From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758855AbYDLBnQ (ORCPT ); Fri, 11 Apr 2008 21:43:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756096AbYDLBnF (ORCPT ); Fri, 11 Apr 2008 21:43:05 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:54405 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755827AbYDLBnC (ORCPT ); Fri, 11 Apr 2008 21:43:02 -0400 Message-ID: <480013A3.1010502@garzik.org> Date: Fri, 11 Apr 2008 21:42:59 -0400 From: Jeff Garzik User-Agent: Thunderbird 2.0.0.12 (X11/20080226) MIME-Version: 1.0 To: Tejun Heo CC: Volker Armin Hemmann , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Peer Chen , Kuan Luo Subject: Re: 2.6.24.X: SATA/AHCI related boot delay. - not with 2.6.24.3 References: <200803091922.33083.volker.armin.hemmann@tu-clausthal.de> <200804031347.20352.volker.armin.hemmann@tu-clausthal.de> <47FEFFC6.4@gmail.com> <200804111355.55364.volker.armin.hemmann@tu-clausthal.de> <48000FF8.300@gmail.com> In-Reply-To: <48000FF8.300@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.4 (----) X-Spam-Report: SpamAssassin version 3.2.4 on srv5.dvmed.net summary: Content analysis details: (-4.4 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tejun Heo wrote: > Volker Armin Hemmann wrote: >> Hi, >> >>> Aiee.... Can you please try 2.6.25-rc8 with both configurations? And >>> w/o systemrescuecd? Just seeing whether things mount properly or not is >>> good enough. There isn't much risk of losing data. >> >> 2.6.25-rc8 is a 'no change'. AHCI+pci=nomsi boots, AHCI without hangs. >> with AHCI I also get this: >> >> [ 0.363828] ------------[ cut here ]------------ >> [ 0.363828] WARNING: at drivers/ata/ahci.c:645 >> ahci_init_one+0x190/0xa3a() >> [ 0.363828] Modules linked in: >> [ 0.363828] Pid: 1, comm: swapper Not tainted 2.6.25-rc8 #2 > > Heh.. that's AHCI_EN not getting set. Peer, any ideas? The driver set > AHCI_EN in the HOST_CTL register but on reading back it's still clear. Possibly the hardware is not idle? I wonder if the BIOS is doing anything with the IDE interface. _Probably_ not, but that is certainly a situation where switching to AHCI can be a problem for certain AHCI chips. Jeff