diff options
Diffstat (limited to 'fs/btrfs/qgroup.h')
| -rw-r--r-- | fs/btrfs/qgroup.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h index f7d6f06ab555..50dea9a2d8fb 100644 --- a/fs/btrfs/qgroup.h +++ b/fs/btrfs/qgroup.h @@ -8,6 +8,7 @@ #include <linux/spinlock.h> #include <linux/rbtree.h> +#include <linux/kobject.h> #include "ulist.h" #include "delayed-ref.h" @@ -223,8 +224,18 @@ struct btrfs_qgroup { */ u64 old_refcnt; u64 new_refcnt; + + /* + * Sysfs kobjectid + */ + struct kobject kobj; }; +static inline u64 btrfs_qgroup_subvolid(u64 qgroupid) +{ + return (qgroupid & ((1ULL << BTRFS_QGROUP_LEVEL_SHIFT) - 1)); +} + /* * For qgroup event trace points only */ |