Discard and Write Zeroes commands was supported with
commit 1f23816b in Linux virtio-blk driver. While
here, also add the support in SPDK vhost target.
Change-Id: I425be2a4961eac04e27ff71151d40c8d799cd37d
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/c/431723
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>