From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935861AbXGMIna (ORCPT ); Fri, 13 Jul 2007 04:43:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761662AbXGMInW (ORCPT ); Fri, 13 Jul 2007 04:43:22 -0400 Received: from vms040pub.verizon.net ([206.46.252.40]:53765 "EHLO vms040pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759077AbXGMInU (ORCPT ); Fri, 13 Jul 2007 04:43:20 -0400 Date: Fri, 13 Jul 2007 04:43:08 -0400 From: Gene Heskett Subject: Re: Forward port of latest RT patch (2.6.21.5-rt20) to =?utf-8?q?2=2E6=2E22=09available?= In-reply-to: <46971ADC.3030700@bigpond.net.au> To: Peter Williams Cc: Ingo Molnar , Gregory Haskins , jim.houston@ccur.com, joe.korty@ccur.com, rostedt@goodmis.org, tglx@linutronix.de, dwalker@mvista.com, David Bahi , Moiz Kohari , Sven Dietrich , dsaxena@plexity.net, williams@redhat.com, abogani@texware.it, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org Message-id: <200707130443.11356.gene.heskett@gmail.com> Organization: Organization? very little MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-transfer-encoding: 7bit Content-disposition: inline References: <4695E5BB0200005A0002763E@mcclure.wal.novell.com> <20070712130958.GB17494@elte.hu> <46971ADC.3030700@bigpond.net.au> User-Agent: KMail/1.9.7 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Friday 13 July 2007, Peter Williams wrote: >Ingo Molnar wrote: >> * Gregory Haskins wrote: >>> On Thu, 2007-07-12 at 14:07 +0200, Ingo Molnar wrote: >>>> * Gregory Haskins wrote: >>>>> Hi Ingo, Thomas, and the greater linux-rt community, >>>>> >>>>> I just wanted to let you guys know that our team has a port of >>>>> the 21.5-rt20 patch for the 2.6.22 kernel available. [...] >>>> >>>> great! We had the upstream -rt port to .22 in the works too, it was just >>>> held up by the hpet breakage - which Thomas managed to fix earlier >>>> today. I've released the 2.6.22.1-rt1 patch to the usual place: >>>> >>>> http://redhat.com/~mingo/realtime-preempt/ >>> >>> Thats awesome, Ingo! Thanks! Could you publish a broken out version >>> as well? We found it extremely valuable to be able to bisect this >>> beast while working on the 21-22 port. >> >> we are working on something in this area :) Stay tuned ... > >I've just been reviewing these patches and have spotted an error in the >file mm/slob.c at lines 500-501 whereby a non existent variable "c" is >referenced. The attached patch is a proposed fix to the problem. Could this explain why 2.6.22.1-rt1 seems to use a lot of swap? I've been as high as 570 megs into swap, currently at 286megs after doing a swapoff --a;swapon -a about 8 hours ago. -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Humorists always sit at the children's table. -- Woody Allen