rb_right;
69 else
70 return cur;
71 }
72 return NULL;
73 }
74
> 75 bool insert_fallback_node(struct rb_root *root, struct io_buffer_node
*node)
76 {
77 struct rb_node **new = &(root->rb_node), *parent = NULL;
78 dma_addr_t node_end = node->info.iova + node->info.size;
79
80 while (*new) {
81 struct io_buffer_node *cur =
82 container_of(*new, struct io_buffer_node, node);
83 dma_addr_t cur_end = cur->info.iova + cur->info.size;
84
85 parent = *new;
86 if (node_end <= cur->info.iova)
87 new = &((*new)->rb_left);
88 else if (node->info.iova >= cur_end)
89 new = &((*new)->rb_right);
90 else {
91 pr_crit("IOVA collision new=[%llx,%llx)
old=[%llx,%llx)\n",
92 node->info.iova, node_end,
cur->info.iova,
93 cur_end);
94 return false;
95 }
96 }
97
98 rb_link_node(&node->node, parent, new);
99 rb_insert_color(&node->node, root);
100 return true;
101 }
102
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Re: [PATCH v2 2/9] dma-iommu: expose a few helper functions to module
Hi David,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on drm-intel/for-linux-next hch-configfs/for-next
linus/master v5.14-rc4]
[cannot apply to next-20210805]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/David-Stevens/Add-dynamic-iommu-backed-bounce-buffers/20210806-183631
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: i386-randconfig-a011-20210804 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/385dff3d789a97ef650912616e9d696fba96cb20
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
David-Stevens/Add-dynamic-iommu-backed-bounce-buffers/20210806-183631
git checkout 385dff3d789a97ef650912616e9d696fba96cb20
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
>> drivers/iommu/dma-iommu.c:415:12: error: conflicting types for
>> '__iommu_dma_alloc_iova'
415 | dma_addr_t __iommu_dma_alloc_iova(struct iommu_domain *domain,
|^~
In file included from drivers/iommu/dma-iommu.c:14:
include/linux/dma-iommu.h:47:12: note: previous declaration of
'__iommu_dma_alloc_iova' was here
47 | dma_addr_t __iommu_dma_alloc_iova(struct iommu_domain *domain,
|^~
vim +/__iommu_dma_alloc_iova +415 drivers/iommu/dma-iommu.c
414
> 415 dma_addr_t __iommu_dma_alloc_iova(struct iommu_domain *domain,
416 size_t size, u64 dma_limit, struct device *dev)
417 {
418 struct iommu_dma_cookie *cookie = domain->iova_cookie;
419 struct iova_domain *iovad = &cookie->iovad;
420 unsigned long shift, iova_len, iova = 0;
421
422 if (cookie->type == IOMMU_DMA_MSI_COOKIE) {
423 cookie->msi_iova += size;
424 return cookie->msi_iova - size;
425 }
426
427 shift = iova_shift(iovad);
428 iova_len = size >> shift;
429 /*
430 * Freeing non-power-of-two-sized allocations back into the
IOVA caches
431 * will come back to bite us badly, so we have to waste a bit
of space
432 * rounding up anything cacheable to make sure that can't
happen. The
433 * order of the unadjusted size will still match upon freeing.
434 */
435 if (iova_len < (1 << (IOVA_RANGE_CACHE_MAX_SIZE - 1)))
436 iova_len = roundup_pow_of_two(iova_len);
437
438 dma_limit = min_not_zero(dma_limit, dev->bus_dma_limit);
439
440 if (domain->geometry.force_aperture)
441 dma_limit = min(dma_limit,
(u64)domain->geometry.aperture_end);
442
443 /* Try to get PCI devices a SAC address */
444 if (dma_limit > DMA_BIT_MASK(32) && !iommu_dma_forcedac &&
dev_is_pci(dev))
445 iova = alloc_iova_fast(iovad, iova_len,
446 DMA_BIT_MASK(32) >> shift,
false);
447
448 if (!iova)
449 iova = alloc_iova_fast(iovad, iova_len, dma_limit >>
shift,
450 true);
451
452 return (dma_addr_t)iova << shift;
453 }
454
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[iommu:apple/dart 3/3] drivers/iommu/apple-dart.c:730:17: error: initialization of 'size_t (*)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *)' {aka 'long unsigned int
tree: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
apple/dart
head: 05ce9d20d699b093dec985192a7db63b48f26ca2
commit: 05ce9d20d699b093dec985192a7db63b48f26ca2 [3/3] iommu/dart: Add DART
iommu driver
config: sparc-allyesconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?id=05ce9d20d699b093dec985192a7db63b48f26ca2
git remote add iommu
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
git fetch --no-tags iommu apple/dart
git checkout 05ce9d20d699b093dec985192a7db63b48f26ca2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross
ARCH=sparc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/iommu/apple-dart.c: In function 'apple_dart_map_pages':
drivers/iommu/apple-dart.c:380:12: error: 'struct io_pgtable_ops' has no
member named 'map_pages'
380 | return ops->map_pages(ops, iova, paddr, pgsize, pgcount, prot, gfp,
|^~
