linux-kernel - Re: [2/4] 2.6.23-rc5: known regressions v2

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Message-ID: <Pine.LNX.4.44L0.0709080935400.20265-100000@netrider.rowland.org>
Date:	Sat, 8 Sep 2007 09:38:33 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Greg KH <gregkh@...e.de>
cc:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	USB development list <linux-usb-devel@...ts.sourceforge.net>,
	Oliver Neukum <oliver@...kum.org>,
	Tino Keitel <tino.keitel@....de>
Subject: Re: [2/4] 2.6.23-rc5: known regressions v2

On Sat, 8 Sep 2007, Greg KH wrote:

> On Sat, Sep 08, 2007 at 01:11:13PM +0200, Michal Piotrowski wrote:
> > USB
> > 
> > Subject         : 2.6.23-rc1: USB hard disk broken
> > References      : http://lkml.org/lkml/2007/7/25/62
> > Last known good : ?
> > Submitter       : Tino Keitel <tino.keitel@....de>
> > Caused-By       : ?
> > Handled-By      : Oliver Neukum <oliver@...kum.org>
> > Status          : unknown
> > 
> > Subject         : USB hard disk broken in 2.6.23-rc3 (autosuspend related)
> > References      : http://bugzilla.kernel.org/show_bug.cgi?id=8892
> > Last known good : ?
> > Submitter       : Roman Jarosz <kedgedev@...trum.cz>
> > Caused-By       : ?
> > Handled-By      : Alan Stern <stern@...land.harvard.edu>
> > Workaround      : echo -1 >/sys/bus/usb/devices/1-4/power/autosuspend
> > Status          : possible hardware problem
> 
> Oliver and Alan, is there any info about these?  Anything that I can
> help out with?

We're still waiting to hear back from Tino.

Last week I submitted a patch adding Roman's device to the USB quirks 
list.  IIRC the device is one of those troublesome Genesys USB-IDE 
adapters; most of the time it resumes correctly but every now and then 
it fails.  The patch should be somewhere on your input queue.

Alan Stern

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