block/004: reset zones of TEST_DEV before fio operation

When test target is a zoned block device with max_active_zones limit
larger than max_open_zones, fio write operation may fail depending on
zone conditions. To avoid the failure, reset zones of the device before
the fio run.

Signed-off-by: Shin'ichiro Kawasaki <[email protected]>

Author: kawasaki

tests/block/004

@@ -15,7 +15,10 @@ requires() {
 }
 
 device_requires() {
-	! _test_dev_is_zoned || _have_fio_zbd_zonemode
+	if _test_dev_is_zoned; then
+		_have_fio_zbd_zonemode
+		_have_program blkzone
+	fi
 }
 
 test_device() {
@@ -24,6 +27,7 @@ test_device() {
 	local -a opts=()
 
 	if _test_dev_is_zoned; then
+		blkzone reset "$TEST_DEV"
 		_test_dev_set_scheduler deadline
 		opts+=("--direct=1" "--zonemode=zbd")
 		opts+=("--max_open_zones=$(_test_dev_max_open_active_zones)")