drivers/iommu/apple-dart.c: In function 'apple_dart_unmap_pages':
drivers/iommu/apple-dart.c:392:12: error: 'struct io_pgtable_ops' has no
member named 'unmap_pages'
392 | return ops->unmap_pages(ops, iova, pgsize, pgcount, gather);
|^~
drivers/iommu/apple-dart.c: At top level:
drivers/iommu/apple-dart.c:729:3: error: 'const struct iommu_ops' has no
member named 'map_pages'
729 | .map_pages = apple_dart_map_pages,
| ^
drivers/iommu/apple-dart.c:729:15: error: initialization of 'int (*)(struct
iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t)' {aka
'int (*)(struct iommu_domain *, long unsigned int, long long unsigned int,
long unsigned int, int, unsigned int)'} from incompatible pointer type 'int
(*)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t,
int, gfp_t, size_t *)' {aka 'int (*)(struct iommu_domain *, long unsigned
int, long long unsigned int, long unsigned int, long unsigned int, int,
unsigned int, long unsigned int *)'} [-Werror=incompatible-pointer-types]
729 | .map_pages = apple_dart_map_pages,
| ^~~~
drivers/iommu/apple-dart.c:729:15: note: (near initialization for
'apple_dart_iommu_ops.map')
drivers/iommu/apple-dart.c:730:3: error: 'const struct iommu_ops' has no
member named 'unmap_pages'
730 | .unmap_pages = apple_dart_unmap_pages,
| ^~~
>> drivers/iommu/apple-dart.c:730:17: error: initialization of 'size_t
>> (*)(struct iommu_domain *, long unsigned int, size_t, struct
>> iommu_iotlb_gather *)' {aka 'long unsigned int (*)(struct iommu_domain *,
>> long unsigned int, long unsigned int, struct iommu_iotlb_gather *)'} from
>> incompatible pointer type 'size_t (*)(struct iommu_domain *, long unsigned
>> int, size_t, size_t, struct iommu_iotlb_gather *)' {aka 'long unsigned
>> int (*)(struct iommu_domain *, long unsigned int, long unsigned int, long
>> unsigned int, struct iommu_iotlb_gather *)'}
>> [-Werror=incompatible-pointer-types]
730 | .unmap_pages = apple_dart_unmap_pages,
| ^~
drivers/iommu/apple-dart.c:730:17: note: (near initialization for
'apple_dart_iommu_ops.unmap')
drivers/iommu/apple-dart.c: In function 'apple_dart_unmap_pages':
drivers/iommu/apple-dart.c:393:1: error: control reaches end of non-void
function [-Werror=return-type]
393 | }
| ^
drivers/iommu/apple-dart.c: In function 'apple_dart_map_pages':
drivers/iommu/apple-dart.c:382:1: error: control reaches end of non-void
function [-Werror=return-type]
382 | }
| ^
cc1: some warnings being treated as errors
vim +730 drivers/iommu/apple-dart.c
723
724 static const struct iommu_ops apple_dart_iommu_ops = {
725 .domain_alloc = apple_dart_domain_alloc,
726 .domain_free = apple_dart_domain_free,
727 .attach_dev = apple_dart_attach_dev,
728 .detach_dev = apple_dart_detach_dev,
> 729 .map_pages = apple_dart_map_pages,
> 730 .unmap_pages = apple_dart_unmap_pages,
731 .flush_iotlb_all = apple_dart_flush_iotlb_all,
732 .iotlb_sync = apple_dart_iotlb_sync,
733 .iotlb_syn
Re: [PATCH v4 5/6] swiotlb: support aligned swiotlb buffers
Hi David,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on iommu/next]
[also build test ERROR on hch-configfs/for-next linus/master v5.14-rc5]
[cannot apply to swiotlb/linux-next next-20210813]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/David-Stevens/Fixes-for-dma-iommu-swiotlb-bounce-buffers/20210813-154739
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-a003-20210812 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/50aeec27cc4ccaa914c0bbefa59e349278646b6e
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
David-Stevens/Fixes-for-dma-iommu-swiotlb-bounce-buffers/20210813-154739
git checkout 50aeec27cc4ccaa914c0bbefa59e349278646b6e
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/xen/swiotlb-xen.c: In function 'xen_swiotlb_map_page':
>> drivers/xen/swiotlb-xen.c:385:8: error: too few arguments to function
>> 'swiotlb_tbl_map_single'
385 | map = swiotlb_tbl_map_single(dev, phys, size, size, dir, attrs);
|^~
In file included from arch/x86/include/asm/swiotlb.h:5,
from arch/x86/include/asm/dma-mapping.h:12,
from include/linux/dma-map-ops.h:75,
from include/linux/dma-direct.h:10,
from drivers/xen/swiotlb-xen.c:30:
include/linux/swiotlb.h:45:13: note: declared here
45 | phys_addr_t swiotlb_tbl_map_single(struct device *hwdev, phys_addr_t
phys,
| ^~
vim +/swiotlb_tbl_map_single +385 drivers/xen/swiotlb-xen.c
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 352
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 353 /*
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 354 * Map a single buffer of
the indicated size for DMA in streaming mode. The
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 355 * physical address to
use is returned.
