tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2023.05.08b
head: 46be07e0c635f84a3ce3a6d2d841785872bf59c9
commit: 46be07e0c635f84a3ce3a6d2d841785872bf59c9 [71/71] locking/atomic: Refrain from generating duplicate fallbacks
config: arm-randconfig-r011-20230508 (https://download.01.org/0day-ci/archive/20230509/[email protected]/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b0fb98227c90adf2536c9ad644a74d5e92961111)
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
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=46be07e0c635f84a3ce3a6d2d841785872bf59c9
git remote add paulmck-rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
git fetch --no-tags paulmck-rcu dev.2023.05.08b
git checkout 46be07e0c635f84a3ce3a6d2d841785872bf59c9
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm prepare
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <[email protected]>
| Link: https://lore.kernel.org/oe-kbuild-all/[email protected]/
All errors (new ones prefixed by >>):
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:80:
>> include/linux/atomic/atomic-arch-fallback.h:1105:1: error: expected identifier or '('
BUILD_BUG_ON(1) // Fallback acquire omitting duplicate arch_atomic_fetch_andnot_acquire().
^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/compiler_types.h:397:2: note: expanded from macro 'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^
include/linux/compiler_types.h:369:2: note: expanded from macro '__compiletime_assert'
do { \
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:80:
>> include/linux/atomic/atomic-arch-fallback.h:1105:1: error: while loop outside of a function
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/compiler_types.h:397:2: note: expanded from macro 'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^
include/linux/compiler_types.h:379:4: note: expanded from macro '__compiletime_assert'
} while (0)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:80:
include/linux/atomic/atomic-arch-fallback.h:1110:1: error: while loop outside of a function
BUILD_BUG_ON(1) // Fallback release omitting duplicate arch_atomic_fetch_andnot_release().
^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/compiler_types.h:397:2: note: expanded from macro 'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^
include/linux/compiler_types.h:379:4: note: expanded from macro '__compiletime_assert'
} while (0)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:80:
include/linux/atomic/atomic-arch-fallback.h:1115:1: error: while loop outside of a function
BUILD_BUG_ON(1) // Fallback fence omitting duplicate arch_atomic_fetch_andnot().
^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^
include/linux/compiler_types.h:397:2: note: expanded from macro 'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^
include/linux/compiler_types.h:385:2: note: expanded from macro '_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^
include/linux/compiler_types.h:379:4: note: expanded from macro '__compiletime_assert'
} while (0)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:81:
>> include/linux/atomic/atomic-long.h:817:9: error: call to undeclared function 'arch_atomic_fetch_andnot'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1116:34: note: expanded from macro 'arch_atomic_fetch_andnot'
#define arch_atomic_fetch_andnot arch_atomic_fetch_andnot
^
include/linux/atomic/atomic-long.h:817:9: note: did you mean 'arch_atomic64_fetch_andnot'?
include/linux/atomic/atomic-arch-fallback.h:1116:34: note: expanded from macro 'arch_atomic_fetch_andnot'
#define arch_atomic_fetch_andnot arch_atomic_fetch_andnot
^
include/linux/atomic/atomic-arch-fallback.h:2601:1: note: 'arch_atomic64_fetch_andnot' declared here
arch_atomic64_fetch_andnot(s64 i, atomic64_t *v)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:81:
>> include/linux/atomic/atomic-long.h:823:9: error: call to undeclared function 'arch_atomic_fetch_andnot_acquire'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot_acquire(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1106:42: note: expanded from macro 'arch_atomic_fetch_andnot_acquire'
#define arch_atomic_fetch_andnot_acquire arch_atomic_fetch_andnot_acquire
^
include/linux/atomic/atomic-long.h:823:9: note: did you mean 'arch_atomic64_fetch_andnot_acquire'?
