Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265762AbUADRQA (ORCPT ); Sun, 4 Jan 2004 12:16:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265763AbUADRQA (ORCPT ); Sun, 4 Jan 2004 12:16:00 -0500 Received: from mta7.pltn13.pbi.net ([64.164.98.8]:8401 "EHLO mta7.pltn13.pbi.net") by vger.kernel.org with ESMTP id S265762AbUADRP7 (ORCPT ); Sun, 4 Jan 2004 12:15:59 -0500 Date: Sun, 4 Jan 2004 09:15:45 -0800 From: Mike Fedyk To: Andrew Morton Cc: Paolo Ornati , gandalf@wlug.westbo.se, linuxram@us.ibm.com, linux-kernel@vger.kernel.org Subject: Buffer and Page cache coherent? was: Strange IDE performance change in 2.6.1-rc1 (again) Message-ID: <20040104171545.GR1882@matchmail.com> Mail-Followup-To: Andrew Morton , Paolo Ornati , gandalf@wlug.westbo.se, linuxram@us.ibm.com, linux-kernel@vger.kernel.org References: <200401021658.41384.ornati@lycos.it> <20040102213228.GH1882@matchmail.com> <1073082842.824.5.camel@tux.rsn.bth.se> <200401031213.01353.ornati@lycos.it> <20040103144003.07cc10d9.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040103144003.07cc10d9.akpm@osdl.org> User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 553 Lines: 11 On Sat, Jan 03, 2004 at 02:40:03PM -0800, Andrew Morton wrote: > No effort was made to optimise buffered blockdev reads because it is not > very important and my main interest was in data coherency and filesystem > metadata consistency. Does that mean that blockdev reads will populate the pagecache in 2.6? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/