Re: [PATCH] sd: Update thin provisioning support

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Hi Martin,

On Fri, Sep 10, 2010 at 1:22 AM, Martin K. Petersen
<martin.petersen@xxxxxxxxxx> wrote:
>
> Add support for the Thin Provisioning VPD page and use the TPU and TPWS
> bits to switch between UNMAP and WRITE SAME(16) for discards.  If no TP
> VPD page is present we fall back to old scheme where the max descriptor
> count combined with the max lba count are used trigger UNMAP.
>
> Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>

Nice to see this version includes the fall back to the old scheme.  Thanks!

Acked-by: Mike Snitzer <snitzer@xxxxxxxxxx>
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