dm cache: pull out some bitset utility functions for reuse

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Joe Thornber 2015-05-15 15:22:02 +01:00 • committed by Mike Snitzer
commit 451b9e0071
2 changed files with 28 additions and 24 deletions