During system shutdown, we want each module to release its
claim and close any open descriptors when one of its bdevs
is unregistered.
This prepares for a future patch which will unregister
bdevs at shutdown in reverse order - i.e the RAID bdev
will be unregistered before its member disks.
Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ib4c2b9d25463e420dbc4ec5d3d7030e3d6e8d981
Reviewed-on: https://review.gerrithub.io/420927
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>