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Date:      Wed, 27 Jun 2012 22:08:05 +0200
From:      Hans Petter Selasky <hselasky@c2i.net>
To:        Alexander Motin <mav@freebsd.org>
Cc:        freebsd-usb@freebsd.org
Subject:   Re: [usb] Kingston 8Gb is not usable
Message-ID:  <201206272208.05877.hselasky@c2i.net>
In-Reply-To: <4FEB4813.6030007@FreeBSD.org>
References:  <4FE9AB28.3070704@passap.ru> <201206271826.33128.hselasky@c2i.net> <4FEB4813.6030007@FreeBSD.org>

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On Wednesday 27 June 2012 19:51:15 Alexander Motin wrote:
> On 06/27/12 19:26, Hans Petter Selasky wrote:
> > On Wednesday 27 June 2012 18:15:24 Hans Petter Selasky wrote:
> >> ERR=STALLED
> > 
> > Retrying might not work, until sense is cleared, due to stalled error.
> > 
> > MAV: Maybe that failed prevent-allow medium removal left a sense error
> > that needs to be cleared.
> 
> It should be cleared by fetching sense command. As I was assured by
> several people, it is SIM (controller driver, umass) obligation to fetch
> sense and respectively clear it when error detected. But not sure what
> should umass do if this device STALLs. May be should try to do it also.
> So far I haven't see any properly fetched sense from it in provided logs.

Are you sure? And where should the sense output be sent?

--HPS



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