Re: [tip:locking/core] x86, locking/rwlocks: Enable qrwlocks on x86

2014-06-11 Thread Peter Zijlstra
On Wed, Jun 11, 2014 at 10:59:21AM +0200, Peter Zijlstra wrote: > On Wed, Jun 11, 2014 at 10:14:11AM +0200, Paul Bolle wrote: > > On Fri, 2014-06-06 at 05:20 -0700, tip-bot for Waiman Long wrote: > > > +#if !defined(CONFIG_X86_OOSTORE) && !defined(CONFIG_X86_PPRO_FENCE) > > > > X86_OOSTORE was rem

Re: [tip:locking/core] x86, locking/rwlocks: Enable qrwlocks on x86

2014-06-11 Thread Peter Zijlstra
On Wed, Jun 11, 2014 at 10:14:11AM +0200, Paul Bolle wrote: > On Fri, 2014-06-06 at 05:20 -0700, tip-bot for Waiman Long wrote: > > +#if !defined(CONFIG_X86_OOSTORE) && !defined(CONFIG_X86_PPRO_FENCE) > > X86_OOSTORE was removed in v3.14, see commit 09df7c4c8097 ("x86: Remove > CONFIG_X86_OOSTORE"

Re: [tip:locking/core] x86, locking/rwlocks: Enable qrwlocks on x86

2014-06-11 Thread Paul Bolle
On Fri, 2014-06-06 at 05:20 -0700, tip-bot for Waiman Long wrote: > Make x86 use the fair rwlock_t. > > Implement the custom queue_write_unlock() for best performance. This landed in linux-next yesterday (ie, next-20140610). > Signed-off-by: Waiman Long > [peterz: near complete rewrite] > Signe

[tip:locking/core] x86, locking/rwlocks: Enable qrwlocks on x86

2014-06-06 Thread tip-bot for Waiman Long
Commit-ID: bd01ec1a13f9a327950c8e3080096446c7804753 Gitweb: http://git.kernel.org/tip/bd01ec1a13f9a327950c8e3080096446c7804753 Author: Waiman Long AuthorDate: Mon, 3 Feb 2014 13:18:57 +0100 Committer: Ingo Molnar CommitDate: Fri, 6 Jun 2014 07:58:29 +0200 x86, locking/rwlocks: Enable q