Re: [PATCH v1] Input: elants_i2c - drop zero-checking of ABS_MT_TOUCH_MAJOR resolution

On Mon, Mar 29, 2021 at 02:55:07AM +0300, Dmitry Osipenko wrote: > Drop unnecessary zero-checking of ABS_MT_TOUCH_MAJOR resolution since > there is no difference between setting resolution to 0 vs not setting > it at all. This change makes code cleaner a tad. > > Suggested-by: Dmitry Torokhov >

Re: [PATCH] bpf: remove redundant assignment of variable id

On Fri, Mar 26, 2021 at 01:18:36PM -0700, Song Liu wrote: > On Fri, Mar 26, 2021 at 12:45 PM Colin King wrote: > > > > From: Colin Ian King > > > > The variable id is being assigned a value that is never > > read, the assignment is redundant and can be removed. > > > > Addresses-Coverity:

Re: [PATCH] i2c: add i2c bus driver for amd navi gpu

Hi Andy, Thanks for the review. On 26-Mar-21 16:10, Andy Shevchenko wrote: > [CAUTION: External Email] > > On Fri, Mar 26, 2021 at 03:53:34PM +0530, Goswami, Sanket wrote: >> On 25-Mar-21 22:35, Andy Shevchenko wrote: >>> On Mon, Mar 22, 2021 at 10:26:55PM +0530, Goswami, Sanket wrote: On

linux-next: build failure after merge of the staging tree

Hi all, After merging the staging tree, today's linux-next build (x86_64 allmodconfig) failed like this: drivers/iio/adc/ti-ads131e08.c: In function 'ads131e08_read_reg': drivers/iio/adc/ti-ads131e08.c:180:5: error: 'struct spi_transfer' has no member named 'delay_usecs' 180 |.delay_usecs

Re: [PATCH 00/30] DMA: Mundane typo fixes

On 07:29 Mon 29 Mar 2021, Christoph Hellwig wrote: I really don't think these typo patchbomb are that useful. I'm all for fixing typos when working with a subsystem, but I'm not sure these patchbombs help anything. I am sure you are holding the wrong end of the wand and grossly failing to

Re: [PATCH 15/17] ASoC: ti: omap-mcsp: remove duplicate test

Hi Pierre, On 3/26/21 11:59 PM, Pierre-Louis Bossart wrote: > cppcheck warning: > > sound/soc/ti/omap-mcbsp.c:379:11: style: The if condition is the same > as the previous if condition [duplicateCondition] > > if (mcbsp->irq) { > ^ > sound/soc/ti/omap-mcbsp.c:376:11: note: First

Re: [PATCH 01/23] atomctl.rst: A typo fix

On 22:38 Sun 28 Mar 2021, Max Filippov wrote: On Sun, Mar 28, 2021 at 10:37 PM Max Filippov wrote: On Sun, Mar 28, 2021 at 10:18 PM Bhaskar Chowdhury wrote: > > s/controlers/controllers/ > > Signed-off-by: Bhaskar Chowdhury > --- > Documentation/xtensa/atomctl.rst | 2 +- > 1 file changed,

Re: [PATCH 14/17] ASoC: ti: omap-abe-twl6040: remove useless assignment

On 3/26/21 11:59 PM, Pierre-Louis Bossart wrote: > cppcheck warning: > > sound/soc/ti/omap-abe-twl6040.c:173:10: style: Variable 'ret' is > assigned a value that is never used. [unreadVariable] > int ret = 0; > ^ Thanks, Acked-by: Peter Ujfalusi > > Signed-off-by: Pierre-Louis

[PATCH v4 15/16] KVM: x86/cpuid: Refactor host/guest CPU model consistency check

For the same purpose, the leagcy intel_pmu_lbr_is_compatible() could be renamed for reuse by more callers for the same purpose and remove the comment about LBR use case incidentally. Signed-off-by: Like Xu --- arch/x86/kvm/cpuid.h | 5 + arch/x86/kvm/vmx/pmu_intel.c | 12

[PATCH v4 16/16] KVM: x86/pmu: Expose CPUIDs feature bits PDCM, DS, DTES64

The CPUID features PDCM, DS and DTES64 are required for PEBS feature. KVM would expose CPUID feature PDCM, DS and DTES64 to guest when PEBS is supported in the KVM on the Ice Lake server platforms. Originally-by: Andi Kleen Co-developed-by: Kan Liang Signed-off-by: Kan Liang Co-developed-by:

[PATCH v4 14/16] KVM: x86/pmu: Add kvm_pmu_cap to optimize perf_get_x86_pmu_capability

The information obtained from the interface perf_get_x86_pmu_capability() doesn't change, so an exported "struct x86_pmu_capability" is introduced for all guests in the KVM, and it's initialized before hardware_setup(). Signed-off-by: Like Xu --- arch/x86/kvm/cpuid.c | 24

