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| author | Peter Zijlstra <peterz@infradead.org> | 2014-04-23 19:32:50 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-27 14:06:24 +0200 |
| commit | e6942b7de2dfe44ebde9bae57dadece5abca9de8 (patch) | |
| tree | b235317c5f6d200bcc25b43a406237a0d15319cf /lib | |
| parent | 2957c035395e492463d7f589af9dd32388967bbb (diff) | |
| download | linux-e6942b7de2dfe44ebde9bae57dadece5abca9de8.tar.gz linux-e6942b7de2dfe44ebde9bae57dadece5abca9de8.tar.bz2 linux-e6942b7de2dfe44ebde9bae57dadece5abca9de8.zip | |
atomic: 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.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/atomic64.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/atomic64.c b/lib/atomic64.c index 1298c05ef528..2886ebac6567 100644 --- a/lib/atomic64.c +++ b/lib/atomic64.c @@ -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 |