Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965042AbVJURHB (ORCPT ); Fri, 21 Oct 2005 13:07:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965036AbVJURG7 (ORCPT ); Fri, 21 Oct 2005 13:06:59 -0400 Received: from omx1-ext.sgi.com ([192.48.179.11]:29635 "EHLO omx1.americas.sgi.com") by vger.kernel.org with ESMTP id S965039AbVJURG6 (ORCPT ); Fri, 21 Oct 2005 13:06:58 -0400 Date: Fri, 21 Oct 2005 10:06:34 -0700 (PDT) From: Christoph Lameter To: Paul Jackson cc: kamezawa.hiroyu@jp.fujitsu.com, Simon.Derr@bull.net, akpm@osdl.org, kravetz@us.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, magnus.damm@gmail.com, marcelo.tosatti@cyclades.com Subject: Re: [PATCH 4/4] Swap migration V3: sys_migrate_pages interface In-Reply-To: <20051021100357.3397269e.pj@sgi.com> Message-ID: References: <20051020225935.19761.57434.sendpatchset@schroedinger.engr.sgi.com> <20051020225955.19761.53060.sendpatchset@schroedinger.engr.sgi.com> <4358588D.1080307@jp.fujitsu.com> <435896CA.1000101@jp.fujitsu.com> <20051021100357.3397269e.pj@sgi.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 702 Lines: 17 On Fri, 21 Oct 2005, Paul Jackson wrote: > know what you intend to update mems_allowed to. Currently, a task > mems_allowed is only updated in task context, from its cpusets > mems_allowed. The task mems_allowed is updated automatically coming > into the page allocation code, if the tasks mems_generation doesn't > match its cpusets mems_generation. Therefore if mems_allowed is accessed from outside of the task then it may not be up to date, right? - 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/