[PATCH v4 12/16] KVM: x86/pmu: Move pmc_speculative_in_use() to arch/x86/kvm/pmu.h

It allows this inline function to be reused by more callers in more files, such as pmu_intel.c. Signed-off-by: Like Xu --- arch/x86/kvm/pmu.c | 11 --- arch/x86/kvm/pmu.h | 11 +++ 2 files changed, 11 insertions(+), 11 deletions(-) diff --git a/arch/x86/kvm/pmu.c

[PATCH v4 13/16] KVM: x86/pmu: Disable guest PEBS before vm-entry in two cases

The guest PEBS will be disabled when some users try to perf KVM and its user-space through the same PEBS facility OR when the host perf doesn't schedule the guest PEBS counter in a one-to-one mapping manner (neither of these are typical scenarios). The PEBS records in the guest DS buffer is still

[PATCH v4 10/16] KVM: x86: Set PEBS_UNAVAIL in IA32_MISC_ENABLE when PEBS is enabled

The bit 12 represents "Processor Event Based Sampling Unavailable (RO)" : 1 = PEBS is not supported. 0 = PEBS is supported. A write to this PEBS_UNAVL available bit will bring #GP(0) when guest PEBS is enabled. Some PEBS drivers in guest may care about this bit. Signed-off-by:

[PATCH v4 09/16] KVM: x86/pmu: Add PEBS_DATA_CFG MSR emulation to support adaptive PEBS

If IA32_PERF_CAPABILITIES.PEBS_BASELINE [bit 14] is set, the adaptive PEBS is supported. The PEBS_DATA_CFG MSR and adaptive record enable bits (IA32_PERFEVTSELx.Adaptive_Record and IA32_FIXED_CTR_CTRL. FCx_Adaptive_Record) are also supported. Adaptive PEBS provides software the capability to

[PATCH v4 11/16] KVM: x86/pmu: Adjust precise_ip to emulate Ice Lake guest PDIR counter

The PEBS-PDIR facility on Ice Lake server is supported on IA31_FIXED0 only. If the guest configures counter 32 and PEBS is enabled, the PEBS-PDIR facility is supposed to be used, in which case KVM adjusts attr.precise_ip to 3 and request host perf to assign the exactly requested counter or fail.

[PATCH v4 08/16] KVM: x86/pmu: Add IA32_DS_AREA MSR emulation to manage guest DS buffer

When CPUID.01H:EDX.DS[21] is set, the IA32_DS_AREA MSR exists and points to the linear address of the first byte of the DS buffer management area, which is used to manage the PEBS records. When guest PEBS is enabled and the value is different from the host, KVM will add the IA32_DS_AREA MSR to

[PATCH v4 06/16] KVM: x86/pmu: Reprogram guest PEBS event to emulate guest PEBS counter

When a guest counter is configured as a PEBS counter through IA32_PEBS_ENABLE, a guest PEBS event will be reprogrammed by configuring a non-zero precision level in the perf_event_attr. The guest PEBS overflow PMI bit would be set in the guest GLOBAL_STATUS MSR when PEBS facility generates a PEBS

[PATCH v4 05/16] KVM: x86/pmu: Introduce the ctrl_mask value for fixed counter

The mask value of fixed counter control register should be dynamic adjusted with the number of fixed counters. This patch introduces a variable that includes the reserved bits of fixed counter control registers. This is needed for later Ice Lake fixed counter changes. Co-developed-by: Luwei Kang

[PATCH v4 07/16] KVM: x86/pmu: Add IA32_PEBS_ENABLE MSR emulation for extended PEBS

If IA32_PERF_CAPABILITIES.PEBS_BASELINE [bit 14] is set, the IA32_PEBS_ENABLE MSR exists and all architecturally enumerated fixed and general purpose counters have corresponding bits in IA32_PEBS_ENABLE that enable generation of PEBS records. The general-purpose counter bits start at bit

[PATCH v4 04/16] KVM: x86/pmu: Set MSR_IA32_MISC_ENABLE_EMON bit when vPMU is enabled

On Intel platforms, software may uses IA32_MISC_ENABLE[7] bit to detect whether the performance monitoring facility is supported in the processor. It's dependent on the PMU being enabled for the guest and a write to this PMU available bit will be ignored. Cc: Yao Yuan Signed-off-by: Like Xu

[PATCH v4 00/16] KVM: x86/pmu: Add basic support to enable Guest PEBS via DS

The guest Precise Event Based Sampling (PEBS) feature can provide an architectural state of the instruction executed after the guest instruction that exactly caused the event. It needs new hardware facility only available on Intel Ice Lake Server platforms. This patch set enables the basic PEBS

[PATCH v4 03/16] perf/x86/core: Pass "struct kvm_pmu *" to determine the guest values

Splitting the logic for determining the guest values is unnecessarily confusing, and potentially fragile. Perf should have full knowledge and control of what values are loaded for the guest. If we change .guest_get_msrs() to take a struct kvm_pmu pointer, then it can generate the full set of

