Re: mmu.c:undefined reference to `patch__hash_page_A0'
On 4/21/21 1:43 AM, Christophe Leroy wrote: > > > Le 18/04/2021 à 19:15, Randy Dunlap a écrit : >> On 4/18/21 3:43 AM, Christophe Leroy wrote: >>> >>> >>> Le 18/04/2021 à 02:02, Randy Dunlap a écrit : HI-- I no longer see this build error. >>> >>> Fixed by >>> https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 >>> However: ... I do see this build error: powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': decompress.c:(.text+0x1f0): undefined reference to `__decompress' when either CONFIG_KERNEL_LZO=y or CONFIG_KERNEL_LZMA=y but the build succeeds when either CONFIG_KERNEL_GZIP=y or CONFIG_KERNEL_XZ=y I guess that is due to arch/powerpc/boot/decompress.c doing this: #ifdef CONFIG_KERNEL_GZIP # include "decompress_inflate.c" #endif #ifdef CONFIG_KERNEL_XZ # include "xz_config.h" # include "../../../lib/decompress_unxz.c" #endif It would be nice to require one of KERNEL_GZIP or KERNEL_XZ to be set/enabled (maybe unless a uImage is being built?). >>> >>> >>> Can you test by >>> https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.le...@csgroup.eu/ >>> ? >> >> Hi Christophe, >> >> I get build errors for both LZO and LZMA: >> > > Can you check with the following changes on top of my patch: > > diff --git a/lib/decompress_unlzo.c b/lib/decompress_unlzo.c > index a8dbde4b32d4..f06f925385c0 100644 > --- a/lib/decompress_unlzo.c > +++ b/lib/decompress_unlzo.c > @@ -23,13 +23,15 @@ > #include > #endif > > -#include > #ifdef __KERNEL__ > #include > +#endif > +#include > +#ifdef __KERNEL__ > #include > +#include > #endif > > -#include > #include > > static const unsigned char lzop_magic[] = { Hi Christophe, Sorry for the delay -- it's been a very busy day here. For CONFIG_KERNEL_LZMA=y, I get a couple of warnings: BOOTCC arch/powerpc/boot/decompress.o In file included from ../arch/powerpc/boot/decompress.c:38: ../arch/powerpc/boot/../../../lib/decompress_unlzma.c: In function 'unlzma': ../arch/powerpc/boot/../../../lib/decompress_unlzma.c:582:21: warning: pointer targets in passing argument 3 of 'rc_init' differ in signedness [-Wpointer-sign] 582 | rc_init(, fill, inbuf, in_len); | ^ | | | unsigned char * ../arch/powerpc/boot/../../../lib/decompress_unlzma.c:107:18: note: expected 'char *' but argument is of type 'unsigned char *' 107 |char *buffer, long buffer_size) |~~^~ and for CONFIG_KERNEL_LZO=y, this one warning: BOOTCC arch/powerpc/boot/decompress.o In file included from ../arch/powerpc/boot/decompress.c:43: ../arch/powerpc/boot/../../../lib/decompress_unlzo.c: In function 'parse_header': ../arch/powerpc/boot/../../../lib/decompress_unlzo.c:51:5: warning: variable 'level' set but not used [-Wunused-but-set-variable] 51 | u8 level = 0; | ^ Note: the patch above did not apply cleanly for me so any problems above could be due to my mangling the patch. The patch that I used is below. Thanks. --- --- lib/decompress_unlzo.c |7 +-- 1 file changed, 5 insertions(+), 2 deletions(-) --- linux-next-20210421.orig/lib/decompress_unlzo.c +++ linux-next-20210421/lib/decompress_unlzo.c @@ -23,13 +23,16 @@ #include #endif -#include #ifdef __KERNEL__ #include -#include #endif +#include +#ifdef __KERNEL__ +#include #include +#endif + #include static const unsigned char lzop_magic[] = {
Re: mmu.c:undefined reference to `patch__hash_page_A0'
Le 18/04/2021 à 19:15, Randy Dunlap a écrit : On 4/18/21 3:43 AM, Christophe Leroy wrote: Le 18/04/2021 à 02:02, Randy Dunlap a écrit : HI-- I no longer see this build error. Fixed by https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 However: On 2/27/21 2:24 AM, kernel test robot wrote: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build hash code when CONFIG_PPC_BOOK3S_604 is selected date: 4 weeks ago config: powerpc64-randconfig-r013-20210227 (attached as .config) ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. Also: compiler: powerpc-linux-gcc (GCC) 9.3.0 ... I do see this build