From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with ESMTP id 101F26B01F3 for ; Tue, 30 Mar 2010 12:49:11 -0400 (EDT) Date: Tue, 30 Mar 2010 18:49:07 +0200 From: Andi Kleen Subject: Re: [RFC][PATCH] migrate_pages:skip migration between intersect nodes Message-ID: <20100330164907.GU20695@one.firstfloor.org> References: <1269874629-1736-1-git-send-email-lliubbo@gmail.com> <1269876708.13829.30.camel@useless.americas.hpqcorp.net> <20100330083638.8E87.A69D9226@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org To: Christoph Lameter Cc: KOSAKI Motohiro , Lee Schermerhorn , Bob Liu , akpm@linux-foundation.org, linux-mm@kvack.org, andi@firstfloor.org, minchar.kim@gmail.com List-ID: On Tue, Mar 30, 2010 at 11:28:21AM -0500, Christoph Lameter wrote: > On Tue, 30 Mar 2010, KOSAKI Motohiro wrote: > > > > I believe that the current code matches the intended semantics. I can't > > > find a man pages for the migrate_pages() system call, but the > > > migratepages(8) man page says: > > > > > > "If multiple nodes are specified for from-nodes or to-nodes then an > > > attempt is made to preserve the relative location of each page in each > > > nodeset." > > > > Offtopic> > > Christoph, Why migrate_pages(2) doesn't have man pages? Is it unrecommended > > syscall? > > The manpage is in the numatools package3. I sent the manpage to the manpage maintainer some time ago, but he has a turnaround time of several months and dropped that update with the last release. -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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