dm snapshot: rename exception functions

Rename exception functions.  Preparing to pull them out of
dm-snap.c for broader use.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Reviewed-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Jon Brassow 2009-12-10 23:52:11 +00:00 • committed by Alasdair G Kergon
commit 3510cb94ff