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Commit 27782f27 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Thomas Gleixner
Browse files

mips: 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: default avatarRalf Baechle <ralf@linux-mips.org>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 5b4a2f0f

arch/mips/include/asm/atomic.h

+9 −0
Original line number Diff line number Diff line
@@ -137,6 +137,12 @@ static __inline__ int atomic_##op##_return(int i, atomic_t * v) \ 
ATOMIC_OPS(add, +=, addu)

ATOMIC_OPS(sub, -=, subu)



#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
@@ -416,6 +422,9 @@ static __inline__ long atomic64_##op##_return(long i, atomic64_t * v) \ 


ATOMIC64_OPS(add, +=, daddu)

ATOMIC64_OPS(sub, -=, dsubu)

ATOMIC64_OP(and, &=, and)

ATOMIC64_OP(or, |=, or)

ATOMIC64_OP(xor, ^=, xor)



#undef ATOMIC64_OPS

#undef ATOMIC64_OP_RETURN