include/linux/atomic/atomic-arch-fallback.h:1106:42: note: expanded from macro 'arch_atomic_fetch_andnot_acquire'
#define arch_atomic_fetch_andnot_acquire arch_atomic_fetch_andnot_acquire
^
include/linux/atomic/atomic-arch-fallback.h:2618:1: note: 'arch_atomic64_fetch_andnot_acquire' declared here
arch_atomic64_fetch_andnot_acquire(s64 i, atomic64_t *v)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:81:
>> include/linux/atomic/atomic-long.h:829:9: error: call to undeclared function 'arch_atomic_fetch_andnot_release'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot_release(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1111:42: note: expanded from macro 'arch_atomic_fetch_andnot_release'
#define arch_atomic_fetch_andnot_release arch_atomic_fetch_andnot_release
^
include/linux/atomic/atomic-long.h:829:9: note: did you mean 'arch_atomic64_fetch_andnot_release'?
include/linux/atomic/atomic-arch-fallback.h:1111:42: note: expanded from macro 'arch_atomic_fetch_andnot_release'
#define arch_atomic_fetch_andnot_release arch_atomic_fetch_andnot_release
^
include/linux/atomic/atomic-arch-fallback.h:2635:1: note: 'arch_atomic64_fetch_andnot_release' declared here
arch_atomic64_fetch_andnot_release(s64 i, atomic64_t *v)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:81:
>> include/linux/atomic/atomic-long.h:853:9: error: call to undeclared function 'arch_atomic_fetch_or_acquire'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_or_acquire(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1143:38: note: expanded from macro 'arch_atomic_fetch_or_acquire'
#define arch_atomic_fetch_or_acquire arch_atomic_fetch_or_acquire
^
include/linux/atomic/atomic-long.h:853:9: note: did you mean 'arch_atomic_fetch_xor_acquire'?
include/linux/atomic/atomic-arch-fallback.h:1143:38: note: expanded from macro 'arch_atomic_fetch_or_acquire'
#define arch_atomic_fetch_or_acquire arch_atomic_fetch_or_acquire
^
include/linux/atomic/atomic-arch-fallback.h:1203:1: note: 'arch_atomic_fetch_xor_acquire' declared here
arch_atomic_fetch_xor_acquire(int i, atomic_t *v)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:82:
>> include/linux/atomic/atomic-instrumented.h:370:9: error: call to undeclared function 'arch_atomic_fetch_andnot'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1116:34: note: expanded from macro 'arch_atomic_fetch_andnot'
#define arch_atomic_fetch_andnot arch_atomic_fetch_andnot
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:82:
>> include/linux/atomic/atomic-instrumented.h:377:9: error: call to undeclared function 'arch_atomic_fetch_andnot_acquire'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot_acquire(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1106:42: note: expanded from macro 'arch_atomic_fetch_andnot_acquire'
#define arch_atomic_fetch_andnot_acquire arch_atomic_fetch_andnot_acquire
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:82:
>> include/linux/atomic/atomic-instrumented.h:385:9: error: call to undeclared function 'arch_atomic_fetch_andnot_release'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_andnot_release(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1111:42: note: expanded from macro 'arch_atomic_fetch_andnot_release'
#define arch_atomic_fetch_andnot_release arch_atomic_fetch_andnot_release
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/arm/include/asm/bitops.h:245:
In file included from include/asm-generic/bitops/lock.h:5:
In file included from include/linux/atomic.h:82:
>> include/linux/atomic/atomic-instrumented.h:414:9: error: call to undeclared function 'arch_atomic_fetch_or_acquire'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
return arch_atomic_fetch_or_acquire(i, v);
^
include/linux/atomic/atomic-arch-fallback.h:1143:38: note: expanded from macro 'arch_atomic_fetch_or_acquire'
#define arch_atomic_fetch_or_acquire arch_atomic_fetch_or_acquire
^
12 errors generated.
make[2]: *** [scripts/Makefile.build:114: kernel/bounds.s] Error 1
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:1287: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:226: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +1105 include/linux/atomic/atomic-arch-fallback.h
1103
1104 #ifndef arch_atomic_fetch_andnot_acquire
> 1105 BUILD_BUG_ON(1) // Fallback acquire omitting duplicate arch_atomic_fetch_andnot_acquire().
1106 #define arch_atomic_fetch_andnot_acquire arch_atomic_fetch_andnot_acquire
1107 #endif
1108
--
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https://github.com/intel/lkp-tests