The base bdev's reference number is maintained in the bdev
layer, so we don't need to maintain it in this module.
Change-Id: Iffadbde2dbf35d934f273fdcb4b7d19e96394343
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2986
Community-CI: Mellanox Build Bot
Community-CI: Broadcom CI
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: wanghailiang <hailiangx.e.wang@intel.com>