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 356 *
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 357 * Once the device is
given the dma address, the device owns this memory until
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 358 * either
xen_swiotlb_unmap_page or xen_swiotlb_dma_sync_single is performed.
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 359 */
dceb1a6819ab2c Christoph Hellwig 2017-05-21 360 static dma_addr_t
xen_swiotlb_map_page(struct device *dev, struct page *page,
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 361
unsigned long offset, size_t size,
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 362
enum dma_data_direction dir,
00085f1efa387a Krzysztof Kozlowski 2016-08-03 363
unsigned long attrs)
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 364 {
e05ed4d1fad9e7 Alexander Duyck 2012-10-15 365phys_addr_t map, phys =
page_to_phys(page) + offset;
91ffe4ad534ab2 Stefano Stabellini2020-07-10 366dma_addr_t dev_addr =
xen_phys_to_dma(dev, phys);
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 367
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 368BUG_ON(dir == DMA_NONE);
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 369/*
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 370 * If the address
happens to be in the device's DMA window,
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 371 * we can safely return
the device addr and not worry about bounce
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 372 * buffering it.
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 373 */
68a33b1794665b Christoph Hellwig 2019-11-19 374if (dma_capable(dev,
dev_addr, size, true) &&
a4dba130891271 Stefano Stabellini2014-11-21 375
!range_straddles_page_boundary(phys, size) &&
291be10fd75111 Julien Grall 2015-09-09 376
!xen_arch_need_swiotlb(dev, phys, dev_addr) &&
063b8271ec8f70 Christoph Hellwig 2019-04-11 377swiotlb_force
!= SWIOTLB_FORCE)
063b8271ec8f70 Christoph Hellwig 2019-04-11 378goto done;
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 379
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 380/*
b097186fd29d5b Konrad Rzeszutek Wilk 2010-05-11 381 * Oh well, have to
allocate
[iommu:x86/vt-d 41/59] drivers/iommu/io-pgtable-arm-v7s.c:703:43: error: 'struct iommu_iotlb_gather' has no member named 'queued'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git x86/vt-d
head: 423d39d8518c1bba12e0889a92beeddbb1502392
commit: a8e5f04458c4e496eada2b029ce96713bb6c388d [41/59] iommu/io-pgtable:
Remove non-strict quirk
config: nds32-buildonly-randconfig-r001-20210820 (attached as .config)
compiler: nds32le-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?id=a8e5f04458c4e496eada2b029ce96713bb6c388d
git remote add iommu
https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
git fetch --no-tags iommu x86/vt-d
git checkout a8e5f04458c4e496eada2b029ce96713bb6c388d
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross
O=build_dir ARCH=nds32 SHELL=/bin/bash drivers/iommu/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
In file included from include/linux/init.h:5,
from arch/nds32/include/asm/nds32.h:11,
from arch/nds32/include/asm/irqflags.h:4,
from include/linux/irqflags.h:16,
from include/asm-generic/cmpxchg.h:15,
from ./arch/nds32/include/generated/asm/cmpxchg.h:1,
from include/asm-generic/atomic.h:12,
from ./arch/nds32/include/generated/asm/atomic.h:1,
from include/linux/atomic.h:7,
from drivers/iommu/io-pgtable-arm-v7s.c:24:
drivers/iommu/io-pgtable-arm-v7s.c: In function '__arm_v7s_unmap':
>> drivers/iommu/io-pgtable-arm-v7s.c:703:43: error: 'struct
>> iommu_iotlb_gather' has no member named 'queued'
703 | } else if (!gather->queued) {
| ^~
include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var'
58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) :
__trace_if_value(cond))
|^~~~
drivers/iommu/io-pgtable-arm-v7s.c:703:32: note: in expansion of macro 'if'
703 | } else if (!gather->queued) {
|^~
>> drivers/iommu/io-pgtable-arm-v7s.c:703:43: error: 'struct
>> iommu_iotlb_gather' has no member named 'queued'
703 | } else if (!gather->queued) {
| ^~
include/linux/compiler.h:58:61: note: in definition of macro '__trace_if_var'
58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) :
__trace_if_value(cond))
| ^~~~
