On Mon, Aug 20, 2012 at 08:40:21PM -0400, Martin K. Petersen wrote:
> >>>>> "Pasi" == Pasi Kärkkäinen <pasik@xxxxxx> writes:
>
> Pasi> Btw do you know the current status of T10 PI support in md/dm
> Pasi> raid? If I understood correctly there's some support for
> Pasi> raid0/raid1 implemented..
>
> Yes. The only thing that doesn't work is RAID5/6.
>
Ok, thanks for confirming that.
>
> Pasi> Are there any docs how to enable/disable/configure T10 PI for
> Pasi> md/dm raid? Perhaps the
> Pasi> <bdev>/integrite/{write_enable|read_verify} work directly for the
> Pasi> md/dm device?
>
> You don't have to configure anything. If all component devices are
> capable the md/dm device will register a suitable integrity profile.
>
Oh, nice! I'll have to try it once I get some drives with PI.
-- Pasi
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