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Date: Tue, 14 Jun 2022 04:22:17 +0800
From: kernel test robot <lkp@...el.com>
To: Alexander Lobakin <alexandr.lobakin@...el.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Yury Norov <yury.norov@...il.com>
Subject: [alobakin:bitops 3/6] include/linux/bitops.h:42:1: error: use of
undeclared identifier 'arch___set_bit'
tree: https://github.com/alobakin/linux bitops
head: d8371d0e4328c4cb6fa25350bd5132f25b386672
commit: 4f9a98e0945a7cb9130bb04be4b3ecec35e16a81 [3/6] bitops: unify non-atomic bitops prototypes across architectures
config: hexagon-buildonly-randconfig-r001-20220613 (https://download.01.org/0day-ci/archive/20220614/202206140447.OqHwRDRY-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d378268ead93c85803c270277f0243737b536ae7)
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/alobakin/linux/commit/4f9a98e0945a7cb9130bb04be4b3ecec35e16a81
git remote add alobakin https://github.com/alobakin/linux
git fetch --no-tags alobakin bitops
git checkout 4f9a98e0945a7cb9130bb04be4b3ecec35e16a81
# 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=hexagon prepare
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 kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:42:1: error: use of undeclared identifier 'arch___set_bit'
__check_bitop_pr(__set_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:111:1: note: expanded from here
arch___set_bit
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:43:1: error: use of undeclared identifier 'arch___clear_bit'; did you mean '__clear_bit'?
__check_bitop_pr(__clear_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:115:1: note: expanded from here
arch___clear_bit
^
arch/hexagon/include/asm/bitops.h:131:1: note: '__clear_bit' declared here
__clear_bit(unsigned long nr, volatile unsigned long *addr)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:44:1: error: use of undeclared identifier 'arch___change_bit'; did you mean '__change_bit'?
__check_bitop_pr(__change_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:119:1: note: expanded from here
arch___change_bit
^
arch/hexagon/include/asm/bitops.h:143:1: note: '__change_bit' declared here
__change_bit(unsigned long nr, volatile unsigned long *addr)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:45:1: error: use of undeclared identifier 'arch___test_and_set_bit'; did you mean '__test_and_set_bit'?
__check_bitop_pr(__test_and_set_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:123:1: note: expanded from here
arch___test_and_set_bit
^
arch/hexagon/include/asm/bitops.h:156:1: note: '__test_and_set_bit' declared here
__test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:46:1: error: use of undeclared identifier 'arch___test_and_clear_bit'; did you mean '__test_and_clear_bit'?
__check_bitop_pr(__test_and_clear_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:127:1: note: expanded from here
arch___test_and_clear_bit
^
arch/hexagon/include/asm/bitops.h:150:1: note: '__test_and_clear_bit' declared here
__test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:47:1: error: use of undeclared identifier 'arch___test_and_change_bit'; did you mean '__test_and_change_bit'?
__check_bitop_pr(__test_and_change_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:131:1: note: expanded from here
arch___test_and_change_bit
^
arch/hexagon/include/asm/bitops.h:162:1: note: '__test_and_change_bit' declared here
__test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
^
In file included from kernel/bounds.c:13:
In file included from include/linux/log2.h:12:
>> include/linux/bitops.h:48:1: error: use of undeclared identifier 'arch_test_bit'
__check_bitop_pr(test_bit);
^
include/linux/bitops.h:39:28: note: expanded from macro '__check_bitop_pr'
static_assert(__same_type(arch_##name, generic_##name) && \
^
<scratch space>:135:1: note: expanded from here
arch_test_bit
^
7 errors generated.
make[2]: *** [scripts/Makefile.build:117: kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1200: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:219: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/arch___set_bit +42 include/linux/bitops.h
36
37 /* Check that the bitops prototypes are sane */
38 #define __check_bitop_pr(name) \
39 static_assert(__same_type(arch_##name, generic_##name) && \
40 __same_type(name, generic_##name))
41
> 42 __check_bitop_pr(__set_bit);
> 43 __check_bitop_pr(__clear_bit);
> 44 __check_bitop_pr(__change_bit);
> 45 __check_bitop_pr(__test_and_set_bit);
> 46 __check_bitop_pr(__test_and_clear_bit);
> 47 __check_bitop_pr(__test_and_change_bit);
> 48 __check_bitop_pr(test_bit);
49
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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