Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965241AbVIVJDR (ORCPT ); Thu, 22 Sep 2005 05:03:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965244AbVIVJDR (ORCPT ); Thu, 22 Sep 2005 05:03:17 -0400 Received: from cantor2.suse.de ([195.135.220.15]:56268 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S965241AbVIVJDQ (ORCPT ); Thu, 22 Sep 2005 05:03:16 -0400 From: Andi Kleen To: Nick Piggin Subject: Re: [PATCH 2.6.14-rc1-git5] sched: disable preempt in idle tasks Date: Thu, 22 Sep 2005 11:03:06 +0200 User-Agent: KMail/1.8 Cc: Andrew Morton , ncunningham@cyclades.com, shaohua.li@intel.com, vatsa@in.ibm.com, Linux-Kernel@vger.kernel.org, spyro@f2s.com References: <43317F3E.9090207@yahoo.com.au> <20050921183138.52bcdf27.akpm@osdl.org> <43322445.6050003@yahoo.com.au> In-Reply-To: <43322445.6050003@yahoo.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509221103.07395.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 585 Lines: 17 On Thursday 22 September 2005 05:25, Nick Piggin wrote: > > OK, thanks. That must be the preempt_disable() being called in > start_secondary(). Maybe I should have listened to the comment. > > Can you try the following patch? The reason it broke was that current doesn't work before cpu_init() - and preempt_disable does just that. -Andi - 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/