[PATCH v3 1/3] common: add zoned block device checks

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dm-error and dm-snapshot does not have DM_TARGET_ZONED_HM nor
DM_TARGET_MIXED_ZONED_MODEL feature and does not implement
.report_zones(). So, it cannot pass the zone information from the down
layer (zoned device) to the upper layer.

Loop device also cannot pass the zone information.

This patch requires non-zoned block device for the tests using these
ones.

Signed-off-by: Naohiro Aota <naohiro.aota@xxxxxxx>
---
 common/rc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/common/rc b/common/rc
index 84757fc1755e..e0b6d50854c6 100644
--- a/common/rc
+++ b/common/rc
@@ -1837,6 +1837,9 @@ _require_loop()
     else
 	_notrun "This test requires loopback device support"
     fi
+
+    # loop device does not handle zone information
+    _require_non_zoned_device ${TEST_DEV}
 }
 
 # this test requires kernel support for a secondary filesystem
@@ -1966,6 +1969,16 @@ _require_dm_target()
 	if [ $? -ne 0 ]; then
 		_notrun "This test requires dm $target support"
 	fi
+
+	# dm-error cannot handle the zone information
+	#
+	# dm-snapshot and dm-thin-pool cannot ensure sequential writes on
+	# the backing device
+	case $target in
+	error|snapshot|thin-pool)
+		_require_non_zoned_device ${SCRATCH_DEV}
+		;;
+	esac
 }
 
 _zone_type()
-- 
2.32.0




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