error: powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': decompress.c:(.text+0x1f0): undefined reference to `__decompress' when either CONFIG_KERNEL_LZO=y or CONFIG_KERNEL_LZMA=y but the build succeeds when either CONFIG_KERNEL_GZIP=y or CONFIG_KERNEL_XZ=y I guess that is due to arch/powerpc/boot/decompress.c doing this: #ifdef CONFIG_KERNEL_GZIP # include "decompress_inflate.c" #endif #ifdef CONFIG_KERNEL_XZ # include "xz_config.h" # include "../../../lib/decompress_unxz.c" #endif It would be nice to require one of KERNEL_GZIP or KERNEL_XZ to be set/enabled (maybe unless a uImage is being built?). Can you test by https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.le...@csgroup.eu/ ? Hi Christophe, I get build errors for both LZO and LZMA: Can you check with the following changes on top of my patch: diff --git a/lib/decompress_unlzo.c b/lib/decompress_unlzo.c index a8dbde4b32d4..f06f925385c0 100644 --- a/lib/decompress_unlzo.c +++ b/lib/decompress_unlzo.c @@ -23,13 +23,15 @@ #include #endif -#include #ifdef __KERNEL__ #include +#endif +#include +#ifdef __KERNEL__ #include +#include #endif -#include #include static const unsigned char lzop_magic[] = { Thanks Christophe
Re: mmu.c:undefined reference to `patch__hash_page_A0'
Le 18/04/2021 à 19:15, Randy Dunlap a écrit : On 4/18/21 3:43 AM, Christophe Leroy wrote: Le 18/04/2021 à 02:02, Randy Dunlap a écrit : HI-- I no longer see this build error. Fixed by https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 However: On 2/27/21 2:24 AM, kernel test robot wrote: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build hash code when CONFIG_PPC_BOOK3S_604 is selected date: 4 weeks ago config: powerpc64-randconfig-r013-20210227 (attached as .config) ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. Also: compiler: powerpc-linux-gcc (GCC) 9.3.0 ... I do see this build error: powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': decompress.c:(.text+0x1f0): undefined reference to `__decompress' when either CONFIG_KERNEL_LZO=y or CONFIG_KERNEL_LZMA=y but the build succeeds when either CONFIG_KERNEL_GZIP=y or CONFIG_KERNEL_XZ=y I guess that is due to arch/powerpc/boot/decompress.c doing this: #ifdef CONFIG_KERNEL_GZIP # include "decompress_inflate.c" #endif #ifdef CONFIG_KERNEL_XZ # include "xz_config.h" # include "../../../lib/decompress_unxz.c" #endif It would be nice to require one of KERNEL_GZIP or KERNEL_XZ to be set/enabled (maybe unless a uImage is being built?). Can you test by https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.le...@csgroup.eu/ ? Hi Christophe, I get build errors for both LZO and LZMA: Ok, the patch is almost 1 year old, I guess there has been changes that break it. Will see if I can find some time to look at it. Christophe
Re: mmu.c:undefined reference to `patch__hash_page_A0'
On 4/18/21 3:43 AM, Christophe Leroy wrote: > > > Le 18/04/2021 à 02:02, Randy Dunlap a écrit : >> HI-- >> >> I no longer see this build error. > > Fixed by > https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 > >> However: >> >> On 2/27/21 2:24 AM, kernel test robot wrote: >>> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >>> master >>> head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 >>> commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build >>> hash code when CONFIG_PPC_BOOK3S_604 is selected >>> date: 4 weeks ago >>> config: powerpc64-randconfig-r013-20210227 (attached as .config) >> >> ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. >> >> Also: >> >>> compiler: powerpc-linux-gcc (GCC) 9.3.0 > > ... > >> >> I do see this build error: >> >> powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function >> `partial_decompress': >> decompress.c:(.text+0x1f0): undefined reference to `__decompress' >> >> when either >> CONFIG_KERNEL_LZO=y >> or >> CONFIG_KERNEL_LZMA=y >> >> but the build succeeds when either >> CONFIG_KERNEL_GZIP=y >> or >> CONFIG_KERNEL_XZ=y >> >> I guess that is due to arch/powerpc/boot/decompress.c doing this: >> >> #ifdef CONFIG_KERNEL_GZIP >> # include "decompress_inflate.c" >> #endif >> >> #ifdef CONFIG_KERNEL_XZ >> # include "xz_config.h" >> # include "../../../lib/decompress_unxz.c" >> #endif >> >> >> It would be nice to require one of KERNEL_GZIP or KERNEL_XZ >> to be set/enabled (maybe unless a uImage is being built?). > > > Can you test by > https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.le...