From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH] scsi_debug: Thin provisioning support
Date: Thu, 29 Oct 2009 03:09:49 -0400
Message-ID: <20091029070949.GA22077@infradead.org>
References: <yq1d44o8piw.fsf@sermon.lab.mkp.net>
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To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org

On Thu, Oct 15, 2009 at 02:45:27PM -0400, Martin K. Petersen wrote:
> 
> This version fixes 64-bit modulo on 32-bit as well as inadvertent map
> updates when TP was disabled.


Just started testing this my fs discard support and I noticed that you
track the mapping state globally.  Given that scsi_debug supports
multiple devices that seems rather suboptimal.