From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753409AbXDIStk (ORCPT ); Mon, 9 Apr 2007 14:49:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753413AbXDIStj (ORCPT ); Mon, 9 Apr 2007 14:49:39 -0400 Received: from mx1.suse.de ([195.135.220.2]:34291 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753409AbXDISti (ORCPT ); Mon, 9 Apr 2007 14:49:38 -0400 From: Andi Kleen Organization: SUSE Linux Products GmbH, Nuernberg, GF: Markus Rex, HRB 16746 (AG Nuernberg) To: Christoph Lameter Subject: Re: [QUICKLIST 3/4] Quicklist support for x86_64 Date: Mon, 9 Apr 2007 20:49:34 +0200 User-Agent: KMail/1.9.6 Cc: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20070409182509.8559.33823.sendpatchset@schroedinger.engr.sgi.com> <200704092043.14335.ak@suse.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200704092049.34317.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > > It has to be done in sync with tlb flushing. Why? > Doing that on memory pressure > would complicate things significantly. Again why? > Also idling means that the cache > grows cold. Does it? Unless you worry about interrupts nothing in idle is going to thrash caches. -Andi From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: [QUICKLIST 3/4] Quicklist support for x86_64 Date: Mon, 9 Apr 2007 20:49:34 +0200 References: <20070409182509.8559.33823.sendpatchset@schroedinger.engr.sgi.com> <200704092043.14335.ak@suse.de> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200704092049.34317.ak@suse.de> Sender: owner-linux-mm@kvack.org Return-Path: To: Christoph Lameter Cc: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: > > It has to be done in sync with tlb flushing. Why? > Doing that on memory pressure > would complicate things significantly. Again why? > Also idling means that the cache > grows cold. Does it? Unless you worry about interrupts nothing in idle is going to thrash caches. -Andi -- 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