tree 82d626994ad89ae7d23475721e3f11df798114bc
parent 2523c67bb6962f98193dce1c73b6efb65a6ea92c
author Will Deacon <will.deacon@arm.com> 1381335438 +0100
committer Russell King <rmk+kernel@arm.linux.org.uk> 1383044769 +0000

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>