[dm-devel] [PATCH] Emulate BLKRRPART on device-mapper
Alasdair G Kergon
agk at redhat.com
Mon Jul 20 18:23:24 UTC 2009
On Wed, Jul 08, 2009 at 02:14:50PM +0530, Nikanth Karthikesan wrote:
> From: Hannes Reinecke <hare at suse.de>
> Subject: Emulate BLKRRPART on device-mapper
>
> Partitions on device-mapper devices are managed by kpartx (if at
> all). So if we were just to send out a 'change' event if someone
> called BLKRRPART on these devices, kpartx will be triggered via udev
> and can manage the partitions accordingly.
>
> Signed-off-by: Hannes Reinecke <hare at suse.de>
> Signed-off-by: Nikanth Karthikesan <knikanth at suse.de>
Please could I have a 'Tested-by' for this one?
I agree with the idea, but I need some evidence that this specific patch
works correctly. (The block layer is supposed to handle that class
of ioctls itself and I didn't think dm saw them.)
Alasdair
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