This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] vscsi 2TB patches

To: "Samuel Kvasnica" <bugreports@xxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] vscsi 2TB patches
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Tue, 04 Jan 2011 09:47:46 +0000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Tue, 04 Jan 2011 01:48:33 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4D222D71.9020508@xxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <4D222D71.9020508@xxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>>> On 03.01.11 at 21:11, Samuel Kvasnica <bugreports@xxxxxxxxxxxxxx> wrote:
> Hello xen developers,
> the current xen vscsi driver implementation has a nasty >2TB limitation.
> Both the
> backend and frontend driver need a patch - included in the attachments.
> Basically, for the frontend, just the max_cmd_len needs to be set correctly.
> For for the backend, at least the READ_16 and WRITE_16 scsi commands
> vere missing.
> I also enabled/added some more scsi commands to allow tape drives and
> autoloader
> work properly.
> Could please somebody here take care to add this to mainstream code ?
> SuSE people were not interested really and the original author is not

Sort of interesting a statement - iirc we responded that we'd take
the changes once someone knowing the code reviewed them, and
suggested that you post them here (which now you did, but you'll
need to at least one more time to get thing into proper shape as
pointed out by Pasi).

> really known, i.e. "Copyright by Fujitsu Limited". I'm really sick of

The original scsiback and scsifront commits say

Signed-off-by: Tomonari Horikoshi <t.horikoshi@xxxxxxxxxxxxxx>
Signed-off-by: Jun Kamada <kama@xxxxxxxxxxxxxx>

Maybe you want to Cc them when you resubmit.

> patching every new kernel over and over...



Xen-devel mailing list

<Prev in Thread] Current Thread [Next in Thread>