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Diffstat (limited to 'include/uapi/linux/btrfs_tree.h')
-rw-r--r--include/uapi/linux/btrfs_tree.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 8b4def6aee52..c25fc9614594 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -1277,6 +1277,15 @@ struct btrfs_qgroup_status_item {
* of the scan. It contains a logical address
*/
__le64 rescan;
+
+ /*
+ * The generation when quotas were last enabled. Used by simple quotas to
+ * avoid decrementing when freeing an extent that was written before
+ * enable.
+ *
+ * Set only if flags contain BTRFS_QGROUP_STATUS_FLAG_SIMPLE_MODE.
+ */
+ __le64 enable_gen;
} __attribute__ ((__packed__));
struct btrfs_qgroup_info_item {