[PATCH v4 02/16] perf/x86/intel: Handle guest PEBS overflow PMI for KVM guest

With PEBS virtualization, the guest PEBS records get delivered to the guest DS, and the host pmi handler uses perf_guest_cbs->is_in_guest() to distinguish whether the PMI comes from the guest code like Intel PT. No matter how many guest PEBS counters are overflowed, only triggering one fake event

[PATCH v4 01/16] perf/x86/intel: Add x86_pmu.pebs_vmx for Ice Lake Servers

The new hardware facility supporting guest PEBS is only available on Intel Ice Lake Server platforms for now. KVM will check this field through perf_get_x86_pmu_capability() instead of hard coding the cpu models in the KVM code. If it is supported, the guest PBES capability will be exposed to the

Re: [PATCH 01/23] atomctl.rst: A typo fix

On Sun, Mar 28, 2021 at 10:18 PM Bhaskar Chowdhury wrote: > > s/controlers/controllers/ > > Signed-off-by: Bhaskar Chowdhury > --- > Documentation/xtensa/atomctl.rst | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/Documentation/xtensa/atomctl.rst >

linux-next: manual merge of the staging tree with the scmi tree

Hi all, Today's linux-next merge of the staging tree got a conflict in: drivers/iio/common/scmi_sensors/scmi_iio.c between commit: fc91d6b6f0ba ("iio/scmi: port driver to the new scmi_sensor_proto_ops interface") from the scmi tree and commit: 1b33dfa5d5f1 ("Merge remote-tracking

EROFS big pcluster feature benchmark

Hi folks, The following shows the latest progress of EROFS big pcluster feature for the upcoming 5.13, note that big pcluster also enables inplace decompression to minimize extra page allocation and cache thrashing. Kernel: Linux 5.10-rc5 Testsuite: erofs-openbenchmark Testdata: enwik9

[PATCH] mm: add ___GFP_NOINIT flag which disables zeroing on alloc

This patch allows programmer to avoid zero initialization on page allocation even when the kernel config "CONFIG_INIT_ON_ALLOC_DEFAULT" is enabled. The configuration is made to prevent uninitialized heap memory flaws, and Android has applied this for security and deterministic execution times.

Re: [PATCH v2] kernel/resource: Fix locking in request_free_mem_region

On Mon, Mar 29, 2021 at 12:55:15PM +1100, Alistair Popple wrote: > On Friday, 26 March 2021 4:15:36 PM AEDT Balbir Singh wrote: > > On Fri, Mar 26, 2021 at 12:20:35PM +1100, Alistair Popple wrote: > > > +static int __region_intersects(resource_size_t start, size_t size, > > > +

Re: [PATCH 01/23] atomctl.rst: A typo fix

On Sun, Mar 28, 2021 at 10:37 PM Max Filippov wrote: > > On Sun, Mar 28, 2021 at 10:18 PM Bhaskar Chowdhury > wrote: > > > > s/controlers/controllers/ > > > > Signed-off-by: Bhaskar Chowdhury > > --- > > Documentation/xtensa/atomctl.rst | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-)

[PATCH v2] mm: fix race by making init_zero_pfn() early_initcall

There are code paths that rely on zero_pfn to be fully initialized before core_initcall. For example, wq_sysfs_init() is a core_initcall function that eventually results in a call to kernel_execve, which causes a page fault with a subsequent mmput. If zero_pfn is not initialized by then it may not

[PATCH] tick/broadcast: Allow later probed device enter oneshot mode

Broadcast device is switched to oneshot mode in hrtimer_switch_to_hres() -> tick_broadcast_switch_to_oneshot(). After high resolution timers are enabled, new installed broadcast device has no chance to switch mode. This issue happens in below situation: In order to make broadcast clock source

Re: [PATCH 00/30] DMA: Mundane typo fixes

I really don't think these typo patchbomb are that useful. I'm all for fixing typos when working with a subsystem, but I'm not sure these patchbombs help anything. On Mon, Mar 29, 2021 at 05:22:56AM +0530, Bhaskar Chowdhury wrote: > This patch series fixes some trivial and rudimentary spellings

[PATCH] mm: fix race by making init_zero_pfn() early_initcall

There are code paths that rely on zero_pfn to be fully initialized before core_initcall. For example, wq_sysfs_init() is a core_initcall function that eventually results in a call to kernel_execve, which causes a page fault with a subsequent mmput. If zero_pfn is not initialized by then it may not

[PATCH v2] PCI: Disable D3cold support on Intel XMM7360

On some platforms, the root port for Intel XMM7360 WWAN supports D3cold. When the root port is put to D3cold by system suspend or runtime suspend, attempt to systems resume or runtime resume will freeze the laptop for a while, then it automatically shuts down. The root cause is unclear for now,

