Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Date | Tue, 09 Apr 2024 08:26:36 -0000 | From | "tip-bot2 for Uros Bizjak" <> | Subject | [tip: locking/core] locking/atomic/x86: Correct the definition of __arch_try_cmpxchg128() |
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The following commit has been merged into the locking/core branch of tip:
Commit-ID: 929ad065ba2967be238dfdc0895b79fda62c7f16 Gitweb: https://git.kernel.org/tip/929ad065ba2967be238dfdc0895b79fda62c7f16 Author: Uros Bizjak <ubizjak@gmail.com> AuthorDate: Mon, 08 Apr 2024 11:13:56 +02:00 Committer: Ingo Molnar <mingo@kernel.org> CommitterDate: Tue, 09 Apr 2024 09:51:02 +02:00
locking/atomic/x86: Correct the definition of __arch_try_cmpxchg128()
Correct the definition of __arch_try_cmpxchg128(), introduced by:
b23e139d0b66 ("arch: Introduce arch_{,try_}_cmpxchg128{,_local}()")
Fixes: b23e139d0b66 ("arch: Introduce arch_{,try_}_cmpxchg128{,_local}()") Signed-off-by: Uros Bizjak <ubizjak@gmail.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: "H. Peter Anvin" <hpa@zytor.com> Link: https://lore.kernel.org/r/20240408091547.90111-2-ubizjak@gmail.com --- arch/x86/include/asm/cmpxchg_64.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/cmpxchg_64.h b/arch/x86/include/asm/cmpxchg_64.h index 44b08b5..c1d6cd5 100644 --- a/arch/x86/include/asm/cmpxchg_64.h +++ b/arch/x86/include/asm/cmpxchg_64.h @@ -62,7 +62,7 @@ static __always_inline u128 arch_cmpxchg128_local(volatile u128 *ptr, u128 old, asm volatile(_lock "cmpxchg16b %[ptr]" \ CC_SET(e) \ : CC_OUT(e) (ret), \ - [ptr] "+m" (*ptr), \ + [ptr] "+m" (*(_ptr)), \ "+a" (o.low), "+d" (o.high) \ : "b" (n.low), "c" (n.high) \ : "memory"); \
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