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

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Date:	Wed, 30 Jul 2008 15:50:04 -0400
From:	Douglas Gilbert <dougg@...que.net>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
CC:	Alan Stern <stern@...land.harvard.edu>,
	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

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).

The patches to fix this that I have tried do not apply
cleanly to lk 2.6.26 (and break during compile if forced:
"us->fflags" is not defined).

Is there a lk 2.6.26 patch available?

Doug Gilbert
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