Re: [PATCH v2 11/20] linux/elfnote.h: Replace elf.h with UAPI equivalent

From: kbuild test robot
Date: Fri Mar 06 2020 - 20:22:14 EST


Hi Vincenzo,

I love your patch! Perhaps something to improve:

[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on linus/master v5.6-rc4 next-20200306]
[cannot apply to tip/x86/core tip/timers/vdso]
[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/Vincenzo-Frascino/Introduce-common-headers/20200307-042945
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: parisc-generic-64bit_defconfig (attached as .config)
compiler: hppa64-linux-gcc (GCC) 7.5.0
reproduce:
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
GCC_VERSION=7.5.0 make.cross ARCH=parisc

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

In file included from include/linux/elf.h:5:0,
from include/linux/module.h:18,
from crypto/arc4.mod.c:2:
>> arch/parisc/include/asm/elf.h:324:0: warning: "ELF_OSABI" redefined
#define ELF_OSABI ELFOSABI_LINUX

In file included from include/linux/elfnote.h:62:0,
from include/linux/build-salt.h:4,
from crypto/arc4.mod.c:1:
include/uapi/linux/elf.h:363:0: note: this is the location of the previous definition
#define ELF_OSABI ELFOSABI_NONE


vim +/ELF_OSABI +324 arch/parisc/include/asm/elf.h

^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 312
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 313
71d577db01a5177 arch/parisc/include/asm/elf.h Helge Deller 2018-04-11 314 #define elf_check_arch(x) \
71d577db01a5177 arch/parisc/include/asm/elf.h Helge Deller 2018-04-11 315 ((x)->e_machine == EM_PARISC && (x)->e_ident[EI_CLASS] == ELF_CLASS)
71d577db01a5177 arch/parisc/include/asm/elf.h Helge Deller 2018-04-11 316 #define compat_elf_check_arch(x) \
71d577db01a5177 arch/parisc/include/asm/elf.h Helge Deller 2018-04-11 317 ((x)->e_machine == EM_PARISC && (x)->e_ident[EI_CLASS] == ELFCLASS32)
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 318
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 319 /*
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 320 * These are used to set parameters in the core dumps.
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 321 */
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 322 #define ELF_DATA ELFDATA2MSB
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 323 #define ELF_ARCH EM_PARISC
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 @324 #define ELF_OSABI ELFOSABI_LINUX
^1da177e4c3f415 include/asm-parisc/elf.h Linus Torvalds 2005-04-16 325

:::::: The code at line 324 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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