On Wed, Jul 29, 2015 at 08:46:00AM +0200, Heiko Carstens wrote: > On Tue, Jul 28, 2015 at 03:20:55PM +0200, Peter Zijlstra wrote: > > Hi all, > > > > After yet another bug because of the weirdness of the static key interface, > > here an attempt at providing a better one. > > > > This series is tested on x86_64 (by me) and s390x (heiko). > > Works nice. You may include the s390 patch below, so the conversion to the > new interface happens when your code gets merged: > > From 3c9b5a2b9a90d6bb2b41f381f5f89b3657fe4ea5 Mon Sep 17 00:00:00 2001 > From: Heiko Carstens <heiko.carst...@de.ibm.com> > Date: Wed, 29 Jul 2015 08:31:24 +0200 > Subject: [PATCH] s390/uaccess: employ static_branch_likely() > > Use the new static_branch_likely() primitive to make sure that the > most likely case is executed without taking an unconditional branch. > This wasn't possible with the old jump label primitives. > > Signed-off-by: Heiko Carstens <heiko.carst...@de.ibm.com>
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