@csgroup.eu/ > ? Hi Christophe, I get build errors for both LZO and LZMA: for CONFIG_KERNEL_LZO=y: In file included from ../lib/decompress_unlzo.c:26: ../include/linux/lzo.h:24:48: error: unknown type name 'size_t' 24 | int lzo1x_1_compress(const unsigned char *src, size_t src_len, |^~ ../include/linux/lzo.h:1:1: note: 'size_t' is defined in header ''; did you forget to '#include '? +++ |+#include 1 | /* SPDX-License-Identifier: GPL-2.0 */ ../include/linux/lzo.h:25:28: error: unknown type name 'size_t' 25 |unsigned char *dst, size_t *dst_len, void *wrkmem); |^~ ../include/linux/lzo.h:25:28: note: 'size_t' is defined in header ''; did you forget to '#include '? ../include/linux/lzo.h:28:51: error: unknown type name 'size_t' 28 | int lzorle1x_1_compress(const unsigned char *src, size_t src_len, | ^~ ../include/linux/lzo.h:28:51: note: 'size_t' is defined in header ''; did you forget to '#include '? ../include/linux/lzo.h:29:28: error: unknown type name 'size_t' 29 |unsigned char *dst, size_t *dst_len, void *wrkmem); |^~ ../include/linux/lzo.h:29:28: note: 'size_t' is defined in header ''; did you forget to '#include '? ../include/linux/lzo.h:32:53: error: unknown type name 'size_t' 32 | int lzo1x_decompress_safe(const unsigned char *src, size_t src_len, | ^~ ../include/linux/lzo.h:32:53: note: 'size_t' is defined in header ''; did you forget to '#include '? ../include/linux/lzo.h:33:26: error: unknown type name 'size_t' 33 | unsigned char *dst, size_t *dst_len); | ^~ ../include/linux/lzo.h:33:26: note: 'size_t' is defined in header ''; did you forget to '#include '? CC drivers/char/tpm/tpm2-space.o CC [M] drivers/regulator/da9121-regulator.o AR drivers/iommu/built-in.a ../lib/decompress_unlzo.c: In function 'unlzo': ../lib/decompress_unlzo.c:237:8: error: implicit declaration of function 'lzo1x_decompress_safe' [-Werror=implicit-function-declaration] 237 |r = lzo1x_decompress_safe((u8 *) in_buf, src_len, |^ In file included from ../arch/powerpc/boot/ops.h:15, from ../arch/powerpc/boot/decompress.c:12: ../arch/powerpc/boot/types.h:50:15: error: expected identifier before numeric constant 50 | #define false 0 | ^ ../include/linux/stddef.h:11:2: note: in expansion of macro 'false' 11 | false = 0, | ^ In file included from ../include/linux/kasan-checks.h:5, from ../include/asm-generic/rwonce.h:26, from ./arch/powerpc/include/generated/asm/rwonce.h:1, from ../include/linux/compiler.h:248, from ../arch/powerpc/boot/../../../lib/decompress_unlzo.c:32, from ../arch/powerpc/boot/decompress.c:43: ../include/linux/types.h:30:17: error: conflicting types for 'bool' 30 | typedef _Bool bool; | ^~~~ In file included from
Re: mmu.c:undefined reference to `patch__hash_page_A0'
Le 18/04/2021 à 02:02, Randy Dunlap a écrit : HI-- I no longer see this build error. Fixed by https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 However: On 2/27/21 2:24 AM, kernel test robot wrote: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build hash code when CONFIG_PPC_BOOK3S_604 is selected date: 4 weeks ago config: powerpc64-randconfig-r013-20210227 (attached as .config) ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. Also: compiler: powerpc-linux-gcc (GCC) 9.3.0 ... I do see this build error: powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': decompress.c:(.text+0x1f0): undefined reference to `__decompress' when either CONFIG_KERNEL_LZO=y or CONFIG_KERNEL_LZMA=y but the build succeeds when either CONFIG_KERNEL_GZIP=y or CONFIG_KERNEL_XZ=y I guess that is due to arch/powerpc/boot/decompress.c doing this: #ifdef CONFIG_KERNEL_GZIP # include "decompress_inflate.c" #endif #ifdef CONFIG_KERNEL_XZ # include "xz_config.h" # include "../../../lib/decompress_unxz.c" #endif It would be nice to require one of KERNEL_GZIP or KERNEL_XZ to be set/enabled (maybe unless a uImage is being built?). Can you test by https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.le...@csgroup.eu/ ? Thanks Christophe
