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authorNick Piggin <nickpiggin@yahoo.com.au>2005-11-13 19:07:24 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-13 21:14:16 -0500
commit4a6dae6d382e9edf3ff440b819e554ed706359bc (patch)
tree2945a5095973e2ecf05b503d6deb859083045b8e /include/asm-frv/atomic.h
parent53e86b91b7ae66d4c2757195cbd42e00d9199cf2 (diff)
[PATCH] atomic: cmpxchg
Introduce an atomic_cmpxchg operation. Signed-off-by: Nick Piggin <npiggin@suse.de> Cc: "Paul E. McKenney" <paulmck@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-frv/atomic.h')
-rw-r--r--include/asm-frv/atomic.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-frv/atomic.h b/include/asm-frv/atomic.h
index e75968463428..55f06a0e949f 100644
--- a/include/asm-frv/atomic.h
+++ b/include/asm-frv/atomic.h
@@ -414,4 +414,6 @@ extern uint32_t __cmpxchg_32(uint32_t *v, uint32_t test, uint32_t new);
414 414
415#endif 415#endif
416 416
417#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new))
418
417#endif /* _ASM_ATOMIC_H */ 419#endif /* _ASM_ATOMIC_H */