[PATCH 22/23] riscv: pmu.rst : A spello fix

s/resonable/reasonable/ Signed-off-by: Bhaskar Chowdhury --- Documentation/riscv/pmu.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/riscv/pmu.rst b/Documentation/riscv/pmu.rst index acb216b99c26..fde31b6aa861 100644 --- a/Documentation/riscv/pmu.rst +++

[PATCH 21/23] scheduler: sched-nice-design.rst: Fix a typo

s/assymetry/asymmetry/ Signed-off-by: Bhaskar Chowdhury --- Documentation/scheduler/sched-nice-design.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/scheduler/sched-nice-design.rst b/Documentation/scheduler/sched-nice-design.rst index

[PATCH 23/23] openrisc: openrisc_port.rst: Fix a typo

s/enhancments/enhancements/ Signed-off-by: Bhaskar Chowdhury --- Documentation/openrisc/openrisc_port.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/openrisc/openrisc_port.rst b/Documentation/openrisc/openrisc_port.rst index 657ac4af7be6..b3c6c5e258b0

[PATCH 20/23] scheduler: sched-bwc.rst: Fix a typo

s/simultanously/simultaneously/ Signed-off-by: Bhaskar Chowdhury --- Documentation/scheduler/sched-bwc.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/scheduler/sched-bwc.rst b/Documentation/scheduler/sched-bwc.rst index 845eee659199..a7f9be925ab8 100644

[PATCH 19/23] scsi: ChangeLog.ncr53c8xx: Quite a few spello fixes

Few trivial spelling fixes. Signed-off-by: Bhaskar Chowdhury --- Few lines have done self modification, means they eliminate and added themselves. I have no clue why that happen. Documentation/scsi/ChangeLog.ncr53c8xx | 260 - 1 file changed, 130 insertions(+), 130

[PATCH 17/23] sparc: dax-hv-api.txt: Fix quite a few spellos

s/indicies/indices/ s/retricted/restricted/ s/indentifier/identifier/ two different places. s/proccessed/processed/ three different places. Signed-off-by: Bhaskar Chowdhury --- Documentation/sparc/oradax/dax-hv-api.txt | 18 +- 1 file changed, 9 insertions(+), 9

[PATCH 18/23] security: core.rst: Fixed a spello

s/implemenation/implementation/ Signed-off-by: Bhaskar Chowdhury --- Documentation/security/keys/core.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/security/keys/core.rst b/Documentation/security/keys/core.rst index b3ed5c581034..d66ad592c6cc 100644 ---

[PATCH 16/23] sparc: oradax/oracle-dax.rst: Fix a typo

s/discontiguities/discontinuities/ Signed-off-by: Bhaskar Chowdhury --- Documentation/sparc/oradax/oracle-dax.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/sparc/oradax/oracle-dax.rst b/Documentation/sparc/oradax/oracle-dax.rst index

[PATCH 13/23] trace: hwlat_detector.rst: Fix a typo

s/occuring/occurring/ Signed-off-by: Bhaskar Chowdhury --- Documentation/trace/hwlat_detector.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/trace/hwlat_detector.rst b/Documentation/trace/hwlat_detector.rst index 5739349649c8..f7811e2ddf34 100644 ---

[PATCH 14/23] trace: ftrace-uses.rst: Fix a typo

s/preemptable/preemptible/ Signed-off-by: Bhaskar Chowdhury --- Documentation/trace/ftrace-uses.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/trace/ftrace-uses.rst b/Documentation/trace/ftrace-uses.rst index f7d98ae5b885..2903a58f5ac2 100644 ---

[PATCH 15/23] trace: events.rst: Fix a typo

s/specfied/specified/ Signed-off-by: Bhaskar Chowdhury --- Documentation/trace/events.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/trace/events.rst b/Documentation/trace/events.rst index 8ddb9b09451c..80052adc592d 100644 ---

[PATCH 12/23] v4l: hist-v4l2.rst: Fix a typo

s/directon/director/ Signed-off-by: Bhaskar Chowdhury --- Documentation/userspace-api/media/v4l/hist-v4l2.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/v4l/hist-v4l2.rst b/Documentation/userspace-api/media/v4l/hist-v4l2.rst index

[PATCH 09/23] virt: kvm: /mmu.rst: Fix a typo

s/unsychronized/unsynchronized/ Signed-off-by: Bhaskar Chowdhury --- Documentation/virt/kvm/mmu.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/virt/kvm/mmu.rst b/Documentation/virt/kvm/mmu.rst index 5bfe28b0728e..e6c525280813 100644 ---

[PATCH 10/23] virt: kvm: halt-polling.rst: Fixed a typo

s/dependant/dependent/ Signed-off-by: Bhaskar Chowdhury --- Documentation/virt/kvm/halt-polling.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/virt/kvm/halt-polling.rst b/Documentation/virt/kvm/halt-polling.rst index 4922e4a15f18..c428d319de45 100644 ---

