[PATCH v6 02/11] fstests: add _clone_mount_option() helper

Adds _clone_mount_option() helper function to handle filesystem-specific
requirements for mounting cloned devices. Abstract the need for -o nouuid
on XFS.

Signed-off-by: Anand Jain <[email protected]>
---
 common/rc | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/common/rc b/common/rc
index d7e3e0bdfb1e..937f478963b4 100644
--- a/common/rc
+++ b/common/rc
@@ -414,6 +414,23 @@ _scratch_mount_options()
 					$SCRATCH_DEV $SCRATCH_MNT
 }
 
+# Return filesystem-specific mount options required for mounting clone/snapshot
+# devices.
+_clone_mount_option()
+{
+	local mount_opts=""
+
+	case "$FSTYP" in
+	xfs)
+		# Allow mounting a duplicate filesystem on the same host
+		mount_opts="-o nouuid"
+		;;
+	*)
+	esac
+
+	echo $mount_opts
+}
+
 _supports_filetype()
 {
 	local dir=$1
-- 
2.43.0