drivers/iommu/io-pgtable-arm-v7s.c:703:32: note: in expansion of macro 'if'
703 | } else if (!gather->queued) {
|^~
>> drivers/iommu/io-pgtable-arm-v7s.c:703:43: error: 'struct
>> iommu_iotlb_gather' has no member named 'queued'
703 | } else if (!gather->queued) {
| ^~
include/linux/compiler.h:69:10: note: in definition of macro
'__trace_if_value'
69 | (cond) ?\
| ^~~~
include/linux/compiler.h:56:28: note: in expansion of macro '__trace_if_var'
56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__)
) )
|^~
drivers/iommu/io-pgtable-arm-v7s.c:703:32: note: in expansion of macro 'if'
703 | } else if (!gather->queued) {
|^~
vim +703 drivers/iommu/io-pgtable-arm-v7s.c
650
651 static size_t __arm_v7s_unmap(struct arm_v7s_io_pgtable *data,
652struct iommu_iotlb_gather *gather,
653unsigned long iova, size_t size, int lvl,
654arm_v7s_iopte *ptep)
655 {
656 arm_v7s_iopte pte[ARM_V7S_CONT_PAGES];
657 struct io_pgtable *iop = &data->iop;
658 int idx, i = 0, num_entries = size >> ARM_V7S_LVL_SHIFT(lvl);
659
660 /* Something went horribly wrong and we ran out of page table */
661 if (WARN_ON(lvl > 2))
662 return 0;
663
664 idx =
Re: [PATCH v2 4/8] iommu/dma: Support granule > PAGE_SIZE in dma_map_sg
Hi Sven,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on v5.14-rc7 next-20210827]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: i386-randconfig-c001-20210827 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project
4e1a164d7bd53653f79decc121afe784d2fde0a7)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/fa978f84667cfd7d8cb467899da60c08321798a5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
git checkout fa978f84667cfd7d8cb467899da60c08321798a5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/dma-iommu.c:935:18: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off),
s_length,
^
>> drivers/iommu/dma-iommu.c:935:18: warning: incompatible integer to pointer
>> conversion passing 'int' to parameter of type 'struct page *'
>> [-Wint-conversion]
sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off),
s_length,
^
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
drivers/iommu/dma-iommu.c:982:9: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
phys_to_page(sg_phys(s) +
sg_dma_address(s)),
^
drivers/iommu/dma-iommu.c:982:9: warning: incompatible integer to pointer
conversion passing 'int' to parameter of type 'struct page *' [-Wint-conversion]
phys_to_page(sg_phys(s) +
sg_dma_address(s)),
^~~~
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
drivers/iommu/dma-iommu.c:1068:18: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
sg_set_page(s, phys_to_page(s_phys - s_iova_off),
^
drivers/iommu/dma-iommu.c:1068:18: warning: incompatible integer to pointer
conversion passing 'int' to parameter of type 'struct page *' [-Wint-conversion]
sg_set_page(s, phys_to_page(s_phys - s_iova_off),
^
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
3 warnings and 3 errors generated.
vim +935 drivers/iommu/dma-iommu.c
913
914 /*
915 * Prepare a successfully-mapped scatterlist to give back to the caller.
916 *
917 * At this point the segments are already laid out by
iommu_dma_map_sg() to
918 * avoid individually crossing any boundaries, so we merely need to
check a
919 * segment's start address to avoid concatenating across one.
920 */
921 static int __finalise_sg(struct device *dev, struct scatterlist *sg,
int nents,
922 dma_addr_t dma_addr)
923 {
924 struct scatterlist *s, *cur = sg;
925 unsigned long seg_mask = dma_get_seg_boundary(dev);
926 unsigned int cur_len = 0, max_len = dma_get_max_seg_size(dev);
927 int i, count = 0;
928
929 for_each_sg(sg, s, nents, i) {
930 /* Resto
Re: [PATCH v2 4/8] iommu/dma: Support granule > PAGE_SIZE in dma_map_sg
Hi Sven,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on v5.14-rc7 next-20210827]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-m001-20210827 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/fa978f84667cfd7d8cb467899da60c08321798a5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
git checkout fa978f84667cfd7d8cb467899da60c08321798a5
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/dma-iommu.c: In function '__finalise_sg':
drivers/iommu/dma-iommu.c:935:18: error: implicit declaration of function
'phys_to_page'; did you mean 'pfn_to_page'?