[PATCH 11/23] virt: user_mode_linux_howto_v2.rst: Few typo fixes

s/absense/absence/ s/sripts/scripts/ s/resultion/resolution/ s/desireable/desirable/ Signed-off-by: Bhaskar Chowdhury --- Documentation/virt/uml/user_mode_linux_howto_v2.rst | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git

[PATCH 06/23] vm: hwpoison.rst: A typo fix

s/expection/exception/ Signed-off-by: Bhaskar Chowdhury --- Documentation/vm/hwpoison.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/vm/hwpoison.rst b/Documentation/vm/hwpoison.rst index a5c884293dac..727f080073dd 100644 --- a/Documentation/vm/hwpoison.rst

[PATCH 05/23] vm: unevictable-lru.rst: Fix a typo

s/mmaped/mapped/ Signed-off-by: Bhaskar Chowdhury --- Documentation/vm/unevictable-lru.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/vm/unevictable-lru.rst b/Documentation/vm/unevictable-lru.rst index 0e1490524f53..74e7d5ded114 100644 ---

[PATCH 08/23] virt: kvm: vm.rst: Fix a typo

s/imlemented/implemented/ Signed-off-by: Bhaskar Chowdhury --- Documentation/virt/kvm/devices/vm.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/virt/kvm/devices/vm.rst b/Documentation/virt/kvm/devices/vm.rst index 0aa5b1cfd700..3eb1abf505c9 100644 ---

[PATCH 07/23] vm: hwpoison.rst: A typo fix

s/focusses/focuses/ Signed-off-by: Bhaskar Chowdhury --- Documentation/vm/hwpoison.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/vm/hwpoison.rst b/Documentation/vm/hwpoison.rst index 727f080073dd..7840463a0e9a 100644 --- a/Documentation/vm/hwpoison.rst

[PATCH 04/23] w1-generic.rst: A typo fix

s/beetwen/between/ Signed-off-by: Bhaskar Chowdhury --- Documentation/w1/w1-generic.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/w1/w1-generic.rst b/Documentation/w1/w1-generic.rst index da4e8b4e9b01..229b16b6399b 100644 ---

[PATCH 02/23] w1: ds2482.rst: A typo fix

s/busses/buses/ Signed-off-by: Bhaskar Chowdhury --- Documentation/w1/masters/ds2482.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/w1/masters/ds2482.rst b/Documentation/w1/masters/ds2482.rst index 17ebe8f660cd..5862024e4b15 100644 ---

[PATCH 03/23] w1-netlink.rst: A typo fix

s/strucutre/structure/ Signed-off-by: Bhaskar Chowdhury --- Documentation/w1/w1-netlink.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/w1/w1-netlink.rst b/Documentation/w1/w1-netlink.rst index aaa13243a5e4..be4f7b82dcb4 100644 ---

[PATCH 00/23] docs: Mundane typo fixes

This patch series tried to fix trivial spelling fixes. Bhaskar Chowdhury (23): atomctl.rst: A typo fix w1: ds2482.rst: A typo fix w1-netlink.rst: A typo fix w1-generic.rst: A typo fix vm: unevictable-lru.rst: Fix a typo vm: hwpoison.rst: A typo fix vm: hwpoison.rst: A typo fix

[PATCH 01/23] atomctl.rst: A typo fix

s/controlers/controllers/ Signed-off-by: Bhaskar Chowdhury --- Documentation/xtensa/atomctl.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/xtensa/atomctl.rst b/Documentation/xtensa/atomctl.rst index 1ecbd0ba9a2e..a0efab2abe8f 100644 ---

Re: [PATCH v7 1/5] misc: Add Synopsys DesignWare xData IP driver

On Sun, Mar 28, 2021 at 09:06:47PM +, Gustavo Pimentel wrote: > > > +static const struct pci_device_id dw_xdata_pcie_id_table[] = { > > > + { PCI_DEVICE_DATA(SYNOPSYS, EDDA, _edda_data) }, > > > > Why do you need a pointer to snps_edda_data here? > > The structure snps_edda_data indicates

Re: Compiling kernel-3.4.xxx with gcc-9.x. Need some help.

