From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with SMTP id 808E86B0055 for ; Wed, 17 Jun 2009 14:47:37 -0400 (EDT) Received: from localhost (smtp.ultrahosting.com [127.0.0.1]) by smtp.ultrahosting.com (Postfix) with ESMTP id 87F0A82C501 for ; Wed, 17 Jun 2009 15:05:22 -0400 (EDT) Received: from smtp.ultrahosting.com ([74.213.175.254]) by localhost (smtp.ultrahosting.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id by064WIGGAYn for ; Wed, 17 Jun 2009 15:05:22 -0400 (EDT) Received: from gentwo.org (unknown [74.213.171.31]) by smtp.ultrahosting.com (Postfix) with ESMTP id 4017B82C507 for ; Wed, 17 Jun 2009 15:05:16 -0400 (EDT) Date: Wed, 17 Jun 2009 14:48:36 -0400 (EDT) From: Christoph Lameter Subject: Re: [PATCH 0/3] Fix malloc() stall in zone_reclaim() and bring behaviour more in line with expectations V3 In-Reply-To: <20090617190204.99C6.A69D9226@jp.fujitsu.com> Message-ID: References: <20090616134423.GD14241@csn.ul.ie> <20090617190204.99C6.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: KOSAKI Motohiro Cc: Mel Gorman , Andrew Morton , riel@redhat.com, fengguang.wu@intel.com, linuxram@us.ibm.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Johannes Weiner List-ID: On Wed, 17 Jun 2009, KOSAKI Motohiro wrote: > hm, At least major two zone reclaim developer disagree my patch. Thus I have to > agree with you, because I really don't hope to ignore other developer's opnion. > > So, as far as I understand, the conclusion of this thread are > - Drop my patch > - instead, implement improvement patch of (may_unmap && page_mapped()) case > - the documentation should be changed > - it's my homework(?) > > Can you agree this? As far as I understand you: Yes. Unmapping can occur in more advanced zone reclaim modes but the default needs to be as lightweight as possible. -- 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