[PATCH 2/5] common/xfs: Add function to detect support for metadump v2

[Chandan Babu R <chandanbabu@kernel.org>]

This commit defines a new function to help detect support for metadump v2.

Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
---
 common/xfs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/common/xfs b/common/xfs
index 38094828..558a6bb5 100644
--- a/common/xfs
+++ b/common/xfs
@@ -698,6 +698,14 @@ _xfs_mdrestore() {
 	$XFS_MDRESTORE_PROG $options "${metadump}" "${device}"
 }
 
+_scratch_metadump_v2_supported()
+{
+	$XFS_DB_PROG -c "help metadump" $SCRATCH_DEV | \
+		grep -q "Metadump version to be used"
+
+	return $?
+}
+
 # Snapshot the metadata on the scratch device
 _scratch_xfs_metadump()
 {
-- 
2.43.0