| commit | 775ebcc16b940ebf61bf54d6054a5e639f68b9d6 | [log] [tgz] |
|---|---|---|
| author | Will Deacon <will.deacon@arm.com> | Wed Oct 09 17:17:18 2013 +0100 |
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | Tue Oct 29 11:06:09 2013 +0000 |
| tree | 82d626994ad89ae7d23475721e3f11df798114bc | |
| parent | 2523c67bb6962f98193dce1c73b6efb65a6ea92c [diff] |
ARM: 7853/1: cmpxchg: implement cmpxchg64_relaxed This patch introduces cmpxchg64_relaxed for arm, which performs a 64-bit cmpxchg operation without barrier semantics. cmpxchg64_local is updated to use the new operation. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>