From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754548AbaCJRZl (ORCPT ); Mon, 10 Mar 2014 13:25:41 -0400 Received: from terminus.zytor.com ([198.137.202.10]:49606 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754502AbaCJRZj (ORCPT ); Mon, 10 Mar 2014 13:25:39 -0400 Message-ID: <531DF57F.3040108@zytor.com> Date: Mon, 10 Mar 2014 10:25:19 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: David Vrabel CC: linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , xen-devel@lists.xen.org, Sarah Newman Subject: Re: [PATCHv1] x86: don't schedule when handling #NM exception References: <1394468273-13676-1-git-send-email-david.vrabel@citrix.com> <531DEB11.2070709@zytor.com> <531DF319.6010800@citrix.com> In-Reply-To: <531DF319.6010800@citrix.com> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/10/2014 10:15 AM, David Vrabel wrote: >> >> And what the [Finnish] do you do if GFP_ATOMIC fails? > > The same thing it used to do -- kill the task with SIGKILL. I haven't > changed this behaviour. > No, you just made it many orders of magnitude more likely. -hpa From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [PATCHv1] x86: don't schedule when handling #NM exception Date: Mon, 10 Mar 2014 10:25:19 -0700 Message-ID: <531DF57F.3040108@zytor.com> References: <1394468273-13676-1-git-send-email-david.vrabel@citrix.com> <531DEB11.2070709@zytor.com> <531DF319.6010800@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <531DF319.6010800@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: David Vrabel Cc: Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, Sarah Newman , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On 03/10/2014 10:15 AM, David Vrabel wrote: >> >> And what the [Finnish] do you do if GFP_ATOMIC fails? > > The same thing it used to do -- kill the task with SIGKILL. I haven't > changed this behaviour. > No, you just made it many orders of magnitude more likely. -hpa