With configuration where there are nested lvol stores we
encounter situation when hotremove and fini functions try
to unload the same lvol store second time (previous unloading
have not finished yet).
Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Change-Id: Icb5d430d17024fbda0e6113b380d8f346a3e9a84
Reviewed-on: https://review.gerrithub.io/388790
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>