[PATCH V5 02/13] common/xfs: Add a helper to get an inode fork's extent count

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This commit adds the helper _scratch_get_iext_count() which returns an
inode fork's extent count.

Signed-off-by: Chandan Babu R <chandanrlinux@xxxxxxxxx>
---
 common/xfs | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/common/xfs b/common/xfs
index 7ec89492..f0ae321e 100644
--- a/common/xfs
+++ b/common/xfs
@@ -914,6 +914,29 @@ _scratch_get_bmx_prefix() {
 	return 1
 }
 
+_scratch_get_iext_count()
+{
+	local ino=$1
+	local whichfork=$2
+	local nextents=0
+	local field=""
+
+	case $whichfork in
+		"attr")
+			field=core.naextents
+			;;
+		"data")
+			field=core.nextents
+			;;
+		*)
+			return 1
+	esac
+
+	nextents=$(_scratch_xfs_get_metadata_field $field "inode $ino")
+
+	echo $nextents
+}
+
 #
 # Ensures that we don't pass any mount options incompatible with XFS v4
 #
-- 
2.29.2




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