CC: [email protected]
BCC: [email protected]
CC: [email protected]
TO: Alexander Lobakin <[email protected]>
CC: Yury Norov <[email protected]>

tree:   https://github.com/alobakin/linux bitops
head:   9bd39b17ce49d350eed93a031e0da6389067013e
commit: 521611f961a7dda92eefa26e1afd3914c06af64e [3/7] bitops: unify non-atomic 
bitops prototypes across architectures
:::::: branch date: 6 hours ago
:::::: commit date: 8 hours ago
config: x86_64-randconfig-m001 
(https://download.01.org/0day-ci/archive/20220618/[email protected]/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>

New smatch warnings:
arch/x86/include/asm/bitops.h:225 arch_test_bit() warn: ignoring unreachable 
code.
arch/x86/include/asm/bitops.h:225 arch_test_bit() warn: ignoring unreachable 
code.
arch/x86/include/asm/bitops.h:225 arch_test_bit() warn: ignoring unreachable 
code.
arch/x86/include/asm/bitops.h:225 arch_test_bit() warn: ignoring unreachable 
code.
arch/x86/include/asm/bitops.h:225 arch_test_bit() warn: ignoring unreachable 
code.

Old smatch warnings:
include/asm-generic/bitops/instrumented-non-atomic.h:141 test_bit() warn: 
ignoring unreachable code.
arch/x86/kernel/cpu/common.c:1440 cpu_parse_early_param() warn: potential 
spectre issue 'x86_cap_flags' [w] (local cap)
include/asm-generic/bitops/instrumented-non-atomic.h:141 test_bit() warn: 
ignoring unreachable code.
include/asm-generic/bitops/instrumented-non-atomic.h:141 test_bit() warn: 
ignoring unreachable code.

vim +225 arch/x86/include/asm/bitops.h

1c54d77078056c include/asm-x86/bitops.h      Jeremy Fitzhardinge 2008-01-30  
221  
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09  
222  static __always_inline bool
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09  
223  arch_test_bit(unsigned long nr, const volatile unsigned long *addr)
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09  
224  {
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09 
@225        return __builtin_constant_p(nr) ? constant_test_bit(nr, addr) :
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09  
226                                          variable_test_bit(nr, addr);
521611f961a7dd arch/x86/include/asm/bitops.h Alexander Lobakin   2022-05-09  
227  }
1c54d77078056c include/asm-x86/bitops.h      Jeremy Fitzhardinge 2008-01-30  
228  

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp
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