Re: mmu.c:undefined reference to `patch__hash_page_A0'
HI-- I no longer see this build error. However: On 2/27/21 2:24 AM, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > master > head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 > commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build hash > code when CONFIG_PPC_BOOK3S_604 is selected > date: 4 weeks ago > config: powerpc64-randconfig-r013-20210227 (attached as .config) ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. Also: > compiler: powerpc-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/linux/kernel/git/torvalds/linux.git/commit/?id=259149cf7c3c6195e6199e045ca988c31d081cab > git remote add linus > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout 259149cf7c3c6195e6199e045ca988c31d081cab > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross > ARCH=powerpc64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > >powerpc-linux-ld: arch/powerpc/mm/book3s32/mmu.o: in function > `MMU_init_hw_patch': >>> mmu.c:(.init.text+0x75e): undefined reference to `patch__hash_page_A0' >>> powerpc-linux-ld: mmu.c:(.init.text+0x76a): undefined reference to >>> `patch__hash_page_A0' >>> powerpc-linux-ld: mmu.c:(.init.text+0x776): undefined reference to >>> `patch__hash_page_A1' >powerpc-linux-ld: mmu.c:(.init.text+0x782): undefined reference to > `patch__hash_page_A1' >>> powerpc-linux-ld: mmu.c:(.init.text+0x78e): undefined reference to >>> `patch__hash_page_A2' >powerpc-linux-ld: mmu.c:(.init.text+0x79a): undefined reference to > `patch__hash_page_A2' >>> powerpc-linux-ld: mmu.c:(.init.text+0x7aa): undefined reference to >>> `patch__hash_page_B' >powerpc-linux-ld: mmu.c:(.init.text+0x7b6): undefined reference to > `patch__hash_page_B' >>> powerpc-linux-ld: mmu.c:(.init.text+0x7c2): undefined reference to >>> `patch__hash_page_C' >powerpc-linux-ld: mmu.c:(.init.text+0x7ce): undefined reference to > `patch__hash_page_C' >>> powerpc-linux-ld: mmu.c:(.init.text+0x7da): undefined reference to >>> `patch__flush_hash_A0' >powerpc-linux-ld: mmu.c:(.init.text+0x7e6): undefined reference to > `patch__flush_hash_A0' >>> powerpc-linux-ld: mmu.c:(.init.text+0x7f2): undefined reference to >>> `patch__flush_hash_A1' >powerpc-linux-ld: mmu.c:(.init.text+0x7fe): undefined reference to > `patch__flush_hash_A1' >>> powerpc-linux-ld: mmu.c:(.init.text+0x80a): undefined reference to >>> `patch__flush_hash_A2' >powerpc-linux-ld: mmu.c:(.init.text+0x816): undefined reference to > `patch__flush_hash_A2' >>> powerpc-linux-ld: mmu.c:(.init.text+0x83e): undefined reference to >>> `patch__flush_hash_B' >powerpc-linux-ld: mmu.c:(.init.text+0x84e): undefined reference to > `patch__flush_hash_B' >powerpc-linux-ld: arch/powerpc/mm/book3s32/mmu.o: in function > `update_mmu_cache': >>> mmu.c:(.text.update_mmu_cache+0xa0): undefined reference to `add_hash_page' I do see this build error: powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': decompress.c:(.text+0x1f0): undefined reference to `__decompress' when either CONFIG_KERNEL_LZO=y or CONFIG_KERNEL_LZMA=y but the build succeeds when either CONFIG_KERNEL_GZIP=y or CONFIG_KERNEL_XZ=y I guess that is due to arch/powerpc/boot/decompress.c doing this: #ifdef CONFIG_KERNEL_GZIP # include "decompress_inflate.c" #endif #ifdef CONFIG_KERNEL_XZ # include "xz_config.h" # include "../../../lib/decompress_unxz.c" #endif It would be nice to require one of KERNEL_GZIP or KERNEL_XZ to be set/enabled (maybe unless a uImage is being built?). ta. -- ~Randy