From: Will Deacon <will.deacon@arm.com>
Date: Thu, 6 Aug 2015 16:54:44 +0000 (+0100)
Subject: locking, ARM, atomics: Define our SMP atomics in terms of _relaxed() operations
X-Git-Tag: omap-for-v4.3/fixes-rc1~104^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0ca326de7aa9cb253db9c1a3eb3f0487c8dbf912;p=pandora-kernel.git

locking, ARM, atomics: Define our SMP atomics in terms of _relaxed() operations

By defining our SMP atomics in terms of relaxed operations, we gain
a small reduction in code size and have acquire/release/fence variants
generated automatically by the core 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/1438880084-18856-9-git-send-email-will.deacon@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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