On Sun, Mar 28, 2021 at 10:20:50PM +0200, Fawad Lateef wrote: > Hi > > I am using an Olimex A20 SOM with NAND and due to some binary blob for > NAND driver, I am stuck with the sunxi kernel 3.4.xxx version. (Repo > here: https://github.com/linux-sunxi/linux-sunxi) Please work with the vendor

Re: [PATCH 2/2] cpupower: fix amd cpu (family >= 0x17) active state issue

yeah Shuah~ thanks for your reply For this issue, not meaning "current CPU frequency" but "boost state support--->Active" during "cpupower frequency-info" command as below: boost state support: Supported: yes Active: yes/no I think the state returned

Re: [PATCH 1/2] cpupower: fix amd cpu (family < 0x17) active state issue

yeah Shuah~ thanks for your reply For this issue, not meaning "current CPU frequency" but "boost state support--->Active" during "cpupower frequency-info" command as below: boost state support: Supported: yes Active: yes/no I think the state returned

[PATCH] ASoC: fsl_rpmsg: initialise pointers to NULL

This fixes the following sparse warnings: sound/soc/fsl/fsl_rpmsg.c:45:45: sparse: sparse: Using plain integer as NULL pointer sound/soc/fsl/fsl_rpmsg.c:45:56: sparse: sparse: Using plain integer as NULL pointer Fixes: b73d9e6225e8 ("ASoC: fsl_rpmsg: Add CPU DAI driver for audio base on

[PATCH v2 -next] arm64: smp: Add missing prototype for some smp.c functions

In commit eb631bb5bf5b ("arm64: Support arch_irq_work_raise() via self IPIs") a new function "arch_irq_work_raise" was added without a prototype. In commit d914d4d49745 ("arm64: Implement panic_smp_self_stop()") a new function "panic_smp_self_stop" was added without a prototype. We get the

Re: [PATCH v2 4/6] dt-bindings: PCI: Add SiFive FU740 PCIe host controller

Rob Herring 於 2021年3月24日 週三 上午4:35寫道： > > On Thu, Mar 18, 2021 at 02:08:11PM +0800, Greentime Hu wrote: > > Add PCIe host controller DT bindings of SiFive FU740. > > > > Signed-off-by: Greentime Hu > > --- > > .../bindings/pci/sifive,fu740-pcie.yaml | 119 ++ > > 1 file

csky-linux-gcc: error: unrecognized command line option '-mbacktrace'; did you mean '-fbacktrace'?

-randconfig-r001-20210328 (attached as .config) compiler: csky-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://git.kernel.org/pub/scm

Re: [PATCH] arm: 9016/2: Make symbol 'tmp_pmd_table' static

I'm sorry for making such a stupid mistake. There was only one patch committed before(5615f69bc209 "ARM: 9016/2: Initialize the mapping of KASan shadow memory"), and I used the same subject by mistake. Thanks for your correction, I will revise the subject and resend it. How about using "arm:

/usr/bin/ld: ll_temac_main.c:undefined reference to `devm_platform_ioremap_resource'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a5e13c6df0e41702d2b2c77c8ad41677ebb065b3 commit: cc6596fc7295e9dcd78156ed42f9f8e1221f7530 net: ll_temac: Fix potential NULL dereference in temac_probe() date: 4 months ago config:

Re: [PATCH 1/2] dt-bindings: devapc: Update bindings

Hi, Rob On Fri, 2021-03-26 at 13:58 -0600, Rob Herring wrote: > On Fri, Mar 26, 2021 at 03:31:10PM +0800, Nina Wu wrote: > > From: Nina Wu > > > > To support newer hardware architecture of devapc, > > update device tree bindings. > > > > Signed-off-by: Nina Wu > > --- > >

Re: [PATCH net 1/4] virtchnl: Fix layout of RSS structures

On 3/27/2021 2:53 AM, Geert Uytterhoeven wrote: Hi Samudrala, On Fri, Mar 26, 2021 at 11:45 PM Samudrala, Sridhar wrote: On 3/26/2021 1:06 AM, Geert Uytterhoeven wrote: On Thu, Mar 25, 2021 at 11:29 PM Tony Nguyen wrote: From: Norbert Ciosek Remove padding from RSS structures. Previous

Re: [PATCH v2 01/13] dt-bindings: usb: mtk-xhci: support property usb2-lpm-disable

On Sat, 2021-03-27 at 11:24 -0600, Rob Herring wrote: > On Tue, Mar 23, 2021 at 03:02:43PM +0800, Chunfeng Yun wrote: > > Add support common property usb2-lpm-disable > > > > Signed-off-by: Chunfeng Yun > > --- > > v2: no changes > > --- > >

[PATCH] misc: hpilo: MAINTAINERS: add entry for hpilo

From: Matt Hsiao The original maintainer left the company, add myself as the successor. Signed-off-by: Matt Hsiao --- MAINTAINERS | 5 + 1 file changed, 5 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index fb2a3633b719..0546e7f84a4e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@

Re: exec error: BUG: Bad rss-counter

On Sat, Mar 20, 2021 at 8:59 AM Zhou Yanjie wrote: > > Hi Ilya, > > On 2021/3/3 下午11:55, Ilya Lipnitskiy wrote: > > On Wed, Mar 3, 2021 at 7:50 AM Eric W. Biederman > > wrote: > >> Ilya Lipnitskiy writes: > >> > >>> On Tue, Mar 2, 2021 at 11:37 AM Eric W. Biederman > >>> wrote: > Ilya

