From: kernel test robot <lkp@intel.com>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [linux-next:master 5068/5074] mm/kasan/common.c:89:14: warning: no previous prototype for '__kasan_never_merge'
Date: Wed, 11 Nov 2020 22:41:37 +0800 [thread overview]
Message-ID: <202011112233.b87e2GKp-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 3e14f70c05cda4794901ed8f976de3a88deebcc0
commit: 622c9ff2b804a1de896e757f8fe3a71fcef2941b [5068/5074] kasan, mm: allow cache merging with no metadata
config: riscv-randconfig-p001-20201111 (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
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=622c9ff2b804a1de896e757f8fe3a71fcef2941b
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 622c9ff2b804a1de896e757f8fe3a71fcef2941b
# 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 <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from include/linux/kasan.h:15,
from mm/kasan/common.c:14:
arch/riscv/include/asm/kasan.h:21:11: error: expected ';' before 'void'
21 | asmlinkage void kasan_early_init(void);
| ^~~~~
| ;
>> mm/kasan/common.c:89:14: warning: no previous prototype for '__kasan_never_merge' [-Wmissing-prototypes]
89 | slab_flags_t __kasan_never_merge(slab_flags_t flags)
| ^~~~~~~~~~~~~~~~~~~
vim +/__kasan_never_merge +89 mm/kasan/common.c
84
85 /*
86 * Only allow cache merging when stack collection is disabled and no metadata
87 * is present.
88 */
> 89 slab_flags_t __kasan_never_merge(slab_flags_t flags)
90 {
91 if (kasan_stack_collection_enabled())
92 return flags;
93 return flags & ~SLAB_KASAN;
94 }
95
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2020-11-11 14:42 UTC|newest]
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