tree d4c8842cad77c668b7054f62c24eedfaf0e2a1e3
parent 1dd40c3ecd9b8a4ab91dbf2e6ce10b82a3b5ae63
author Mikulas Patocka <mpatocka@redhat.com> 1394836932 -0400
committer Mike Snitzer <snitzer@redhat.com> 1401817447 -0400

dm snapshot: allocate a per-target structure for snapshot-origin target

Allocate a per-target dm_origin structure.  This is a prerequisite for
the next commit ("dm snapshot: do not split read bios sent to
snapshot-origin target") which adds a new member to this structure.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>