From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756261AbYEaB6s (ORCPT ); Fri, 30 May 2008 21:58:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750730AbYEaB6k (ORCPT ); Fri, 30 May 2008 21:58:40 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:36777 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbYEaB6j (ORCPT ); Fri, 30 May 2008 21:58:39 -0400 Message-ID: <4840B0C5.4020606@pobox.com> Date: Fri, 30 May 2008 21:58:29 -0400 From: Jeff Garzik User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Jeremy Fitzhardinge CC: Jens Axboe , LKML Subject: Re: [PATCH 5 of 5] xen: Avoid allocations causing swap activity on the resume path References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.4 (----) X-Spam-Report: SpamAssassin version 3.2.4 on srv5.dvmed.net summary: Content analysis details: (-4.4 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Jeremy Fitzhardinge wrote: > From: Ian Campbell > > Avoid allocations causing swap activity on the resume path by allowing > such allocations to access the emergency pools otherwise a > save/restore/migration of a guest which is low on memory can > deadlock. > > [ linux-2.6.18-xen changesets e8b49cfbdac, fdb998e79aba ] > > Signed-off-by: Ian Campbell > Signed-off-by: Jeremy Fitzhardinge > > --- > drivers/block/xen-blkfront.c | 5 +++-- > drivers/net/xen-netfront.c | 4 ++-- > drivers/xen/xenbus/xenbus_client.c | 2 +- > drivers/xen/xenbus/xenbus_xs.c | 10 +++++----- > 4 files changed, 11 insertions(+), 10 deletions(-) IMO I am not qualified enough to ACK or NAK this VM-related patch... If others are happy with it, go ahead and merge the xen-netfront.c with that batch.