[-Werror=implicit-function-declaration]
935 | sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off), s_length,
| ^~~~
| pfn_to_page
>> drivers/iommu/dma-iommu.c:935:18: warning: passing argument 2 of
>> 'sg_set_page' makes pointer from integer without a cast [-Wint-conversion]
935 | sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off), s_length,
| ^
| |
| int
In file included from include/linux/dma-mapping.h:10,
from include/linux/dma-map-ops.h:9,
from drivers/iommu/dma-iommu.c:13:
include/linux/scatterlist.h:110:69: note: expected 'struct page *' but
argument is of type 'int'
110 | static inline void sg_set_page(struct scatterlist *sg, struct page
*page,
|
~^~~~
drivers/iommu/dma-iommu.c: In function '__invalidate_sg':
drivers/iommu/dma-iommu.c:982:9: warning: passing argument 2 of
'sg_set_page' makes pointer from integer without a cast [-Wint-conversion]
982 | phys_to_page(sg_phys(s) + sg_dma_address(s)),
| ^~~~
| |
| int
In file included from include/linux/dma-mapping.h:10,
from include/linux/dma-map-ops.h:9,
from drivers/iommu/dma-iommu.c:13:
include/linux/scatterlist.h:110:69: note: expected 'struct page *' but
argument is of type 'int'
110 | static inline void sg_set_page(struct scatterlist *sg, struct page
*page,
|
~^~~~
drivers/iommu/dma-iommu.c: In function 'iommu_dma_map_sg':
drivers/iommu/dma-iommu.c:1068:18: warning: passing argument 2 of
'sg_set_page' makes pointer from integer without a cast [-Wint-conversion]
1068 | sg_set_page(s, phys_to_page(s_phys - s_iova_off),
| ^
| |
| int
In file included from include/linux/dma-mapping.h:10,
from include/linux/dma-map-ops.h:9,
from drivers/iommu/dma-iommu.c:13:
include/linux/scatterlist.h:110:69: note: expected 'struct page *' but
argument is of type 'int'
110 | static inline void sg_set_page(struct scatterlist *sg, struct page
*page,
|
~^~~~
cc1: some warnings being treated as errors
vim +/sg_set_page +935 drivers/iommu/dma-iommu.c
913
914 /*
915 * Prepare a successfully-mapped scatterlist to give back to the caller.
916 *
917 * At this point the segments are already laid out by
iommu_dma_map_sg() to
918 * avoid individually crossing any boundaries, so we merely need to
check a
919 * segment's start address to avoid concatenating across one.
920 */
921 static int __finalise_sg(struct device *dev, struct scatterlist *sg,
int nents,
922 dma_addr_t dma_addr)
923 {
924 struct scatterlist *s, *cur = sg;
925 unsigned long seg_mask = dma_get_seg_boundary(dev);
Re: [PATCH v2 4/8] iommu/dma: Support granule > PAGE_SIZE in dma_map_sg
Hi Sven,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on v5.14-rc7 next-20210827]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: x86_64-randconfig-r004-20210827 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project
4e1a164d7bd53653f79decc121afe784d2fde0a7)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://github.com/0day-ci/linux/commit/fa978f84667cfd7d8cb467899da60c08321798a5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Sven-Peter/Support-IOMMU-page-sizes-larger-than-the-CPU-page-size/20210828-233909
git checkout fa978f84667cfd7d8cb467899da60c08321798a5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
drivers/iommu/dma-iommu.c:935:18: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off),
s_length,
^
>> drivers/iommu/dma-iommu.c:935:18: warning: incompatible integer to pointer
>> conversion passing 'int' to parameter of type 'struct page *'
>> [-Wint-conversion]
sg_set_page(s, phys_to_page(sg_phys(s) + s_iova_off),
s_length,
^
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
drivers/iommu/dma-iommu.c:982:9: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
phys_to_page(sg_phys(s) +
sg_dma_address(s)),
^
drivers/iommu/dma-iommu.c:982:9: warning: incompatible integer to pointer
conversion passing 'int' to parameter of type 'struct page *' [-Wint-conversion]
phys_to_page(sg_phys(s) +
sg_dma_address(s)),
^~~~
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
drivers/iommu/dma-iommu.c:1068:18: error: implicit declaration of function
'phys_to_page' [-Werror,-Wimplicit-function-declaration]
sg_set_page(s, phys_to_page(s_phys - s_iova_off),
^
drivers/iommu/dma-iommu.c:1068:18: warning: incompatible integer to pointer
conversion passing 'int' to parameter of type 'struct page *' [-Wint-conversion]
sg_set_page(s, phys_to_page(s_phys - s_iova_off),
^
include/linux/scatterlist.h:110:69: note: passing argument to parameter
'page' here
static inline void sg_set_page(struct scatterlist *sg, struct page *page,
^
3 warnings and 3 errors generated.
vim +935 drivers/iommu/dma-iommu.c
913
914 /*
915 * Prepare a successfully-mapped scatterlist to give back to the caller.
