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Author SHA1 Message Date
Will Deacon bf67fd3142 ARM: 8098/1: mcs lock: implement wfe-based polling for MCS locking 
This patch introduces a wfe-based polling loop for spinning on contended
MCS locks and waking up corresponding waiters when the lock is released.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
 2014-07-18 12:29:35 +01:00