Re: exec error: BUG: Bad rss-counter

On Wed, Mar 3, 2021 at 7:50 AM Eric W. Biederman wrote: > > Ilya Lipnitskiy writes: > > > On Tue, Mar 2, 2021 at 11:37 AM Eric W. Biederman > > wrote: > >> > >> Ilya Lipnitskiy writes: > >> > >> > On Mon, Mar 1, 2021 at 12:43 PM Eric W. Biederman > >> > wrote: > >> >> > >> >> Ilya

Re: [PATCH 1/2] dt-bindings: devapc: Update bindings

Hi, Chun-Kuang On Sat, 2021-03-27 at 00:18 +0800, Chun-Kuang Hu wrote: > Hi, Nina: > > Nina Wu 於 2021年3月26日 週五 下午3:34寫道： > > > > From: Nina Wu > > > > To support newer hardware architecture of devapc, > > update device tree bindings. > > > > Signed-off-by: Nina Wu > > --- > >

Re: [PATCH bpf-next 5/5] libbpf: add selftests for TC-BPF API

On Sun, Mar 28, 2021 at 6:40 PM Alexei Starovoitov wrote: > > On Sat, Mar 27, 2021 at 09:32:58PM -0700, Andrii Nakryiko wrote: > > > I think it's better to start with new library for tc/xdp and have > > > libbpf as a dependency on that new lib. > > > For example we can add it as subdir in

Re: [PATCH 1/2] dt-bindings: devapc: Update bindings

Hi, Rob I just found that there is the un-merged dependent patch. https://patchwork.kernel.org/project/linux-mediatek/patch/20210324104110.13383-7-chun-jie.c...@mediatek.com/ I will add this to commit message in the next version. Thanks On Fri, 2021-03-26 at 09:10 -0600, Rob Herring wrote: >

[PATCH V4] exit: trigger panic when global init has exited

From: Qianli Zhao When init sub-threads running on different CPUs exit at the same time, zap_pid_ns_processe()->BUG() may be happened(timing is as below),move panic() before set PF_EXITING to fix this problem. In addition,if panic() after other sub-threads finish do_exit(), some key variables

Re: [PATCH v14 01/11] x86: kdump: replace the hard-coded alignment with macro CRASH_ALIGN

On 2021/3/2 15:43, Baoquan He wrote: > On 02/26/21 at 09:38am, Eric W. Biederman wrote: >> chenzhou writes: >> >>> On 2021/2/25 15:25, Baoquan He wrote: On 02/24/21 at 02:19pm, Catalin Marinas wrote: > On Sat, Jan 30, 2021 at 03:10:15PM +0800, Chen Zhou wrote: >> Move CRASH_ALIGN

[PATCH v2] powerpc: Fix HAVE_HARDLOCKUP_DETECTOR_ARCH build configuration

When compiling the powerpc with the SMP disabled, it shows the issue: arch/powerpc/kernel/watchdog.c: In function ‘watchdog_smp_panic’: arch/powerpc/kernel/watchdog.c:177:4: error: implicit declaration of function ‘smp_send_nmi_ipi’; did you mean ‘smp_send_stop’?

Re: [PATCH v2] arm64: dts: imx8mm/q: Fix pad control of SD1_DATA0

On Wed, Mar 24, 2021 at 02:28:41PM +0100, Oliver Stäbler wrote: > Fix address of the pad control register > (IOMUXC_SW_PAD_CTL_PAD_SD1_DATA0) for SD1_DATA0_GPIO2_IO2. This seems > to be a typo but it leads to an exception when pinctrl is applied due to > wrong memory address access. > >

RE: [PATCH] arch: nios2: fix unmet dependency for SERIAL_CORE_CONSOLE

> -Original Message- > From: Julian Braha On Behalf Of Julian Braha > Sent: Saturday, March 27, 2021 2:56 AM > To: Tan, Ley Foon > Cc: linux-kernel@vger.kernel.org; fazilyildi...@gmail.com > Subject: [PATCH] arch: nios2: fix unmet dependency for > SERIAL_CORE_CONSOLE > > When

linux-next: manual merge of the drm tree with Linus' tree

Hi all, Today's linux-next merge of the drm tree got a conflict in: drivers/gpu/drm/amd/amdgpu/amdgpu_device.c between commits: 9adb125dde69 ("drm/amdgpu: re-enable suspend phase 2 for S0ix") 4021229e32bd ("drm/amdgpu/swsmu: skip gfx cgpg on s0ix suspend") 9bb735abcbd8 ("drm/amdgpu:

Re: Linux 5.12-rc5

On Sun, Mar 28, 2021 at 04:05:54PM -0700, Linus Torvalds wrote: > So if rc4 was perhaps a bit smaller than average, it looks like rc5 is > a bigger than average. We're not breaking any records, but it > certainly isn't tiny, and the rc's aren't shrinking. > > I'm not overly worried yet, but

