From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 4 Sep 2002 15:21:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 4 Sep 2002 15:21:06 -0400 Received: from pc-80-195-6-65-ed.blueyonder.co.uk ([80.195.6.65]:63631 "EHLO sisko.scot.redhat.com") by vger.kernel.org with ESMTP id ; Wed, 4 Sep 2002 15:21:06 -0400 Date: Wed, 4 Sep 2002 20:25:23 +0100 From: "Stephen C. Tweedie" To: Andrew Morton Cc: Ed Tomlinson , William Lee Irwin III , lkml , "linux-mm@kvack.org" Subject: Re: 2.5.33-mm1 Message-ID: <20020904202523.A15699@redhat.com> References: <200209032251.54795.tomlins@cam.org> <3D757F11.B72BB708@zip.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <3D757F11.B72BB708@zip.com.au>; from akpm@zip.com.au on Tue, Sep 03, 2002 at 08:33:37PM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Tue, Sep 03, 2002 at 08:33:37PM -0700, Andrew Morton wrote: > I *really* think we need to throw away those pages instantly. > > The only possible reason for hanging onto them is because they're > cache-warm. And we need a global-scope cpu-local hot pages queue > anyway. Yep --- except for caches with constructors, for which we do save a bit more by hanging onto the pages for longer. --Stephen