From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264526AbUHAF33 (ORCPT ); Sun, 1 Aug 2004 01:29:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264843AbUHAF33 (ORCPT ); Sun, 1 Aug 2004 01:29:29 -0400 Received: from hierophant.serpentine.com ([66.92.13.71]:49365 "EHLO demesne.serpentine.com") by vger.kernel.org with ESMTP id S264526AbUHAF32 (ORCPT ); Sun, 1 Aug 2004 01:29:28 -0400 Subject: Re: Recent 2.6 kernels can't read an entire ATAPI CD or DVD From: "Bryan O'Sullivan" To: Jens Axboe Cc: Robert Love , Arjan van de Ven , Dave Jones , Edward Angelo Dayao , linux-kernel@vger.kernel.org In-Reply-To: <20040730055333.GC7925@suse.de> References: <20040728053107.GB11690@suse.de> <20040728065319.GD11690@suse.de> <20040728145228.GA9316@redhat.com> <20040728145543.GB18846@devserv.devel.redhat.com> <20040728163353.GJ10377@suse.de> <20040728170507.GK10377@suse.de> <1091051858.13651.1.camel@camp4.serpentine.com> <20040729084928.GR10377@suse.de> <1091166553.1982.9.camel@localhost> <20040730055333.GC7925@suse.de> Content-Type: text/plain Date: Sat, 31 Jul 2004 22:29:27 -0700 Message-Id: <1091338167.9028.12.camel@camp4.serpentine.com> Mime-Version: 1.0 X-Mailer: Evolution 1.5.9.1 (1.5.9.1-2) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2004-07-30 at 07:53 +0200, Jens Axboe wrote: > read-ahead doesn't matter on ripping audio, just for fs work. When I tried using dd with readahead off, I got the same error almost immediately, instead of after a number of seconds. In other words, it made the problem worse.