[blktests PATCH 1/2] nvme: handle model attr in subsys create helper

[Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>]

This patch allows _create_nvmet_subsystem to handle and optionally
set model attribute for the subsys.
---
 tests/nvme/rc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/nvme/rc b/tests/nvme/rc
index 40f0413..2d11e2e 100644
--- a/tests/nvme/rc
+++ b/tests/nvme/rc
@@ -121,10 +121,14 @@ _create_nvmet_subsystem() {
 	local nvmet_subsystem="$1"
 	local blkdev="$2"
 	local uuid=$3
+	local model=$4
 	local cfs_path="${NVMET_CFS}/subsystems/${nvmet_subsystem}"
 
 	mkdir -p "${cfs_path}"
 	echo 1 > "${cfs_path}/attr_allow_any_host"
+	if [ -f "${cfs_path}/attr_model" ] && [ ! -z ${model+x} ]; then
+		echo -n ${model} > "${cfs_path}/attr_model"
+	fi
 	_create_nvmet_ns "${nvmet_subsystem}" "1" "${blkdev}" "${uuid}"
 }
 
-- 
2.22.1