Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755417AbYBDM3m (ORCPT ); Mon, 4 Feb 2008 07:29:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753893AbYBDM3f (ORCPT ); Mon, 4 Feb 2008 07:29:35 -0500 Received: from minas.ics.muni.cz ([147.251.4.40]:45448 "EHLO minas.ics.muni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751934AbYBDM3e (ORCPT ); Mon, 4 Feb 2008 07:29:34 -0500 Date: Mon, 4 Feb 2008 13:29:00 +0100 From: Lukas Hejtmanek To: Ingo Molnar Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: Re: 2.6.24-git4+ regression Message-ID: <20080204122900.GA4287@ics.muni.cz> References: <20080130135609.GA5100@ics.muni.cz> <20080131102919.GC27157@elte.hu> <20080204111747.GB4450@ics.muni.cz> <20080204120131.GA20962@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20080204120131.GA20962@elte.hu> X-echelon: NSA, CIA, CI5, MI5, FBI, KGB, BIS, Plutonium, Bin Laden, bomb User-Agent: Mutt/1.5.17+20080114 (2008-01-14) X-Muni-Spam-TestIP: 81.31.45.161 X-Muni-Envelope-From: xhejtman@anubis.fi.muni.cz X-Muni-Virus-Test: Clean X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-3.0 (minas.ics.muni.cz [147.251.4.35]); Mon, 04 Feb 2008 13:29:02 +0100 (CET) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 991 Lines: 24 On Mon, Feb 04, 2008 at 01:01:32PM +0100, Ingo Molnar wrote: > > * Lukas Hejtmanek wrote: > > > but in such a case, kernel 2.6.24-git13 does oops at startup in > > sched_slice. > > could you tell me more about this oops? You booted unmodified, latest > -git and it oopsed in sched_slice()? The patch below should work around > any oopses in sched_slice(). [but this is really a 'must not happen' > scenario - so a just-for-testing patch] No, I booted modified lates git to see if mentioned patch (revertin slices) solves horrible non-interactivy problem. With your fix, I can boot now but the patch did not help. Make -j2 in kernel sources significantly decreases interactivity. Any ideas? -- Luk?? Hejtm?nek -- 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/