From: Kay Sievers <kay.sievers@vrfy.org>
To: linux-hotplug@vger.kernel.org
Subject: Re: USB mass storage unplug problem
Date: Wed, 24 Aug 2005 19:18:36 +0000 [thread overview]
Message-ID: <20050824191836.GB9483@vrfy.org> (raw)
In-Reply-To: <005801c5a8b3$79c197f0$9500a8c0@micronasnit.com>
On Wed, Aug 24, 2005 at 03:55:24PM +0200, Lalso Benarik wrote:
> We are developing application for coping of the content of the USB mass
> storage for it we are using Fedora Core 3.
> During the testing we have experienced the following problem:
> - start coping data from the device (it is the same if you copy the data to
> the device) to hard disk: cp /media/CopyDisk/* /copydir/
> - during copy process remove the USB flash.
> - After it, the Linux doesn't see any more USB mass storage devices, and
> usually the process that was doing the coping is active, and can not be
> killed.
> The same happens if I make a C code doing the coping.
> Does any one know ho to deal with it? I need error reported to my
> application.
> The same problem occurs with the Fedora Core 4.
It's likely a kernel bug in the SCSI layer that does not cleanup the
error handler. I think it was fixed with one of the later kernels:
http://marc.theaimsgroup.com/?l=linux-scsi&m\x111172700500878&w=2
But it may be another problem, if you still can reproduce it with the
latest kernel.
Kay
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prev parent reply other threads:[~2005-08-24 19:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-24 13:55 USB mass storage unplug problem Lalso Benarik
2005-08-24 19:18 ` Kay Sievers [this message]
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