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| Started by | Will Deacon <will.deacon@arm.com> |
|---|---|
| First post | 2015-08-03 19:10 +0200 |
| Last post | 2015-08-03 19:10 +0200 |
| Articles | 1 — 1 participant |
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[PATCH v4 4/8] lockref: remove homebrew cmpxchg64_relaxed macro definition Will Deacon <will.deacon@arm.com> - 2015-08-03 19:10 +0200
| From | Will Deacon <will.deacon@arm.com> |
|---|---|
| Date | 2015-08-03 19:10 +0200 |
| Subject | [PATCH v4 4/8] lockref: remove homebrew cmpxchg64_relaxed macro definition |
| Message-ID | <pTrpn-W6-3@gated-at.bofh.it> |
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> --- 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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