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 SMTP id 129476B01E3 for ; Tue, 13 Apr 2010 04:22:56 -0400 (EDT) Received: from m1.gw.fujitsu.co.jp ([10.0.50.71]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id o3D8MsUr015905 for (envelope-from kamezawa.hiroyu@jp.fujitsu.com); Tue, 13 Apr 2010 17:22:55 +0900 Received: from smail (m1 [127.0.0.1]) by outgoing.m1.gw.fujitsu.co.jp (Postfix) with ESMTP id CEBE845DE51 for ; Tue, 13 Apr 2010 17:22:54 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (s1.gw.fujitsu.co.jp [10.0.50.91]) by m1.gw.fujitsu.co.jp (Postfix) with ESMTP id AF79245DE50 for ; Tue, 13 Apr 2010 17:22:54 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 987F9E08001 for ; Tue, 13 Apr 2010 17:22:54 +0900 (JST) Received: from m105.s.css.fujitsu.com (m105.s.css.fujitsu.com [10.249.87.105]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 5367EE08004 for ; Tue, 13 Apr 2010 17:22:51 +0900 (JST) Date: Tue, 13 Apr 2010 17:19:03 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH] mempolicy:add GFP_THISNODE when allocing new page Message-Id: <20100413171903.ea4d8215.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <1270522777-9216-1-git-send-email-lliubbo@gmail.com> References: <1270522777-9216-1-git-send-email-lliubbo@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Bob Liu Cc: akpm@linux-foundation.org, linux-mm@kvack.org, andi@firstfloor.org, rientjes@google.com, lee.schermerhorn@hp.com List-ID: On Tue, 6 Apr 2010 10:59:37 +0800 Bob Liu wrote: > In funtion migrate_pages(), if the dest node have no > enough free pages,it will fallback to other nodes. > Add GFP_THISNODE to avoid this, the same as what > funtion new_page_node() do in migrate.c. > > Signed-off-by: Bob Liu Reviewd-by: KAMEZAWA Hiroyuki > --- > mm/mempolicy.c | 3 ++- > 1 files changed, 2 insertions(+), 1 deletions(-) > > diff --git a/mm/mempolicy.c b/mm/mempolicy.c > index 08f40a2..fc5ddf5 100644 > --- a/mm/mempolicy.c > +++ b/mm/mempolicy.c > @@ -842,7 +842,8 @@ static void migrate_page_add(struct page *page, struct list_head *pagelist, > > static struct page *new_node_page(struct page *page, unsigned long node, int **x) > { > - return alloc_pages_exact_node(node, GFP_HIGHUSER_MOVABLE, 0); > + return alloc_pages_exact_node(node, > + GFP_HIGHUSER_MOVABLE | GFP_THISNODE, 0); > } > > /* > -- > 1.5.6.3 > > -- > 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 > -- 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