916 *
917 * At this point the segments are already laid out by
iommu_dma_map_sg() to
918 * avoid individually crossing any boundaries, so we merely need to
check a
919 * segment's start address to avoid concatenating across one.
920 */
921 static int __finalise_sg(struct device *dev, struct scatterlist *sg,
int nents,
922 dma_addr_t dma_addr)
923 {
924 struct scatterlist *s, *cur = sg;
925 unsigned long seg_mask = dma_get_seg_boundary(dev);
926 unsigned int cur_len = 0, max_len = dma_get_max_seg_size(dev);
927 int i, count = 0;
928
929 for_each_sg(sg, s, nents, i) {
930 /* R
Re: [PATCH] iommu/qcom: add missing put_device() call in qcom_iommu_of_xlate()
Hi Yu,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on iommu/next]
[also build test WARNING on linus/master v5.9-rc6 next-20200921]
[cannot apply to robclark/msm-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Yu-Kuai/iommu-qcom-add-missing-put_device-call-in-qcom_iommu_of_xlate/20200918-091341
base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next
config: arm64-randconfig-r023-20200920 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
4e8c028158b56d9c2142a62464e8e0686bde3584)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/iommu/arm/arm-smmu/qcom_iommu.c:601:4: warning: misleading
>> indentation; statement is not part of the previous 'if'
>> [-Wmisleading-indentation]
return -EINVAL;
^
drivers/iommu/arm/arm-smmu/qcom_iommu.c:599:3: note: previous statement is
here
if (WARN_ON(qcom_iommu != dev_iommu_priv_get(dev)))
^
1 warning generated.
#
https://github.com/0day-ci/linux/commit/2d982fb40897ad8088dd9dba06aee499f51c73ba
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Yu-Kuai/iommu-qcom-add-missing-put_device-call-in-qcom_iommu_of_xlate/20200918-091341
git checkout 2d982fb40897ad8088dd9dba06aee499f51c73ba
vim +/if +601 drivers/iommu/arm/arm-smmu/qcom_iommu.c
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
562
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
563 static int qcom_iommu_of_xlate(struct device *dev, struct of_phandle_args
*args)
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
564 {
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
565 struct qcom_iommu_dev *qcom_iommu;
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
566 struct platform_device *iommu_pdev;
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
567 unsigned asid = args->args[0];
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
568
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
569 if (args->args_count != 1) {
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
570 dev_err(dev, "incorrect number of iommu params found for %s "
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
571 "(found %d, expected 1)\n",
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
572 args->np->full_name, args->args_count);
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
573 return -EINVAL;
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
574 }
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
575
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
576 iommu_pdev = of_find_device_by_node(args->np);
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
577 if (WARN_ON(!iommu_pdev))
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
578 return -EINVAL;
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
579
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
580 qcom_iommu = platform_get_drvdata(iommu_pdev);
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
581
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
582 /* make sure the asid specified in dt is valid, so we don't have
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
583 * to sanity check this elsewhere, since 'asid - 1' is used to
0ae349a0f33fb0 drivers/iommu/qcom_iommu.c Rob Clark2017-08-09
584 * index into qcom_
Re: [PATCH] iommu/qcom: add missing put_device() call in qcom_iommu_of_xlate()
