Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754430Ab0LOOcl (ORCPT ); Wed, 15 Dec 2010 09:32:41 -0500 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.124]:37170 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753977Ab0LOOck (ORCPT ); Wed, 15 Dec 2010 09:32:40 -0500 X-Authority-Analysis: v=1.1 cv=NFUeGz0loTdi/T6hXKngYYtckjed7x3pKvNOqmBBK18= c=1 sm=0 a=wum_O5HyHpgA:10 a=Q9fys5e9bTEA:10 a=OPBmh+XkhLl+Enan7BmTLg==:17 a=-OHLZ1BGYllrnV2f6FkA:9 a=Q99TzAwn-VbtFG6fPnMA:7 a=Rre1yvDhwjnY6ApsnykD6s42tYcA:4 a=PUjeQqilurYA:10 a=OPBmh+XkhLl+Enan7BmTLg==:117 X-Cloudmark-Score: 0 X-Originating-IP: 67.242.120.143 Subject: Re: [PATCH] rtmutex: multiple candidate owners without unrelated boosting From: Steven Rostedt To: Thomas Gleixner Cc: Lai Jiangshan , Ingo Molnar , Peter Zijlstra , Andrew Morton , Dave Young , Darren Hart , Namhyung Kim , LKML , Linus Torvalds In-Reply-To: References: <4D07330A.7020600@cn.fujitsu.com> <1292379516.5015.1837.camel@gandalf.stny.rr.com> <1292421766.5015.1866.camel@gandalf.stny.rr.com> Content-Type: text/plain; charset="ISO-8859-15" Date: Wed, 15 Dec 2010 09:32:37 -0500 Message-ID: <1292423557.5015.1868.camel@gandalf.stny.rr.com> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 786 Lines: 25 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. Thanks, -- Steve -- 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/