linux-kernel - Re: USB serial regression 2.6.31.1 -> 2.6.31.2 [PATCH]

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Date:	Tue, 13 Oct 2009 19:29:51 -0700
From:	Greg KH <greg@...ah.com>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Alan Stern <stern@...land.harvard.edu>,
	Ben Efros <ben@...doctor.com>,
	Josua Dietze <digidietze@...isberghof.de>,
	fangxiaozhi <huananhu@...wei.com>,
	Kernel development list <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>,
	Hugh Blemings <hugh@...mings.org>
Subject: Re: USB serial regression 2.6.31.1 -> 2.6.31.2 [PATCH]

On Wed, Oct 14, 2009 at 10:30:06AM +1100, Benjamin Herrenschmidt wrote:
> On Tue, 2009-10-13 at 10:03 -0400, Alan Stern wrote:
> > On Tue, 13 Oct 2009, Benjamin Herrenschmidt wrote:
> > 
> > > usb-storage: Workaround devices with bogus sense size
> > > 
> > > Some devices, such as Huawei E169, advertise more than the standard
> > > amount of sense data, causing us to set US_FL_SANE_SENSE, assuming
> > > they support it. However, they subsequently fail the request sense
> > > with that size.
> > > 
> > > This works around it generically. When a sense request fails due to
> > > a device returning an error, US_FL_SANE_SENSE was set, and that sense
> > > request used a larger sense size, we retry with a smaller size before
> > > giving up.
> > > 
> > > Based on an original patch by Ben Efros <ben@...doctor.com>
> > > 
> > > Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> > 
> > Acked-by: Alan Stern <stern@...land.harvard.edu>
> 
> Cool. Who's going to commit it ? Greg ? Or should I send it to Linus ?

I will, I'll send it off tomorrow.

thanks,

greg k-h
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