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Date: Fri, 8 Jul 2022 22:16:24 +0800
From: kernel test robot <lkp@...el.com>
To: Matteo Croce <mcroce@...rosoft.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Emil Renner Berthing <emil.renner.berthing@...onical.com>
Subject: [esmil:visionfive 4/50] arch/riscv/include/asm/string.h:22:25:
error: redefinition of '__memset'
tree: https://github.com/esmil/linux visionfive
head: 943858df470556d0b7f3b31fcc10931603f0f3cc
commit: bdf1612f166c6ff3822236aa35c1497449fe7d35 [4/50] riscv: optimized memset
config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20220708/202207082206.bRkyTg6X-lkp@intel.com/config)
compiler: riscv64-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/esmil/linux/commit/bdf1612f166c6ff3822236aa35c1497449fe7d35
git remote add esmil https://github.com/esmil/linux
git fetch --no-tags esmil visionfive
git checkout bdf1612f166c6ff3822236aa35c1497449fe7d35
# 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=riscv SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/string.h:20,
from include/linux/bitmap.h:11,
from include/linux/cpumask.h:12,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from arch/riscv/lib/string.c:11:
arch/riscv/include/asm/string.h:21:31: error: redefinition of '__memcpy'
21 | #define memcpy(dst, src, len) __memcpy(dst, src, len)
| ^~~~~~~~
arch/riscv/lib/string.c:90:7: note: in expansion of macro 'memcpy'
90 | void *memcpy(void *dest, const void *src, size_t count) __weak __alias(__memcpy);
| ^~~~~~
arch/riscv/lib/string.c:31:7: note: previous definition of '__memcpy' with type 'void *(void *, const void *, size_t)' {aka 'void *(void *, const void *, long unsigned int)'}
31 | void *__memcpy(void *dest, const void *src, size_t count)
| ^~~~~~~~
In file included from include/linux/string.h:20,
from include/linux/bitmap.h:11,
from include/linux/cpumask.h:12,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from arch/riscv/lib/string.c:11:
arch/riscv/include/asm/string.h:23:32: error: redefinition of '__memmove'
23 | #define memmove(dst, src, len) __memmove(dst, src, len)
| ^~~~~~~~~
arch/riscv/lib/string.c:113:7: note: in expansion of macro 'memmove'
113 | void *memmove(void *dest, const void *src, size_t count) __weak __alias(__memmove);
| ^~~~~~~
arch/riscv/lib/string.c:97:7: note: previous definition of '__memmove' with type 'void *(void *, const void *, size_t)' {aka 'void *(void *, const void *, long unsigned int)'}
97 | void *__memmove(void *dest, const void *src, size_t count)
| ^~~~~~~~~
In file included from include/linux/string.h:20,
from include/linux/bitmap.h:11,
from include/linux/cpumask.h:12,
from include/linux/mm_types_task.h:14,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from arch/riscv/lib/string.c:11:
>> arch/riscv/include/asm/string.h:22:25: error: redefinition of '__memset'
22 | #define memset(s, c, n) __memset(s, c, n)
| ^~~~~~~~
arch/riscv/lib/string.c:154:7: note: in expansion of macro 'memset'
154 | void *memset(void *s, int c, size_t count) __weak __alias(__memset);
| ^~~~~~
arch/riscv/lib/string.c:116:7: note: previous definition of '__memset' with type 'void *(void *, int, size_t)' {aka 'void *(void *, int, long unsigned int)'}
116 | void *__memset(void *s, int c, size_t count)
| ^~~~~~~~
vim +/__memset +22 arch/riscv/include/asm/string.h
163ef6b6c194ae4 Matteo Croce 2021-09-29 18
8ad8b72721d0f07 Nick Hu 2020-01-06 19 /* For those files which don't want to check by kasan. */
8ad8b72721d0f07 Nick Hu 2020-01-06 20 #if defined(CONFIG_KASAN) && !defined(__SANITIZE_ADDRESS__)
8ad8b72721d0f07 Nick Hu 2020-01-06 21 #define memcpy(dst, src, len) __memcpy(dst, src, len)
8ad8b72721d0f07 Nick Hu 2020-01-06 @22 #define memset(s, c, n) __memset(s, c, n)
04091d6c0535f6d Nylon Chen 2020-11-30 23 #define memmove(dst, src, len) __memmove(dst, src, len)
9530141455c9689 Kefeng Wang 2021-02-25 24
:::::: The code at line 22 was first introduced by commit
:::::: 8ad8b72721d0f07fa02dbe71f901743f9c71c8e6 riscv: Add KASAN support
:::::: TO: Nick Hu <nickhu@...estech.com>
:::::: CC: Palmer Dabbelt <palmerdabbelt@...gle.com>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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