From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753267AbdASQvM (ORCPT ); Thu, 19 Jan 2017 11:51:12 -0500 Received: from smtprelay0054.hostedemail.com ([216.40.44.54]:53876 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753314AbdASQun (ORCPT ); Thu, 19 Jan 2017 11:50:43 -0500 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,rostedt@goodmis.org,:::::::::::,RULES_HIT:41:355:379:541:599:800:960:973:988:989:1260:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1539:1593:1594:1711:1730:1747:1777:1792:2393:2553:2559:2562:3138:3139:3140:3141:3142:3352:3622:3865:3866:3867:3868:3870:3871:3872:3874:4361:5007:6119:6261:7875:7903:10004:10400:10848:10967:11232:11658:11914:12740:12760:12895:13069:13149:13230:13311:13357:13439:14181:14659:14721:21080:30054:30055:30090:30091,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:2,LUA_SUMMARY:none X-HE-Tag: bulb00_58762a3dcc64b X-Filterd-Recvd-Size: 1827 Date: Thu, 19 Jan 2017 11:50:06 -0500 From: Steven Rostedt To: Peter Zijlstra Cc: LKML , Chris Wilson , Ingo Molnar , Thomas Gleixner , Andrew Morton Subject: Re: [PATCH] mutex: Remove ww_ctx unlikely() from __mutex_lock_common() Message-ID: <20170119115006.2eeb1284@gandalf.local.home> In-Reply-To: <20170119164252.GL6485@twins.programming.kicks-ass.net> References: <20170118155824.689a9996@gandalf.local.home> <20170119085507.GA28607@nuc-i3427.alporthouse.com> <20170119085441.09168f48@gandalf.local.home> <20170119164252.GL6485@twins.programming.kicks-ass.net> X-Mailer: Claws Mail 3.14.0 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 19 Jan 2017 17:42:52 +0100 Peter Zijlstra wrote: > On Thu, Jan 19, 2017 at 08:54:41AM -0500, Steven Rostedt (VMware) wrote: > > I added a comment stating that the branch should be unlikely, but due > > to the intel drm logic, it currently isn't. Then if drm changes in the > > future, we could then try it again. > > I really don't see the point here. The unlikely() also conveys this is > not a fast path branch and that is still true, regardsless of what > runtime does. Fair enough. > > Also, the patch wouldn't apply even if I were so inclined. Probably because I created it against the ancient 4.9-rc7 kernel ;-) -- Steve