linux-kernel - Re: [usb-storage] BUG: SCSI: usb storage SDHC card doesn't work in 2.6.27-rc1

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Message-ID: <Pine.LNX.4.44L0.0807301124280.2584-100000@iolanthe.rowland.org>
Date:	Wed, 30 Jul 2008 11:27:07 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
cc:	Matthew Dharm <mdharm-kernel@...-eyed-alien.net>,
	Matthew Frost <artusemrys@...oo.com>,
	USB Storage list <usb-storage@...ts.one-eyed-alien.net>,
	<linux-kernel@...r.kernel.org>,
	linux-scsi <linux-scsi@...r.kernel.org>,
	Matt Frost <artusemrys@...global.net>
Subject: Re: [usb-storage] BUG: SCSI: usb storage SDHC card doesn't work in
 2.6.27-rc1

On Wed, 30 Jul 2008, James Bottomley wrote:

> On Wed, 2008-07-30 at 10:17 -0400, Alan Stern wrote:
> > On Tue, 29 Jul 2008, Matthew Dharm wrote:
> > 
> > > Actually, I'm seriously starting to think that US_FL_IGNORE_RESIDUE should
> > > just become a sysfs parameter which defaults to the 'ignore' state...
> > 
> > We have to be careful; there definitely are devices out there which 
> > need to use the Residue.
> 
> This is sort of a tradeoff ... there was one complaint I saw where a
> device turned read only without the fix idenitifed in this report.
> Devices broken by the fix are definitely crawling out of the woodwork
> now.  Either this patch needs to be reverted or a new fix needs to be
> applied soon (and to stable).

I would expect this patch:

	http://marc.info/?l=linux-usb&m=121734710306509&w=2

to take care of most of the problems.  But it hasn't yet been merged,
and it can't go into -stable until then.

Alan Stern

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