Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758315Ab0BRTia (ORCPT ); Thu, 18 Feb 2010 14:38:30 -0500 Received: from nlpi157.sbcis.sbc.com ([207.115.36.171]:38600 "EHLO nlpi157.prodigy.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754271Ab0BRTi2 (ORCPT ); Thu, 18 Feb 2010 14:38:28 -0500 Date: Thu, 18 Feb 2010 13:37:35 -0600 (CST) From: Christoph Lameter X-X-Sender: cl@router.home To: Mel Gorman cc: KOSAKI Motohiro , Andrea Arcangeli , Adam Litke , Avi Kivity , David Rientjes , linux-kernel@vger.kernel.org, linux-mm@kvack.org, KAMEZAWA Hiroyuki Subject: Re: [PATCH 05/12] Memory compaction core In-Reply-To: <20100216145943.GA997@csn.ul.ie> Message-ID: References: <1265976059-7459-1-git-send-email-mel@csn.ul.ie> <1265976059-7459-6-git-send-email-mel@csn.ul.ie> <20100216170014.7309.A69D9226@jp.fujitsu.com> <20100216084800.GC26086@csn.ul.ie> <20100216145943.GA997@csn.ul.ie> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 605 Lines: 17 On Tue, 16 Feb 2010, Mel Gorman wrote: > > Oh there are numerous ZONE_DMA pressure issues if you have ancient / > > screwed up hardware that can only operate on DMA or DMA32 memory. > > > > I've never ran into the issue. I was under the impression that the only > device that might care these days are floopy disks. Kame-san had an issue a year or so ago. -- 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/