Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932426AbWARKi3 (ORCPT ); Wed, 18 Jan 2006 05:38:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932453AbWARKi3 (ORCPT ); Wed, 18 Jan 2006 05:38:29 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:19363 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S932426AbWARKi2 (ORCPT ); Wed, 18 Jan 2006 05:38:28 -0500 Date: Wed, 18 Jan 2006 11:38:39 +0100 From: Ingo Molnar To: Esben Nielsen Cc: Steven Rostedt , david singleton , Bill Huey , linux-kernel@vger.kernel.org, Thomas Gleixner Subject: Re: RT Mutex patch and tester [PREEMPT_RT] Message-ID: <20060118103839.GA7885@elte.hu> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.2 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.2 required=5.9 tests=ALL_TRUSTED,AWL autolearn=no SpamAssassin version=3.0.3 -2.8 ALL_TRUSTED Did not pass through any untrusted hosts 0.7 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1248 Lines: 32 * Esben Nielsen wrote: > Hi, > I have updated it: > > 1) Now ALL_TASKS_PI is 0 again. Only RT tasks will be added to > task->pi_waiters. Therefore we avoid taking the owner->pi_lock when the > waiter isn't RT. > 2) Merged into 2.6.15-rt6. > 3) Updated the tester to test the hand over of BKL, which was mentioned > as a potential issue by Bill Huey. Also added/adjusted the tests for the > ALL_TASKS_PI==0 setup. > (I really like unittesting: If someone points out an issue or finds a bug, > make a test first demonstrating the problem. Then fixing the code is a lot > easier - especially in this case where I run rt.c in userspace where I can > easily use gdb.) looks really nice to me. In particular i like the cleanup effect: 5 files changed, 490 insertions(+), 744 deletions(-) right now Thomas is merging hrtimer-latest to -rt, which temporarily blocks merging of intrusive patches - but i'll try to merge your patch after Thomas is done. (hopefully later today) Ingo - 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/