From f5468ffde13fc991bd4d6bdec507ffd5777865bd Mon Sep 17 00:00:00 2001 From: Will Deacon <will.deacon@arm.com> Date: Thu, 6 Aug 2015 17:54:40 +0100 Subject: locking/lockref: Remove homebrew cmpxchg64_relaxed() macro definition cmpxchg64_relaxed() is now defined by linux/atomic.h, so we can remove our local definition from the lockref code. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Waiman.Long@hp.com Cc: paulmck@linux.vnet.ibm.com Link: http://lkml.kernel.org/r/1438880084-18856-5-git-send-email-will.deacon@arm.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- lib/lockref.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'lib') diff --git a/lib/lockref.c b/lib/lockref.c index 494994bf17c8..5a92189ad711 100644 --- a/lib/lockref.c +++ b/lib/lockref.c @@ -3,14 +3,6 @@ #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. -- cgit v1.2.3