The network operations are now asynchronous, so wait for the kernel
to stop using the NVMe partition after unmounting the filesystem.
The kernel is presumably checking for partition tables or unmapping.
Change-Id: Ibefe8e072823a230a896ecfd0adcd9d5fff2723f
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/482926
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Alexey Marchuk <alexeymar@mellanox.com>