[arm64:devel/kmalloc-minalign 18/18] include/linux/cache.h:104:38: error: missing binary operator before token "("
kernel test robot
lkp at intel.com
Sat Jun 10 01:10:50 PDT 2023
tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git devel/kmalloc-minalign
head: e5bbe79231baf5cad690c6fc9de3910ad14a2aa6
commit: e5bbe79231baf5cad690c6fc9de3910ad14a2aa6 [18/18] fixup! mm/slab: Decouple ARCH_KMALLOC_MINALIGN from ARCH_DMA_MINALIGN
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20230610/202306101526.kiwBY0Xr-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git/commit/?id=e5bbe79231baf5cad690c6fc9de3910ad14a2aa6
git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
git fetch --no-tags arm64 devel/kmalloc-minalign
git checkout e5bbe79231baf5cad690c6fc9de3910ad14a2aa6
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 olddefconfig
make W=1 O=build_dir ARCH=x86_64 prepare
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306101526.kiwBY0Xr-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/x86/include/asm/current.h:9,
from arch/x86/include/asm/preempt.h:7,
from include/linux/preempt.h:78,
from include/linux/spinlock.h:56,
from include/linux/swait.h:7,
from include/linux/completion.h:12,
from include/linux/crypto.h:15,
from arch/x86/kernel/asm-offsets.c:9:
>> include/linux/cache.h:104:38: error: missing binary operator before token "("
104 | #define ARCH_DMA_MINALIGN __alignof__(unsigned long long)
| ^
include/linux/slab.h:239:39: note: in expansion of macro 'ARCH_DMA_MINALIGN'
239 | #if defined(ARCH_HAS_DMA_MINALIGN) && ARCH_DMA_MINALIGN > 8 && \
| ^~~~~~~~~~~~~~~~~
make[2]: *** [scripts/Makefile.build:114: arch/x86/kernel/asm-offsets.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 +104 include/linux/cache.h
100
101 #ifdef ARCH_DMA_MINALIGN
102 #define ARCH_HAS_DMA_MINALIGN
103 #else
> 104 #define ARCH_DMA_MINALIGN __alignof__(unsigned long long)
105 #endif
106
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