From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with SMTP id BAA426B009F for ; Mon, 23 Mar 2009 08:28:36 -0400 (EDT) Received: from localhost (smtp.ultrahosting.com [127.0.0.1]) by smtp.ultrahosting.com (Postfix) with ESMTP id 54EAA82CFCF for ; Mon, 23 Mar 2009 09:41:47 -0400 (EDT) Received: from smtp.ultrahosting.com ([74.213.174.254]) by localhost (smtp.ultrahosting.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p1zG4KoJt+MU for ; Mon, 23 Mar 2009 09:41:41 -0400 (EDT) Received: from qirst.com (unknown [74.213.171.31]) by smtp.ultrahosting.com (Postfix) with ESMTP id 7A03682CFCE for ; Mon, 23 Mar 2009 09:41:35 -0400 (EDT) Date: Mon, 23 Mar 2009 09:30:26 -0400 (EDT) From: Christoph Lameter Subject: Re: [PATCH 00/25] Cleanup and optimise the page allocator V5 In-Reply-To: <20090323115213.GC6484@csn.ul.ie> Message-ID: References: <1237543392-11797-1-git-send-email-mel@csn.ul.ie> <20090320153723.GO24586@csn.ul.ie> <20090320162716.GP24586@csn.ul.ie> <20090323115213.GC6484@csn.ul.ie> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Mel Gorman Cc: Linux Memory Management List , KOSAKI Motohiro , Nick Piggin , Linux Kernel Mailing List , Lin Ming , Zhang Yanmin , Peter Zijlstra , Andrew Morton List-ID: On Mon, 23 Mar 2009, Mel Gorman wrote: > This came up again. There was some evidence when it was introduced that > it worked and micro-benchmarks can show it to be of some use. It's > not-obvious-enough that I'd be wary of deleting it. Certainly there is some minimal benefit. But maybe that benefit will vanish if you drop the doubly linked list? -- 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