Re: 2.a.30-rc7: fat filesystem misdetected as amiga
From: Michael S. Tsirkin
Date: Mon May 25 2009 - 17:24:40 EST
On Mon, May 25, 2009 at 05:08:12PM -0400, Alan Stern wrote:
> 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.
Who would know? The scsi crowd?
> > > 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
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