dm verity: factor out structures and functions useful to separate object

Prepare for an optional verity object to make use of existing dm-verity
structures and functions.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Sami Tolvanen 2015-12-03 16:01:51 -05:00 • committed by Mike Snitzer
commit ffa393807c
2 changed files with 128 additions and 100 deletions