diff options
Diffstat (limited to 'ctree.h')
-rw-r--r-- | ctree.h | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -1045,6 +1045,12 @@ struct btrfs_root { #define BTRFS_QGROUP_RELATION_KEY 246 /* + * Persistently stores the io stats in the device tree. + * One key for all stats, (0, BTRFS_DEV_STATS_KEY, devid). + */ +#define BTRFS_DEV_STATS_KEY 249 + +/* * string items are for debugging. They just store a short string of * data in the FS */ |