From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 11 Jun 2007 16:45:30 -0700 (PDT) From: Christoph Lameter Subject: Re: [PATCH v4] Add populated_map to account for memoryless nodes In-Reply-To: <20070611234155.GG14458@us.ibm.com> Message-ID: References: <20070611202728.GD9920@us.ibm.com> <20070611221036.GA14458@us.ibm.com> <20070611225213.GB14458@us.ibm.com> <20070611234155.GG14458@us.ibm.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Nishanth Aravamudan Cc: lee.schermerhorn@hp.com, anton@samba.org, akpm@linux-foundation.org, linux-mm@kvack.org List-ID: On Mon, 11 Jun 2007, Nishanth Aravamudan wrote: > Eep, except that we don't initialize node_populated_mask unless we're > NUMA. Also, do you think it's worth adding the comment in mmzone.h that > now now NUMA policies depend on present_pages? No need to initialize if we do not use it. You may to #ifdef it out by moving the definition. Please sent a diff against the earlier patch since Andrew already merged it. present_pages just indicates that there is memory on the node. So I am not sure that this will help. > + > + /* > + * record populated zones for use when INTERLEAVE'ing or using > + * GFP_THISNODE > + */ There may be other purposes as well. No need to enumerate those here. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org