From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'?
Date: Sun, 12 Sep 2021 04:24:21 +0800 [thread overview]
Message-ID: <202109120418.8mal64Sj-lkp@intel.com> (raw)
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Hi Mark,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c605c39677b9842b0566013e0cf30bc13e90bdbc
commit: e3d18cee258b898017b298b5b93f8134dd62aee3 locking/atomic: centralize generated headers
date: 8 weeks ago
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 11.2.0
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=e3d18cee258b898017b298b5b93f8134dd62aee3
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e3d18cee258b898017b298b5b93f8134dd62aee3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/atomic.h:80,
from drivers/iommu/io-pgtable-arm.c:12:
drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_install_table':
>> include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'? [-Werror=implicit-function-declaration]
60 | #define arch_cmpxchg64_relaxed arch_cmpxchg64
| ^~~~~~~~~~~~~~
include/linux/atomic/atomic-instrumented.h:1261:9: note: in expansion of macro 'arch_cmpxchg64_relaxed'
1261 | arch_cmpxchg64_relaxed(__ai_ptr, __VA_ARGS__); \
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:320:15: note: in expansion of macro 'cmpxchg64_relaxed'
320 | old = cmpxchg64_relaxed(ptep, curr, new);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +60 include/linux/atomic/atomic-arch-fallback.h
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 56
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 57 #ifndef arch_cmpxchg64_relaxed
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 58 #define arch_cmpxchg64_acquire arch_cmpxchg64
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 59 #define arch_cmpxchg64_release arch_cmpxchg64
29f006fdefe6f8 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-08-29 @60 #define arch_cmpxchg64_relaxed arch_cmpxchg64
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 61 #else /* arch_cmpxchg64_relaxed */
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 62
:::::: The code at line 60 was first introduced by commit
:::::: 29f006fdefe6f88abde973a0b0f20d2704e93fd4 asm-generic/atomic: Add try_cmpxchg() fallbacks
:::::: TO: Peter Zijlstra <peterz@infradead.org>
:::::: CC: Ingo Molnar <mingo@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Mark Rutland <mark.rutland@arm.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>
Subject: include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'?
Date: Sun, 12 Sep 2021 04:24:21 +0800 [thread overview]
Message-ID: <202109120418.8mal64Sj-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 3307 bytes --]
Hi Mark,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c605c39677b9842b0566013e0cf30bc13e90bdbc
commit: e3d18cee258b898017b298b5b93f8134dd62aee3 locking/atomic: centralize generated headers
date: 8 weeks ago
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 11.2.0
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=e3d18cee258b898017b298b5b93f8134dd62aee3
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e3d18cee258b898017b298b5b93f8134dd62aee3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/atomic.h:80,
from drivers/iommu/io-pgtable-arm.c:12:
drivers/iommu/io-pgtable-arm.c: In function 'arm_lpae_install_table':
>> include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'? [-Werror=implicit-function-declaration]
60 | #define arch_cmpxchg64_relaxed arch_cmpxchg64
| ^~~~~~~~~~~~~~
include/linux/atomic/atomic-instrumented.h:1261:9: note: in expansion of macro 'arch_cmpxchg64_relaxed'
1261 | arch_cmpxchg64_relaxed(__ai_ptr, __VA_ARGS__); \
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/iommu/io-pgtable-arm.c:320:15: note: in expansion of macro 'cmpxchg64_relaxed'
320 | old = cmpxchg64_relaxed(ptep, curr, new);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +60 include/linux/atomic/atomic-arch-fallback.h
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 56
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 57 #ifndef arch_cmpxchg64_relaxed
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 58 #define arch_cmpxchg64_acquire arch_cmpxchg64
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 59 #define arch_cmpxchg64_release arch_cmpxchg64
29f006fdefe6f8 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-08-29 @60 #define arch_cmpxchg64_relaxed arch_cmpxchg64
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 61 #else /* arch_cmpxchg64_relaxed */
37f8173dd84936 include/linux/atomic-arch-fallback.h Peter Zijlstra 2020-01-24 62
:::::: The code at line 60 was first introduced by commit
:::::: 29f006fdefe6f88abde973a0b0f20d2704e93fd4 asm-generic/atomic: Add try_cmpxchg() fallbacks
:::::: TO: Peter Zijlstra <peterz@infradead.org>
:::::: CC: Ingo Molnar <mingo@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-09-11 20:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-11 20:24 kernel test robot [this message]
2021-09-11 20:24 ` include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'? kernel test robot
2021-09-13 8:57 ` Mark Rutland
2021-09-13 8:57 ` Mark Rutland
2021-09-14 0:39 ` Chen, Rong A
2021-09-14 0:39 ` [kbuild-all] " Chen, Rong A
2021-09-14 10:34 ` Mark Rutland
2021-09-14 10:34 ` [kbuild-all] " Mark Rutland
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