[RFC][PATCH 01/24] alpha: Provide atomic_{or,xor,and}

Peter Zijlstra
2015-07-09T17:56:37Z

[-- Attachment #1: peterz-alpha-atomic_logic_ops.patch --]
[-- Type: text/plain, Size: 614 bytes --]

Implement atomic logic ops -- atomic_{or,xor,and}.

These will replace the atomic_{set,clear}_mask functions that are
available on some archs.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
arch/alpha/include/asm/atomic.h | 6 ++++++
1 file changed, 6 insertions(+)

--- a/arch/alpha/include/asm/atomic.h
+++ b/arch/alpha/include/asm/atomic.h
@@ -109,6 +109,12 @@ static __inline__ long atomic64_##op##_r

ATOMIC_OPS(add)
ATOMIC_OPS(sub)
+ATOMIC_OP(and)
+ATOMIC_OP(or)
+ATOMIC_OP(xor)
+ATOMIC64_OP(and)
+ATOMIC64_OP(or)
+ATOMIC64_OP(xor)

#undef ATOMIC_OPS
#undef ATOMIC64_OP_RETURN