dm thin: relax external origin size constraints
authorJoe Thornber <ejt@redhat.com>
Fri, 13 Jun 2014 13:47:24 +0000 (14:47 +0100)
committerMike Snitzer <snitzer@redhat.com>
Fri, 1 Aug 2014 16:30:32 +0000 (12:30 -0400)
commite5aea7b49f2b1fd01f35ca7abeb76f5c56128a55
tree02a829b3be21ed5cf51f2fe585a1a751f25a7599
parent50f3c3efdd5773d90396be07a7ecaa58227ff906
dm thin: relax external origin size constraints

Track the size of any external origin.  Previously the external origin's
size had to be a multiple of the thin-pool's block size, that is no
longer a requirement.  In addition, snapshots that are larger than the
external origin are now supported.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-thin.c