Re: 2,6.26-rc4-git2 - long pause during boot

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Friday, 6 of June 2008, Andrew Morton wrote:
> On Sun, 1 Jun 2008 04:15:05 +0000 Chris Clayton <chris2553@googlemail.com> 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 <hare@suse.de>
> > 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 <hare@suse.de>
> >     Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
> >     Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
> > 
> > :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?
> 
> > 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.

We're tracking it as http://bugzilla.kernel.org/show_bug.cgi?id=10861 .

Thanks,
Rafael