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 D485A6B0088 for ; Tue, 22 Sep 2009 06:21:14 -0400 (EDT) Subject: Re: [RFC PATCH 0/3] Fix SLQB on memoryless configurations V2 From: Pekka Enberg In-Reply-To: <20090922100540.GD12254@csn.ul.ie> References: <1253549426-917-1-git-send-email-mel@csn.ul.ie> <20090921174656.GS12726@csn.ul.ie> <20090921180739.GT12726@csn.ul.ie> <20090922100540.GD12254@csn.ul.ie> Date: Tue, 22 Sep 2009 13:21:15 +0300 Message-Id: <1253614875.30406.12.camel@penberg-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Mel Gorman Cc: Christoph Lameter , Nick Piggin , heiko.carstens@de.ibm.com, sachinp@in.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Tejun Heo , Benjamin Herrenschmidt List-ID: Hi Mel, On Tue, 2009-09-22 at 11:05 +0100, Mel Gorman wrote: > I'm going to punt the decision on this one to Pekka or Nick. My feeling > is leave it enabled for NUMA so it can be identified if it gets fixed > for some other reason - e.g. the stalls are due to a per-cpu problem as > stated by Sachin and SLQB happens to exasperate the problem. Can I have a tested patch that uses MAX_NUMNODES to allocate the structs, please? We can convert SLQB over to per-cpu allocator if the memoryless node issue is resolved. Pekka -- 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