From: Alan Stern <stern@rowland.harvard.edu>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>,
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,
Kernel development list <linux-kernel@vger.kernel.org>,
USB list <linux-usb@vger.kernel.org>
Subject: Re: 2.a.30-rc7: fat filesystem misdetected as amiga
Date: Mon, 25 May 2009 17:08:12 -0400 (EDT) [thread overview]
Message-ID: <Pine.LNX.4.44L0.0905251704490.27717-100000@netrider.rowland.org> (raw)
In-Reply-To: <20090525205353.GB6856@redhat.com>
On Mon, 25 May 2009, Michael S. Tsirkin wrote:
> > So apparently this is a bug in the device; it doesn't respond correctly
> > to the first READ command. But since it does respond correctly to
> > later commands, everything works okay thereafter. You ought to be able
> > to recover from the error by running
> >
> > blockdev --rereadpt /dev/sdb
> >
> > manually.
>
> Yes, this helps.
> Would it make sense for kernel to retry automatically?
> Why doesn't it?
I don't know the details in this case. Most likely the error code
(Logical Block Address Out of Range) is interpreted as a fatal
non-retryable error. For other sorts of errors, the kernel does retry.
> > As far as I can tell, this has nothing to do with any user programs in
> > the distribution. It appears to be entirely the device's fault.
> >
> > Alan Stern
>
> BTW, any idea how come I later get errors apparently from amiga fs?
Not a clue. Unless it was some odd side effect of the partition code
trying to interpret an uninitialized buffer.
Alan Stern
next prev parent reply other threads:[~2009-05-25 21:08 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-25 12:57 2.a.30-rc7: fat filesystem misdetected as amiga Michael S. Tsirkin
2009-05-25 14:00 ` OGAWA Hirofumi
2009-05-25 15:32 ` Alan Stern
2009-05-25 18:48 ` Michael S. Tsirkin
2009-05-25 19:32 ` Kay Sievers
2009-05-25 19:50 ` Michael S. Tsirkin
2009-05-25 20:00 ` Kay Sievers
2009-05-25 20:25 ` Michael S. Tsirkin
2009-05-25 20:37 ` Alan Stern
2009-05-25 20:41 ` Kay Sievers
2009-05-25 20:54 ` Michael S. Tsirkin
2009-05-25 20:53 ` Michael S. Tsirkin
2009-05-25 21:08 ` Alan Stern [this message]
2009-05-25 21:23 ` Michael S. Tsirkin
2009-05-26 14:04 ` Alan Stern
2009-05-26 16:03 ` Michael S. Tsirkin
2009-05-26 16:07 ` Michael S. Tsirkin
2009-05-26 16:51 ` Alan Stern
2009-05-26 16:52 ` Michael S. Tsirkin
2009-05-25 21:47 ` Michael S. Tsirkin
2009-05-25 22:31 ` Andries E. Brouwer
2009-05-25 23:05 ` Kay Sievers
2009-05-26 2:26 ` Ming Lei
2009-05-26 6:17 ` Michael S. Tsirkin
2009-05-26 6:22 ` Michael S. Tsirkin
2009-05-25 23:17 ` Oliver Neukum
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