Commit-ID: d0b7eb6ff2985c9350fdb297fa5727c35324d4df Gitweb: http://git.kernel.org/tip/d0b7eb6ff2985c9350fdb297fa5727c35324d4df Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx> AuthorDate: Wed, 23 Apr 2014 19:46:23 +0200 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitDate: Mon, 27 Jul 2015 14:06:23 +0200 powerpc: Provide atomic_{or,xor,and} Implement atomic logic ops -- atomic_{or,xor,and}. These will replace the atomic_{set,clear}_mask functions that are available on some archs. Acked-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> --- arch/powerpc/include/asm/atomic.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h index 512d278..6ca89e2 100644 --- a/arch/powerpc/include/asm/atomic.h +++ b/arch/powerpc/include/asm/atomic.h @@ -67,6 +67,12 @@ static __inline__ int atomic_##op##_return(int a, atomic_t *v) \ ATOMIC_OPS(add, add) ATOMIC_OPS(sub, subf) +#define CONFIG_ARCH_HAS_ATOMIC_OR + +ATOMIC_OP(and, and) +ATOMIC_OP(or, or) +ATOMIC_OP(xor, xor) + #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN #undef ATOMIC_OP @@ -304,6 +310,9 @@ static __inline__ long atomic64_##op##_return(long a, atomic64_t *v) \ ATOMIC64_OPS(add, add) ATOMIC64_OPS(sub, subf) +ATOMIC64_OP(and, and) +ATOMIC64_OP(or, or) +ATOMIC64_OP(xor, xor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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