[PATCH v2 4/7] lockref: remove homebrew cmpxchg64_relaxed macro definition

Will Deacon
2015-07-16T15:32:35Z

cmpxchg64_relaxed is now defined by asm-generic/atomic.h, so we can
remove our local definition from the lockref code.

Signed-off-by: Will Deacon <will.deacon@arm.com>
---
lib/lockref.c | 8 --------
1 file changed, 8 deletions(-)

diff --git a/lib/lockref.c b/lib/lockref.c
index 494994bf17c8..5a92189ad711 100644
--- a/lib/lockref.c
+++ b/lib/lockref.c
@@ -4,14 +4,6 @@
#if USE_CMPXCHG_LOCKREF

/*
- * Allow weakly-ordered memory architectures to provide barrier-less
- * cmpxchg semantics for lockref updates.
- */
-#ifndef cmpxchg64_relaxed
-# define cmpxchg64_relaxed cmpxchg64
-#endif
-
-/*
* Note that the "cmpxchg()" reloads the "old" value for the
* failure case.
*/
--
2.1.4