From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932433AbYB2OtZ (ORCPT ); Fri, 29 Feb 2008 09:49:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759163AbYB2OtQ (ORCPT ); Fri, 29 Feb 2008 09:49:16 -0500 Received: from g1t0028.austin.hp.com ([15.216.28.35]:12332 "EHLO g1t0028.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759116AbYB2OtP (ORCPT ); Fri, 29 Feb 2008 09:49:15 -0500 Subject: Re: [PATCH 5/6] Filter based on a nodemask as well as a gfp_mask From: Lee Schermerhorn To: Paul Jackson Cc: Mel Gorman , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, rientjes@google.com, nacc@us.ibm.com, kamezawa.hiroyu@jp.fujitsu.com, clameter@sgi.com In-Reply-To: <20080228230140.321581a4.pj@sgi.com> References: <20071109143226.23540.12907.sendpatchset@skynet.skynet.ie> <20071109143406.23540.41284.sendpatchset@skynet.skynet.ie> <20080228230140.321581a4.pj@sgi.com> Content-Type: text/plain Organization: HP/OSLO Date: Fri, 29 Feb 2008 09:49:24 -0500 Message-Id: <1204296564.5311.10.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2008-02-28 at 23:01 -0600, Paul Jackson wrote: > Mel wrote: > > A positive benefit of > > this is that allocations using MPOL_BIND now use the local-node-ordered > > zonelist instead of a custom node-id-ordered zonelist. > > Could you update the now obsolete documentation (perhaps just delete > the no longer correct remark): > > Documentation/vm/numa_memory_policy.txt: > > MPOL_BIND: This mode specifies that memory must come from the > set of nodes specified by the policy. > > The memory policy APIs do not specify an order in which the nodes > will be searched. However, unlike "local allocation", the Bind > policy does not consider the distance between the nodes. Rather, > allocations will fallback to the nodes specified by the policy in > order of numeric node id. Like everything in Linux, this is subject > to change. > Yes, will do. Thanks, Lee