Hi Yu, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on iommu/next] [also build test WARNING on linus/master v5.9-rc6 next-20200922] [cannot apply to robclark/msm-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Yu-Kuai/iommu-qcom-add-missing-put_device-call-in-qcom_iommu_of_xlate/20200918-091341 base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: arm64-randconfig-m031-20200923 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from arch/arm64/include/asm/atomic.h:12, from include/linux/atomic.h:7, from drivers/iommu/arm/arm-smmu/qcom_iommu.c:9: drivers/iommu/arm/arm-smmu/qcom_iommu.c: In function 'qcom_iommu_of_xlate': >> include/linux/compiler.h:56:23: warning: this 'if' clause does not guard... >> [-Wmisleading-indentation] 56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) | ^~ drivers/iommu/arm/arm-smmu/qcom_iommu.c:599:3: note: in expansion of macro 'if' 599 | if (WARN_ON(qcom_iommu != dev_iommu_priv_get(dev))) | ^~ drivers/iommu/arm/arm-smmu/qcom_iommu.c:601:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 601 |return -EINVAL; |^~ # https://github.com/0day-ci/linux/commit/2d982fb40897ad8088dd9dba06aee499f51c73ba git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Yu-Kuai/iommu-qcom-add-missing-put_device-call-in-qcom_iommu_of_xlate/20200918-091341 git checkout 2d982fb40897ad8088dd9dba06aee499f51c73ba vim +/if +56 include/linux/compiler.h 2bcd521a684cc9 Steven Rostedt 2008-11-21 50 2bcd521a684cc9 Steven Rostedt 2008-11-21 51 #ifdef CONFIG_PROFILE_ALL_BRANCHES 2bcd521a684cc9 Steven Rostedt 2008-11-21 52 /* 2bcd521a684cc9 Steven Rostedt 2008-11-21 53 * "Define 'is'", Bill Clinton 2bcd521a684cc9 Steven Rostedt 2008-11-21 54 * "Define 'if'", Steven Rostedt 2bcd521a684cc9 Steven Rostedt 2008-11-21 55 */ a15fd609ad53a6 Linus Torvalds 2019-03-20 @56 #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) a15fd609ad53a6 Linus Torvalds 2019-03-20 57 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH 1/4] of/fdt: Update zone_dma_bits when running in bcm2711
Hi Nicolas,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20201001]
[also build test WARNING on v5.9-rc7]
[cannot apply to robh/for-next arm64/for-next/core hnaz-linux-mm/master
linus/master v5.9-rc7 v5.9-rc6 v5.9-rc5]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Nicolas-Saenz-Julienne/arm64-Default-to-32-bit-wide-ZONE_DMA/20201002-002007
base:d39294091fee6b89d9c4a683bb19441b25098330
config: arm64-randconfig-r005-20200930 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
bcd05599d0e53977a963799d6ee4f6e0bc21331b)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://github.com/0day-ci/linux/commit/7d073ab6c280772b1bcf9e337528be2138d0bc85
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Nicolas-Saenz-Julienne/arm64-Default-to-32-bit-wide-ZONE_DMA/20201002-002007
git checkout 7d073ab6c280772b1bcf9e337528be2138d0bc85
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All warnings (new ones prefixed by >>):
>> drivers/of/fdt.c:1202:13: warning: no previous prototype for function
>> 'early_init_dt_update_zone_dma_bits' [-Wmissing-prototypes]
void __init early_init_dt_update_zone_dma_bits(void)
^
drivers/of/fdt.c:1202:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
void __init early_init_dt_update_zone_dma_bits(void)
^
static
1 warning generated.
vim +/early_init_dt_update_zone_dma_bits +1202 drivers/of/fdt.c
1201
> 1202 void __init early_init_dt_update_zone_dma_bits(void)
1203 {
1204 unsigned long dt_root = of_get_flat_dt_root();
1205
1206 if (of_flat_dt_is_compatible(dt_root, "brcm,bcm2711"))
1207 zone_dma_bits = 30;
1208 }
1209
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Re: [PATCH] RDMA: Fix software RDMA drivers for dma mapping error
Hi Parav,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on rdma/for-next]
[also build test ERROR on v5.10-rc1 next-20201028]
[cannot apply to hch-configfs/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Parav-Pandit/RDMA-Fix-software-RDMA-drivers-for-dma-mapping-error/20201027-205440
base: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git for-next
config: x86_64-rhel-8.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/cbe9509f0d3a076646d576c1d1f5adc59159316c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Parav-Pandit/RDMA-Fix-software-RDMA-drivers-for-dma-mapping-error/20201027-205440
git checkout cbe9509f0d3a076646d576c1d1f5adc59159316c
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot
All errors (new ones prefixed by >>):
drivers/infiniband/sw/rxe/rxe_verbs.c: In function 'rxe_register_device':
>> drivers/infiniband/sw/rxe/rxe_verbs.c:1133:48: error: 'DMA_MASK_NONE'
>> undeclared (first use in this function); did you mean 'CPU_MASK_NONE'?
1133 | err = dma_coerce_mask_and_coherent(&dev->dev, DMA_MASK_NONE);
|^
|CPU_MASK_NONE
drivers/infiniband/sw/rxe/rxe_verbs.c:1133:48: note: each undeclared
identifier is reported only once for each function it appears in
--
drivers/infiniband/sw/siw/siw_main.c: In function 'siw_device_create':
>> drivers/infiniband/sw/siw/siw_main.c:387:51: error: 'DMA_MASK_NONE'
>> undeclared (first use in this function); did you mean 'CPU_MASK_NONE'?
