USB mass storage issues

Davyd McColl davydm at gmail.com
Thu Jul 16 12:19:22 BST 2009


Will do. Give me some time since this only seems to happen on fairly rare
occasions -- I've had it more than once, but it's not every time (:

-d

On Thu, Jul 16, 2009 at 12:44 PM, Martin Pitt <martin.pitt at ubuntu.com>wrote:

> Hello Davyd,
>
> Davyd McColl [2009-07-07 20:26 +0200]:
> > [421393.358731] sd 22:0:0:0: [sdg] Write Protect is off
> > [421393.358735] sd 22:0:0:0: [sdg] Mode Sense: 34 00 00 00
> > [421393.358738] sd 22:0:0:0: [sdg] Assuming drive cache: write through
> > [421393.358744]  sdg: sdg1
>
> OK, it seems that the kernel detected it alright then.
>
> > Strangely enough though, whilst there is a device /dev/sdg; there is no
> > partition /dev/sdg1.
>
> It could be a race condition in udev for creating those devices. Could
> you do
>
>  udevadm monitor --udev -e 2>&1 | tee /tmp/udev.log
>
> and then do this unplug/plug dance a few times? We need an occurrence
> of the "works" and "fails" case. Once it failed, control-c the monitor
> and file a bug against udev and attach /tmp/udev.log.
>
> Thanks,
>
> Martin
>
> --
> Martin Pitt                        | http://www.piware.de
> Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)
>



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