Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758176Ab3CYOBk (ORCPT ); Mon, 25 Mar 2013 10:01:40 -0400 Received: from shelob.surriel.com ([74.92.59.67]:48147 "EHLO shelob.surriel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757738Ab3CYOBi (ORCPT ); Mon, 25 Mar 2013 10:01:38 -0400 Message-ID: <51505881.5060409@surriel.com> Date: Mon, 25 Mar 2013 10:00:33 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: Emmanuel Benisty CC: Linus Torvalds , Davidlohr Bueso , Linux Kernel Mailing List , Andrew Morton , hhuang@redhat.com, "Low, Jason" , Michel Lespinasse , Larry Woodman , "Vinod, Chegu" Subject: Re: ipc,sem: sysv semaphore scalability References: <1363809337-29718-1-git-send-email-riel@surriel.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 942 Lines: 27 On 03/25/2013 09:47 AM, Emmanuel Benisty wrote: > On Mon, Mar 25, 2013 at 12:10 AM, Linus Torvalds > wrote: >> And you never see this problem without Rik's patches? > > No, never. > >> Could you bisect >> *which* patch it starts with? Are the first four ones ok (the moving >> of the locking around, but without the fine-grained ones), for >> example? > > With the first four patches only, I got some X server freeze (just tried once). Could you try booting with panic=1 so the kernel panics on the first oops? Maybe that way (if we are lucky) we will be able to capture the first oops, and maybe get an idea of what causes the problem. -- All rights reversed. -- 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/