kevin/linux
1
Fork 0
Code

locking/atomic/x86: Redeclare x86_32 arch_atomic64_{add,sub}() as void

Browse Source 
Correct the return type of x86_32 arch_atomic64_add() and
arch_atomic64_sub() functions to 'void' and remove redundant return.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/20240605181424.3228-2-ubizjak@gmail.com
This commit is contained in:
Uros Bizjak 2024-06-05 20:13:16 +02:00 committed by Ingo Molnar
parent 6e30a7c98a
commit dce2a22476
1 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/x86/include/asm/atomic64_32.h
View File

@ -163,20 +163,18 @@ static __always_inline s64 arch_atomic64_dec_return(atomic64_t *v)
}
#define arch_atomic64_dec_return arch_atomic64_dec_return
static __always_inline s64 arch_atomic64_add(s64 i, atomic64_t *v)
static __always_inline void arch_atomic64_add(s64 i, atomic64_t *v)
{
__alternative_atomic64(add, add_return,
ASM_OUTPUT2("+A" (i), "+c" (v)),
ASM_NO_INPUT_CLOBBER("memory"));
return i;
}
static __always_inline s64 arch_atomic64_sub(s64 i, atomic64_t *v)
static __always_inline void arch_atomic64_sub(s64 i, atomic64_t *v)
{
__alternative_atomic64(sub, sub_return,
ASM_OUTPUT2("+A" (i), "+c" (v)),
ASM_NO_INPUT_CLOBBER("memory"));
return i;
}
static __always_inline void arch_atomic64_inc(atomic64_t *v)