Return-Path: <linux-kernel-owner+w=401wt.eu-S1752002AbZJXCi3@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752002AbZJXCi3 (ORCPT <rfc822;w@1wt.eu>);
	Fri, 23 Oct 2009 22:38:29 -0400
Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751705AbZJXCi2
	(ORCPT <rfc822;linux-kernel-outgoing>);
	Fri, 23 Oct 2009 22:38:28 -0400
Received: from smtp2.ultrahosting.com ([74.213.174.253]:50677 "EHLO
	smtp.ultrahosting.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org
	with ESMTP id S1751685AbZJXCi1 (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Fri, 23 Oct 2009 22:38:27 -0400
Date: Fri, 23 Oct 2009 22:03:05 -0400 (EDT)
From: Christoph Lameter <cl@linux-foundation.org>
X-X-Sender: cl@V090114053VZO-1
To: Mel Gorman <mel@csn.ul.ie>
cc: Stephan von Krawczynski <skraw@ithnet.com>, Frans Pop <elendil@planet.nl>,
       Jiri Kosina <jkosina@suse.cz>,
       Sven Geggus <lists@fuchsschwanzdomain.de>,
       Karol Lewandowski <karol.k.lewandowski@gmail.com>,
       Tobias Oetiker <tobi@oetiker.ch>, "Rafael J. Wysocki" <rjw@sisk.pl>,
       David Miller <davem@davemloft.net>,
       Reinette Chatre <reinette.chatre@intel.com>,
       Kalle Valo <kalle.valo@iki.fi>, David Rientjes <rientjes@google.com>,
       KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
       Mohamed Abbas <mohamed.abbas@intel.com>,
       Jens Axboe <jens.axboe@oracle.com>,
       "John W. Linville" <linville@tuxdriver.com>,
       Pekka Enberg <penberg@cs.helsinki.fi>,
       Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>,
       Greg Kroah-Hartman <gregkh@suse.de>,
       Kernel Testers List <kernel-testers@vger.kernel.org>,
       netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
       "linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH 2/5] page allocator: Do not allow interrupts to use
 ALLOC_HARDER
In-Reply-To: <20091022163752.GU11778@csn.ul.ie>
Message-ID: <alpine.DEB.1.10.0910232201520.9557@V090114053VZO-1>
References: <1256221356-26049-1-git-send-email-mel@csn.ul.ie> <1256221356-26049-3-git-send-email-mel@csn.ul.ie> <20091022183303.2448942d.skraw@ithnet.com> <20091022163752.GU11778@csn.ul.ie>
User-Agent: Alpine 1.10 (DEB 962 2008-03-14)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 405
Lines: 13

There are now rt dependencies in the page allocator that screw things up?

And an rt flag causes the page allocator to try harder meaning it adds
latency.

?


--
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/