diff options
| 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 /include/linux/atomic.h | |
| parent | 2957c035395e492463d7f589af9dd32388967bbb (diff) | |
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 'include/linux/atomic.h')
| -rw-r--r-- | include/linux/atomic.h | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 5b08a8540ecf..7d6279012a1f 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -111,19 +111,6 @@ static inline int atomic_dec_if_positive(atomic_t *v) } #endif -#ifndef CONFIG_ARCH_HAS_ATOMIC_OR -static inline void atomic_or(int i, atomic_t *v) -{ - int old; - int new; - - do { - old = atomic_read(v); - new = old | i; - } while (atomic_cmpxchg(v, old, new) != old); -} -#endif /* #ifndef CONFIG_ARCH_HAS_ATOMIC_OR */ - #include <asm-generic/atomic-long.h> #ifdef CONFIG_GENERIC_ATOMIC64 #include <asm-generic/atomic64.h> |