From: Peter Zijlstra <peterz@infradead.org>
Date: Fri, 24 Jul 2015 14:34:32 +0000 (+0200)
Subject: x86, tsc, locking/static_keys: Employ static_branch_likely()
X-Git-Tag: omap-for-v4.3/fixes-rc1~104^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3bbfafb77a06327fa1bc9f19bc55b5c558475091;p=pandora-kernel.git

x86, tsc, locking/static_keys: Employ static_branch_likely()

Because of the static_key restrictions we had to take an unconditional
jump for the most likely case, causing $I bloat.

Rewrite to use the new primitives.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

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