Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262758AbVCPTVK (ORCPT ); Wed, 16 Mar 2005 14:21:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262761AbVCPTUl (ORCPT ); Wed, 16 Mar 2005 14:20:41 -0500 Received: from mustang.oldcity.dca.net ([216.158.38.3]:4259 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S262758AbVCPTUV (ORCPT ); Wed, 16 Mar 2005 14:20:21 -0500 Subject: Re: [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks From: Lee Revell To: rostedt@goodmis.org Cc: Andrew Morton , mingo@elte.hu, linux-kernel@vger.kernel.org In-Reply-To: References: <20050315120053.GA4686@elte.hu> <20050315133540.GB4686@elte.hu> <20050316085029.GA11414@elte.hu> <20050316011510.2a3bdfdb.akpm@osdl.org> <20050316095155.GA15080@elte.hu> <20050316020408.434cc620.akpm@osdl.org> <20050316101906.GA17328@elte.hu> <20050316024022.6d5c4706.akpm@osdl.org> <20050316031909.08e6cab7.akpm@osdl.org> Content-Type: text/plain Date: Wed, 16 Mar 2005 14:20:17 -0500 Message-Id: <1111000818.21369.8.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.0.4 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 967 Lines: 30 On Wed, 2005-03-16 at 12:47 -0500, Steven Rostedt wrote: > > On Wed, 16 Mar 2005, Steven Rostedt wrote: > > > > > Hi Ingo, > > > > I just ran this with PREEMPT_RT and it works fine. > > Not quite, and I will assume that some of the other patches I sent have > this same problem. The jbd_trylock_bh_state really scares me. It seems > that in fs/jbd/commit.c in journal_commit_transaction we have the > following code: I am a bit confused, big surprise. Does this thread still have anything to do with this trace from my "Latency regressions" bug report? http://www.alsa-project.org/~rlrevell/2912us The problem only is apparent with PREEMPT_DESKTOP and "data=ordered". PREEMPT_RT has always worked perfectly. Lee - 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/