From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261965AbULGW7a (ORCPT ); Tue, 7 Dec 2004 17:59:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261931AbULGW7a (ORCPT ); Tue, 7 Dec 2004 17:59:30 -0500 Received: from mail-07.iinet.net.au ([203.59.3.39]:27802 "HELO mail.iinet.net.au") by vger.kernel.org with SMTP id S261968AbULGW7P (ORCPT ); Tue, 7 Dec 2004 17:59:15 -0500 Message-ID: <41B635BC.9050609@cyberone.com.au> Date: Wed, 08 Dec 2004 09:59:08 +1100 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20041007 Debian/1.7.3-5 X-Accept-Language: en MIME-Version: 1.0 To: Dimitri Sivanich CC: linux-kernel , Andrew Morton , Ingo Molnar , Jesse Barnes Subject: Re: [PATCH] isolcpus option broken in 2.6.10-rc2-bk2 References: <20041206185221.GA23917@sgi.com> In-Reply-To: <20041206185221.GA23917@sgi.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Dimitri Sivanich wrote: >The isolcpus option is broken in 2.6.10-rc2-bk2. The domains are no longer >being properly initialized (which results in a panic at bootup). > >The following patch fixes this. > >Signed-off-by: Dimitri Sivanich > Sorry for not replying earlier, I've been away for a few days. I don't think this is quite needed, because isolated CPUs should have their domain set to sched_domain_dummy, I think? The trick would be to just initialise sched_domain_dummy properly; it looks like that isn't being done for some reason. Give me a couple of hours and I'll try testing something that should solve it.