[PATCH v2 09/13] dt-bindings: mmc: Add Pensando Elba SoC binding

Pensando Elba ARM 64-bit SoC is integrated with this IP Signed-off-by: Brad Larson --- Documentation/devicetree/bindings/mmc/cdns,sdhci.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/mmc/cdns,sdhci.yaml

Re: [PATCH] powerpc: Fix HAVE_HARDLOCKUP_DETECTOR_ARCH build configuration

在 2021/3/28 19:06, Christophe Leroy 写道: > > > Le 27/03/2021 à 10:49, Chen Huang a écrit : >> When compiling the powerpc with the SMP disabled, it shows the issue: >> >> arch/powerpc/kernel/watchdog.c: In function ‘watchdog_smp_panic’: >> arch/powerpc/kernel/watchdog.c:177:4: error: implicit

[PATCH v2 05/13] mmc: sdhci-cadence: Add Pensando Elba SoC support

Add support for Pensando Elba SoC which explicitly controls byte-lane enables on writes. Refactor to allow platform specific write ops. Signed-off-by: Brad Larson --- drivers/mmc/host/Kconfig | 15 +++ drivers/mmc/host/Makefile | 1 +

[PATCH v2 07/13] arm64: dts: Add Pensando Elba SoC support

Add Pensando common and Elba SoC specific device nodes Signed-off-by: Brad Larson --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/pensando/Makefile | 6 + arch/arm64/boot/dts/pensando/elba-16core.dtsi | 170 ++

[PATCH v2 11/13] dt-bindings: gpio: Add Pensando Elba SoC support

The Pensando Elba SoC gpio driver provides control of four chip selects on two SPI busses. Signed-off-by: Brad Larson --- .../bindings/gpio/pensando,elba-spics.yaml| 50 +++ 1 file changed, 50 insertions(+) create mode 100644

[PATCH v2 12/13] MAINTAINERS: Add entry for PENSANDO

Add entry for PENSANDO maintainer and files Signed-off-by: Brad Larson --- MAINTAINERS | 9 + 1 file changed, 9 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index fb2a3633b719..272c7a7fde75 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2246,6 +2246,15 @@ S: Maintained

[PATCH v2 13/13] gpio: Use linux/gpio/driver.h

New drivers should include instead of legacy . Signed-off-by: Brad Larson --- drivers/gpio/gpio-elba-spics.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpio/gpio-elba-spics.c b/drivers/gpio/gpio-elba-spics.c index 351bbaeea033..c0dce5333f35 100644 ---

[PATCH v2 10/13] dt-bindings: spi: cadence-qspi: Add support for Pensando Elba SoC

Add new vendor Pensando Systems Elba SoC compatible string and convert to json-schema. Signed-off-by: Brad Larson --- .../bindings/spi/cadence-quadspi.txt | 68 .../bindings/spi/cadence-quadspi.yaml | 153 ++ 2 files changed, 153 insertions(+), 68

[PATCH v2 00/13] Support Pensando Elba SoC

This series enables support for Pensando Elba SoC based platforms. The Elba SoC has the following features: - Sixteen ARM64 A72 cores - Dual DDR 4/5 memory controllers - 32 lanes of PCIe Gen3/4 to the Host - Network interfaces: Dual 200GE, Quad 100GE, 50GE, 25GE, 10GE and also a single 1GE

[PATCH v2 03/13] spi: dw: Add support for Pensando Elba SoC SPI

The Pensando Elba SoC uses a GPIO based chip select for two DW SPI busses with each bus having two chip selects. Signed-off-by: Brad Larson --- drivers/spi/spi-dw-mmio.c | 28 +++- 1 file changed, 27 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-dw-mmio.c

[PATCH v2 04/13] spidev: Add Pensando CPLD compatible

Pensando Elba SoC platforms have a SPI connected CPLD for platform management. Signed-off-by: Brad Larson --- drivers/spi/spidev.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 8cb4d923aeaa..8b285852ce82 100644 --- a/drivers/spi/spidev.c

[PATCH v2 08/13] dt-bindings: Add pensando vendor prefix

Add vendor prefix for Pensando Systems, Inc. Signed-off-by: Brad Larson --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml

[PATCH v2 06/13] arm64: Add config for Pensando SoC platforms

Add ARCH_PENSANDO configuration option for Pensando SoC based platforms. Signed-off-by: Brad Larson --- arch/arm64/Kconfig.platforms | 5 + 1 file changed, 5 insertions(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index cdfd5fed457f..803e7cf1df55 100644 ---

[PATCH v2 01/13] gpio: Add Elba SoC gpio driver for spi cs control

This GPIO driver is for the Pensando Elba SoC which provides control of four chip selects on two SPI busses. Signed-off-by: Brad Larson --- drivers/gpio/Kconfig | 6 ++ drivers/gpio/Makefile | 1 + drivers/gpio/gpio-elba-spics.c | 114 + 3

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