Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754641Ab0LOOvL (ORCPT ); Wed, 15 Dec 2010 09:51:11 -0500 Received: from www.tglx.de ([62.245.132.106]:38668 "EHLO www.tglx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754420Ab0LOOvK (ORCPT ); Wed, 15 Dec 2010 09:51:10 -0500 Date: Wed, 15 Dec 2010 15:50:13 +0100 (CET) From: Thomas Gleixner To: Steven Rostedt cc: Lai Jiangshan , Ingo Molnar , Peter Zijlstra , Andrew Morton , Dave Young , Darren Hart , Namhyung Kim , LKML , Linus Torvalds Subject: Re: [PATCH] rtmutex: multiple candidate owners without unrelated boosting In-Reply-To: <1292423557.5015.1868.camel@gandalf.stny.rr.com> Message-ID: References: <4D07330A.7020600@cn.fujitsu.com> <1292379516.5015.1837.camel@gandalf.stny.rr.com> <1292421766.5015.1866.camel@gandalf.stny.rr.com> <1292423557.5015.1868.camel@gandalf.stny.rr.com> User-Agent: Alpine 2.00 (LFD 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 863 Lines: 23 On Wed, 15 Dec 2010, Steven Rostedt wrote: > On Wed, 2010-12-15 at 15:16 +0100, Thomas Gleixner wrote: > > On Wed, 15 Dec 2010, Steven Rostedt wrote: > > > > > That does not matter. The interesting part is whether the lock on > > which orig_waiter is blocked on was unlocked. Lai's follow up patch does: > > > > + if (orig_waiter && !rt_mutex_owner(orig_lock)) > > goto out_unlock_pi; > > > > I haven't looked at his new patch yet. But if this is the case, then we > can nuke all cand_* fields. This was the only reason I kept the > cand_owner in the first place. Lai nuked it completely. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/