linux-kernel - Re: usb hdd problems with 2.6.27.2

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Message-ID: <Pine.LNX.4.44L0.0810271625420.2190-100000@iolanthe.rowland.org>
Date:	Mon, 27 Oct 2008 16:36:01 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Luciano Rocha <luciano@...otux.com>
cc:	James Bottomley <James.Bottomley@...senPartnership.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux-Kernel <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>,
	SCSI development list <linux-scsi@...r.kernel.org>
Subject: Re: usb hdd problems with 2.6.27.2

On Mon, 27 Oct 2008, Luciano Rocha wrote:

> On Mon, Oct 27, 2008 at 11:38:13AM -0400, Alan Stern wrote:
> > On Mon, 27 Oct 2008, Luciano Rocha wrote:
> > 
> > > Hm, where in the code can I change it to return less that what it thinks
> > > is the last sector?
> > 
> > I can write a patch to do that for you.  However I'm more interested in 
> > solving the "infinite-retry" problem first.

Here's the promised patch.

Alan Stern



Index: usb-2.6/drivers/usb/storage/unusual_devs.h
===================================================================
--- usb-2.6.orig/drivers/usb/storage/unusual_devs.h
+++ usb-2.6/drivers/usb/storage/unusual_devs.h
@@ -1251,6 +1251,13 @@ UNUSUAL_DEV( 0x0839, 0x000a, 0x0001, 0x0
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_INQUIRY),
 
+/* Reported by Luciano Rocha <luciano@...otux.com> */
+UNUSUAL_DEV( 0x0840, 0x0082, 0x0001, 0x0001,
+		"Argosy",
+		"Storage",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY),
+
 /* Entry and supporting patch by Theodore Kilgore <kilgota@...urn.edu>.
  * Flag will support Bulk devices which use a standards-violating 32-byte
  * Command Block Wrapper. Here, the "DC2MEGA" cameras (several brands) with

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