Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759196AbYFFOlk (ORCPT ); Fri, 6 Jun 2008 10:41:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756696AbYFFOl3 (ORCPT ); Fri, 6 Jun 2008 10:41:29 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:32883 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756634AbYFFOl2 (ORCPT ); Fri, 6 Jun 2008 10:41:28 -0400 From: "Rafael J. Wysocki" To: James Bottomley Subject: Re: 2,6.26-rc4-git2 - long pause during boot Date: Fri, 6 Jun 2008 16:42:06 +0200 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: chris2553@googlemail.com, Andrew Morton , LKML , linux-scsi@vger.kernel.org, Hannes Reinecke References: <200806010415.05290.chris2553@googlemail.com> <200806060607.29460.chris2553@googlemail.com> <1212761485.3466.6.camel@localhost.localdomain> In-Reply-To: <1212761485.3466.6.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200806061642.07563.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3161 Lines: 76 On Friday, 6 of June 2008, James Bottomley wrote: > On Fri, 2008-06-06 at 06:07 +0000, Chris Clayton wrote: > > On Friday 06 June 2008, Andrew Morton wrote: > > > On Sun, 1 Jun 2008 04:15:05 +0000 Chris Clayton > > wrote: > > > > Hi, > > > > > > > > I've just started testing 2.6.26 on my desktop machine and have found > > > > that I get a long pause (20 seconds or so) as the system boots. By pause > > > > I mean that the boot messages that normally scroll by stop doing so for, > > > > as I say, about 20 seconds. > > > > > > > > I've done a bisect and arrived at: > > > > > > > > b0ed43360fdca227048d88a08290365cb681c1a8 is first bad commit > > > > commit b0ed43360fdca227048d88a08290365cb681c1a8 > > > > Author: Hannes Reinecke > > > > Date: Tue Mar 18 14:32:28 2008 +0100 > > > > > > > > [SCSI] add scsi_host and scsi_target to scsi_bus > > > > > > > > This patch implements scsi_host and scsi_target device types > > > > and adds both to the scsi_bus. > > > > > > > > Signed-off-by: Hannes Reinecke > > > > Signed-off-by: Kay Sievers > > > > Signed-off-by: James Bottomley > > > > > > > > > > > > :040000 040000 4e3140909966b4c9aa987d34ee4078d283fe0351 > > > > > > > > 46e4fd28cc537ba700eb4f5652abf043fed4d76d M drivers > > > > > > > > The config file for that kernel is attached as are the kernel log for > > > > booting that kernel and the bisect log. > > > > > > > > I've also noticed that it takes much longer for icons to appear on my > > > > desktop when I plug a usb storage device in. (The icons are shown/hidden > > > > by a simple sctript that is run via udev when the device is > > > > attached/detached.) > > > > > > Do you believe that this is the same period? 20 seconds? > > > > > > > Thanks for the reply, Andrew. I was beginning to think that I'd committed an > > LKML sin :-) > > > > Yes, it is about the same. On 2.6.25.4 (and earlier), the icons appear within a > > second or two, but with 2.6.26-rc2 or later, it takes about 20 seconds. I've > > now built and installed -rc5 and am seeing the same behaviour. > > > > I've also built -rc5 on my laptop. On that my kernel uses the older IDE drivers > > rather than libata. The boot proceeds with no pause, but I do see the same > > delay in the desktop icons appearing when I attach a usb-storage device. > > > > > > Let me know of any way I can help solve this. > > > > > > > > Please cc me to any reply as I'm not subscribed. > > > > > > cc's added. > > > > > > Rafael, we might need to track this as a post-2.6.26 regression. > > It already is ... as I asked in the actual bug (but no-one seems to have > noticed, so I assume the bug entry isn't set up correctly). The bug reporter has no Bugzilla account, so I couldn't add him to the CC list of the bug. Thanks, Rafael -- 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/