tree 916dfc2000208ddb8cc5e829ddef190cf9049cff
parent 47bc227deedbcf3ac214a2d922c28dfa5e403f09
author Rakesh Pandit <rakesh@tuxera.com> 1507898750 +0200
committer Jens Axboe <axboe@kernel.dk> 1507905297 -0600

lightnvm: prevent target type module removal when in use

If target type module e.g. pblk here is unloaded (rmmod) while module
is in use (after creating target) system crashes.  We fix this by
using module API refcnt.

Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>