nvme/rc: Add common file_path name define

Add common file_path name as global definition so that we can reuse it.

Signed-off-by: Daniel Wagner <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
[Shin'ichiro: added export to def_file_path]
Signed-off-by: Shin'ichiro Kawasaki <[email protected]>

Author: dwsuse

tests/nvme/rc

@@ -17,6 +17,7 @@ def_local_wwpn="0x20001100aa000002"
 def_hostid="0f01fb42-9f7f-4856-b0b3-51e60b8de349"
 def_hostnqn="nqn.2014-08.org.nvmexpress:uuid:${def_hostid}"
 export def_subsysnqn="blktests-subsystem-1"
+export def_file_path="${TMPDIR}/img"
 nvme_trtype=${nvme_trtype:-"loop"}
 nvme_img_size=${nvme_img_size:-"1G"}
 nvme_num_iter=${nvme_num_iter:-"1000"}