Based on the existing _filter_agno helper.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
common/xfs | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/common/xfs b/common/xfs
index 39650bac6c23..98f50e6dc04b 100644
--- a/common/xfs
+++ b/common/xfs
@@ -2274,3 +2274,13 @@ _scratch_find_rt_metadir_entry() {
return 1
}
+
+# extract the realtime grou number from xfs_bmap output
+_filter_rgno()
+{
+ # the rg number is in column 4 of xfs_bmap output
+ perl -ne '
+ $rg = (split /\s+/)[4] ;
+ if ($rg =~ /\d+/) {print "$rg "} ;
+ '
+}
--
2.47.2
