diff options
Diffstat (limited to 'fs/btrfs/delayed-ref.h')
| -rw-r--r-- | fs/btrfs/delayed-ref.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h index fd9bf2b709c0..65d6dd42287d 100644 --- a/fs/btrfs/delayed-ref.h +++ b/fs/btrfs/delayed-ref.h @@ -9,10 +9,16 @@ #include <linux/refcount.h> /* these are the possible values of struct btrfs_delayed_ref_node->action */ -#define BTRFS_ADD_DELAYED_REF 1 /* add one backref to the tree */ -#define BTRFS_DROP_DELAYED_REF 2 /* delete one backref from the tree */ -#define BTRFS_ADD_DELAYED_EXTENT 3 /* record a full extent allocation */ -#define BTRFS_UPDATE_DELAYED_HEAD 4 /* not changing ref count on head ref */ +enum btrfs_delayed_ref_action { + /* Add one backref to the tree */ + BTRFS_ADD_DELAYED_REF = 1, + /* Delete one backref from the tree */ + BTRFS_DROP_DELAYED_REF, + /* Record a full extent allocation */ + BTRFS_ADD_DELAYED_EXTENT, + /* Not changing ref count on head ref */ + BTRFS_UPDATE_DELAYED_HEAD, +} __packed; struct btrfs_delayed_ref_node { struct rb_node ref_node; @@ -183,7 +189,7 @@ enum btrfs_ref_type { BTRFS_REF_DATA, BTRFS_REF_METADATA, BTRFS_REF_LAST, -}; +} __packed; struct btrfs_data_ref { /* For EXTENT_DATA_REF */ @@ -223,7 +229,7 @@ struct btrfs_tree_ref { struct btrfs_ref { enum btrfs_ref_type type; - int action; + enum btrfs_delayed_ref_action action; /* * Whether this extent should go through qgroup record. |