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authorWang Shilong <wangsl-fnst@cn.fujitsu.com>2013-10-07 15:21:40 +0800
committerChris Mason <chris.mason@fusionio.com>2013-10-16 08:23:12 -0400
commit0944502866628d6b31fb628108c3811465940760 (patch)
tree0f7341924c9704059172ee241c31b7a0933d2b4a /qgroup.c
parent14b6c32037b19a860132e4e37c09d2d9705ee500 (diff)
Btrfs-progs: introduce '-r' option to print max referenced size of qgroups
This patch introduces '-r' option to print max referenced size of qgroups. You may use it like: btrfs qgroup show -r <path> Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com> Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: David Sterba <dsterba@suse.cz> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'qgroup.c')
-rw-r--r--qgroup.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/qgroup.c b/qgroup.c
index 1592dd49..f9eb52dc 100644
--- a/qgroup.c
+++ b/qgroup.c
@@ -87,6 +87,10 @@ struct {
.column_name = "Excl",
.need_print = 1,
},
+ { .name = "max_rfer",
+ .column_name = "Max_rfer",
+ .need_print = 0,
+ },
{
.name = "parent",
.column_name = "Parent",
@@ -166,6 +170,9 @@ static void print_qgroup_column(struct btrfs_qgroup *qgroup,
case BTRFS_QGROUP_PARENT:
print_parent_column(qgroup);
break;
+ case BTRFS_QGROUP_MAX_RFER:
+ printf("%llu", qgroup->max_rfer);
+ break;
case BTRFS_QGROUP_CHILD:
print_child_column(qgroup);
break;