dm stripe: add DAX support

Change dm-stripe to implement direct_access function,
stripe_direct_access(), which maps bdev and sector and
calls direct_access function of its physical target device.

Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Toshi Kani 2016-06-24 12:23:30 -06:00 • committed by Mike Snitzer
commit beec25b457