On Thu, 25 Jul 2013, Philipp Dreimann wrote:
> On Wed, Jul 24, 2013 at 11:03 PM, Alan Stern <st...@rowland.harvard.edu>
> wrote:
> > On Wed, 24 Jul 2013, Philipp Dreimann wrote:
> >
> >> Hello,
> >>
> >> one of my external HDDs does not work using 3.11-rc2. The drive works
> >> using 3.10, and 3.9, except for a suspend/resume issue described here:
> >> https://bugzilla.redhat.com/show_bug.cgi?id=984189 .
> > The problem is caused by some program on your computer sending a
> > command to the drive that it can't handle (SCSI INQUIRY command with a
> > transfer length of 512). It is not a kernel problem.
>
> Thanks, I can reproduce the issue using kernel 3.9.9 and
> $ sg_inq -l 512 /dev/sdb
>
> I am guessing that this is the reason for the suspend/resume issues
> with 3.9 and 3.10 as well. A look at the program's code might reveal
> why this was not triggered on 3.9 and 3.10 as bad as on 3.11...
It turns out I was probably wrong. Take a look at this message:
http://marc.info/?l=linux-scsi&m=137511040432420&w=2
The patch in that email may fix your problem.
Alan Stern
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