Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262300AbVCPJPg (ORCPT ); Wed, 16 Mar 2005 04:15:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262301AbVCPJPg (ORCPT ); Wed, 16 Mar 2005 04:15:36 -0500 Received: from fire.osdl.org ([65.172.181.4]:56977 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S262300AbVCPJPc (ORCPT ); Wed, 16 Mar 2005 04:15:32 -0500 Date: Wed, 16 Mar 2005 01:15:10 -0800 From: Andrew Morton To: Ingo Molnar Cc: rostedt@goodmis.org, rlrevell@joe-job.com, linux-kernel@vger.kernel.org Subject: Re: [patch] Real-Time Preemption, -RT-2.6.11-rc3-V0.7.38-01 Message-Id: <20050316011510.2a3bdfdb.akpm@osdl.org> In-Reply-To: <20050316085029.GA11414@elte.hu> References: <1110578809.19661.2.camel@mindpipe> <20050315120053.GA4686@elte.hu> <20050315133540.GB4686@elte.hu> <20050316085029.GA11414@elte.hu> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 752 Lines: 21 Ingo Molnar wrote: > > > * Steven Rostedt wrote: > > > Damn! The answer was right there in front of my eyes! Here's the > > cleanest solution. I forgot about wait_on_bit_lock. I've converted > > all the locks to use this instead. [...] > > ah, indeed, this looks really nifty. Andrew? > There's a little lock ranking diagram in jbd.h which tells us that these locks nest inside j_list_lock and j_state_lock. So I guess you'll need to turn those into semaphores. - 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/