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Tim Chen
ddf1d169c0
This patch allows each architecture to add its specific assembly optimized arch_mcs_spin_lock_contended and arch_mcs_spinlock_uncontended for MCS lock and unlock functions. Signed-off-by: Tim Chen <[email protected]> Cc: Scott J Norton <[email protected]> Cc: Raghavendra K T <[email protected]> Cc: AswinChandramouleeswaran <[email protected]> Cc: George Spelvin <[email protected]> Cc: Rik vanRiel <[email protected]> Cc: Andrea Arcangeli <[email protected]> Cc: MichelLespinasse <[email protected]> Cc: Peter Hurley <[email protected]> Cc: Andi Kleen <[email protected]> Cc: Alex Shi <[email protected]> Cc: Dave Hansen <[email protected]> Cc: Tim Chen <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: "Figo.zhang" <[email protected]> Cc: "Paul E.McKenney" <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: Davidlohr Bueso <[email protected]> Cc: Waiman Long <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Will Deacon <[email protected]> Cc: Andrew Morton <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Matthew R Wilcox <[email protected]> Signed-off-by: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/1390347382.3138.67.camel@schen9-DESK Signed-off-by: Ingo Molnar <[email protected]>