[dm-devel] [PATCH 6/6] dm: remove the block_device reference in struct mapped_device

[Mike Snitzer]

On Mon, Nov 16 2020 at  4:20pm -0500,
Christoph Hellwig <hch at lst.de> wrote:

> Get rid of the long-lasting struct block_device reference in
> struct mapped_device.  The only remaining user is the freeze code,
> where we can trivially look up the block device at freeze time
> and release the reference at thaw time.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Acked-by: Mike Snitzer <snitzer at redhat.com>