b2dd6e7ec2
This is a preparation to add completion callback to the destroy_raid_bdev RPC. Change-Id: Ib58b7e6d8531c84ab5e4fce7a838e409e77a0de5 Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com> Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/450571 Reviewed-by: Changpeng Liu <changpeng.liu@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com> Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>