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x86: Fix atomic_long_xchg() on 64bit 

Apparently I'm the first to use it :-)

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2009-06-02 17:01:58 +02:00 committed by Ingo Molnar
parent 29c2810276
commit 53e111a730
1 changed files with 1 additions and 1 deletions
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2
include/asm-generic/atomic.h
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@ -134,7 +134,7 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
#define atomic_long_cmpxchg(l, old, new) \
(atomic64_cmpxchg((atomic64_t *)(l), (old), (new)))
#define atomic_long_xchg(v, new) \
(atomic64_xchg((atomic64_t *)(l), (new)))
(atomic64_xchg((atomic64_t *)(v), (new)))
#else /* BITS_PER_LONG == 64 */