dm: introduce a new DM_MAPIO_KILL return value
authorChristoph Hellwig <hch@lst.de>
Wed, 26 Apr 2017 07:40:39 +0000 (09:40 +0200)
committerMike Snitzer <snitzer@redhat.com>
Mon, 1 May 2017 22:19:03 +0000 (18:19 -0400)
commit412445acb6cad4cef026daae37c4765fb9942c60
tree52b970ffec3a57e313473e67205729a696c743ec
parent7ed8578a96ad98231d8bf6388f776e034673e18a
dm: introduce a new DM_MAPIO_KILL return value

This untangles the DM_MAPIO_* values returned from ->clone_and_map_rq
from the error codes used by the block layer.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-rq.c
drivers/md/dm-target.c
include/linux/device-mapper.h