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From: Christoph Hellwig <hch@infradead.org>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: [PATCH] scsi_debug: Thin provisioning support
Date: Thu, 29 Oct 2009 03:09:49 -0400	[thread overview]
Message-ID: <20091029070949.GA22077@infradead.org> (raw)
In-Reply-To: <yq1d44o8piw.fsf@sermon.lab.mkp.net>

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.


  parent reply	other threads:[~2009-10-29  7:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-15 18:45 [PATCH] scsi_debug: Thin provisioning support Martin K. Petersen
2009-10-29  5:48 ` Douglas Gilbert
2009-10-29  7:09 ` Christoph Hellwig [this message]
2009-10-30  2:33   ` Martin K. Petersen
2009-10-29  7:23 ` Christoph Hellwig
2009-10-30  2:40   ` Martin K. Petersen

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