387 | if (dma_coerce_mask_and_coherent(&base_dev->dev, DMA_MASK_NONE))
| ^
| CPU_MASK_NONE
drivers/infiniband/sw/siw/siw_main.c:387:51: note: each undeclared
identifier is reported only once for each function it appears in
vim +1133 drivers/infiniband/sw/rxe/rxe_verbs.c
1115
1116 int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
1117 {
1118 int err;
1119 struct ib_device *dev = &rxe->ib_dev;
1120 struct crypto_shash *tfm;
1121
1122 strlcpy(dev->node_desc, "rxe", sizeof(dev->node_desc));
1123
1124 dev->node_type = RDMA_NODE_IB_CA;
1125 dev->phys_port_cnt = 1;
1126 dev->num_comp_vectors = num_possible_cpus();
1127 dev->dev.parent = rxe_dma_device(rxe);
1128 dev->local_dma_lkey = 0;
1129 addrconf_addr_eui48((unsigned char *)&dev->node_guid,
1130 rxe->ndev->dev_addr);
1131 dev->dev.dma_parms = &rxe->dma_parms;
1132 dma_set_max_seg_size(&dev->dev, UINT_MAX);
> 1133 err = dma_coerce_mask_and_coherent(&dev->dev, DMA_MASK_NONE);
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Re: [PATCH v2 1/2] dma-mapping: add benchmark support for streaming DMA APIs
Hi Barry, I love your patch! Yet something to improve: [auto build test ERROR on kselftest/next] [also build test ERROR on linus/master v5.10-rc1 next-20201030] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Barry-Song/dma-mapping-provide-a-benchmark-for-streaming-DMA-mapping/20201101-182009 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/b9abda38be7f32b9420c27b6c24eff2e69defa87 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Barry-Song/dma-mapping-provide-a-benchmark-for-streaming-DMA-mapping/20201101-182009 git checkout b9abda38be7f32b9420c27b6c24eff2e69defa87 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): arch/mips/kernel/head.o: in function `dtb_found': (.ref.text+0xe0): relocation truncated to fit: R_MIPS_26 against `start_kernel' init/main.o: in function `set_reset_devices': main.c:(.init.text+0x20): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x30): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `debug_kernel': main.c:(.init.text+0x9c): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0xac): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `quiet_kernel': main.c:(.init.text+0x118): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x128): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' init/main.o: in function `init_setup': main.c:(.init.text+0x1a4): relocation truncated to fit: R_MIPS_26 against `_mcount' main.c:(.init.text+0x1c8): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' main.c:(.init.text+0x1e8): relocation truncated to fit: R_MIPS_26 against `__sanitizer_cov_trace_pc' main.c:(.init.text+0x1fc): additional relocation overflows omitted from the output mips-linux-ld: kernel/dma/map_benchmark.o: in function `map_benchmark_thread': >> map_benchmark.c:(.text.map_benchmark_thread+0x1f4): undefined reference to >> `__divdi3' >> mips-linux-ld: map_benchmark.c:(.text.map_benchmark_thread+0x218): undefined >> reference to `__divdi3' mips-linux-ld: kernel/dma/map_benchmark.o: in function `do_map_benchmark': >> map_benchmark.c:(.text.do_map_benchmark+0x260): undefined reference to >> `__udivdi3' >> mips-linux-ld: map_benchmark.c:(.text.do_map_benchmark+0x284): undefined >> reference to `__udivdi3' mips-linux-ld: map_benchmark.c:(.text.do_map_benchmark+0x2b4): undefined reference to `__udivdi3' mips-linux-ld: map_benchmark.c:(.text.do_map_benchmark+0x300): undefined reference to `__udivdi3' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
Re: [PATCH v2 1/2] dma-mapping: add benchmark support for streaming DMA APIs
Hi Barry, I love your patch! Yet something to improve: [auto build test ERROR on kselftest/next] [also build test ERROR on linus/master v5.10-rc1] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Barry-Song/dma-mapping-provide-a-benchmark-for-streaming-DMA-mapping/20201101-182009 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next config: h8300-allyesconfig (attached as .config) compiler: h8300-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/b9abda38be7f32b9420c27b6c24eff2e69defa87 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Barry-Song/dma-mapping-provide-a-benchmark-for-streaming-DMA-mapping/20201101-182009 git checkout b9abda38be7f32b9420c27b6c24eff2e69defa87 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): h8300-linux-ld: kernel/dma/map_benchmark.o: in function `.L28': map_benchmark.c:(.text+0x283): undefined reference to `__udivdi3' >> h8300-linux-ld: map_benchmark.c:(.text+0x2c1): undefined reference to >> `__udivdi3' h8300-linux-ld: map_benchmark.c:(.text+0x327): undefined reference to `__udivdi3' h8300-linux-ld: kernel/dma/map_benchmark.o: in function `.L26': map_benchmark.c:(.text+0x3d7): undefined reference to `__udivdi3' h8300-linux-ld: kernel/dma/map_benchmark.o: in function `.L44': map_benchmark.c:(.text+0x799): undefined reference to `__divdi3' h8300-linux-ld: kernel/dma/map_benchmark.o: in function `.L45': map_benchmark.c:(.text+0x7f5): undefined reference to `__divdi3' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org .config.gz Description: application/gzip ___ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
