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atomic: Provide atomic_{or,xor,and}

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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>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Peter Zijlstra 2014-04-23 19:32:50 +02:00 • committed by Thomas Gleixner
commit e6942b7de2
29 changed files with 19 additions and 68 deletions
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3
lib/atomic64.c
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@ -102,6 +102,9 @@ EXPORT_SYMBOL(atomic64_##op##_return);
ATOMIC64_OPS(add, +=)
ATOMIC64_OPS(sub, -=)
ATOMIC64_OP(and, &=)
ATOMIC64_OP(or, |=)
ATOMIC64_OP(xor, ^=)
#undef ATOMIC64_OPS
#undef ATOMIC64_OP_RETURN