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| author |   Peter Zijlstra <peterz@infradead.org> | 2016-04-18 00:58:25 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2016-06-16 10:48:32 +0200 |
| commit | b53d6bedbe781974097fd8c38263f6cc78ff9ea7 (patch) | |
| tree | 76974ec2ced53b2af460b9d729a393a5f9a89525 /include/linux/atomic.h | |
| parent | locking/atomic: Implement atomic{,64,_long}_fetch_{add,sub,and,andnot,or,xor}{,_relaxed,_acquire,_release}() (diff) | |
| download | linux-dev-b53d6bedbe781974097fd8c38263f6cc78ff9ea7.tar.xz linux-dev-b53d6bedbe781974097fd8c38263f6cc78ff9ea7.zip | |
locking/atomic: Remove linux/atomic.h:atomic_fetch_or()
Since all architectures have this implemented now natively, remove this
dead code.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-arch@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/atomic.h')
| -rw-r--r-- | include/linux/atomic.h | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 2e6c013ac5a4..0b3802d33125 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -573,27 +573,6 @@ static inline int atomic_dec_if_positive(atomic_t *v) } #endif -/** - * atomic_fetch_or - perform *p |= mask and return old value of *p - * @mask: mask to OR on the atomic_t - * @p: pointer to atomic_t - */ -#ifndef atomic_fetch_or -static inline int atomic_fetch_or(int mask, atomic_t *p) -{ - int old, val = atomic_read(p); - - for (;;) { - old = atomic_cmpxchg(p, val, val | mask); - if (old == val) - break; - val = old; - } - - return old; -} -#endif - #ifdef CONFIG_GENERIC_ATOMIC64 #include <asm-generic/atomic64.h> #endif |