#define BTRFS_BALANCE_ARGS_DRANGE (1ULL << 3)
#define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4)
#define BTRFS_BALANCE_ARGS_LIMIT (1ULL << 5)
+#define BTRFS_BALANCE_ARGS_LIMIT_RANGE (1ULL << 6)
+#define BTRFS_BALANCE_ARGS_STRIPES_RANGE (1ULL << 7)
+#define BTRFS_BALANCE_ARGS_USAGE_RANGE (1ULL << 10)
/*
* Profile changing flags. When SOFT is set we won't relocate chunk if
#define BTRFS_RAID5_P_STRIPE ((u64)-2)
#define BTRFS_RAID6_Q_STRIPE ((u64)-1)
+/*
+ * Check if the given range cross stripes.
+ * To ensure kernel scrub won't causing bug on with METADATA in mixed
+ * block group
+ */
+static inline int check_crossing_stripes(u64 start, u64 len)
+{
+ return (start / BTRFS_STRIPE_LEN) !=
+ ((start + len - 1) / BTRFS_STRIPE_LEN);
+}
int __btrfs_map_block(struct btrfs_mapping_tree *map_tree, int rw,
u64 logical, u64 *length, u64 *type,
u64 logical, u64 *length,
struct btrfs_multi_bio **multi_ret, int mirror_num,
u64 **raid_map_ret);
-int btrfs_next_metadata(struct btrfs_mapping_tree *map_tree, u64 *logical,
- u64 *size);
+int btrfs_next_bg(struct btrfs_mapping_tree *map_tree, u64 *logical,
+ u64 *size, u64 type);
+static inline int btrfs_next_bg_metadata(struct btrfs_mapping_tree *map_tree,
+ u64 *logical, u64 *size)
+{
+ return btrfs_next_bg(map_tree, logical, size,
+ BTRFS_BLOCK_GROUP_METADATA);
+}
+static inline int btrfs_next_bg_system(struct btrfs_mapping_tree *map_tree,
+ u64 *logical, u64 *size)
+{
+ return btrfs_next_bg(map_tree, logical, size,
+ BTRFS_BLOCK_GROUP_SYSTEM);
+}
int btrfs_rmap_block(struct btrfs_mapping_tree *map_tree,
u64 chunk_start, u64 physical, u64 devid,
u64 **logical, int *naddrs, int *stripe_len);
u64 *num_bytes, u64 type);
int btrfs_alloc_data_chunk(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root, u64 *start,
- u64 num_bytes, u64 type);
+ u64 num_bytes, u64 type, int convert);
int btrfs_read_super_device(struct btrfs_root *root, struct extent_buffer *buf);
int btrfs_add_device(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
int btrfs_open_devices(struct btrfs_fs_devices *fs_devices,
int flags);
int btrfs_close_devices(struct btrfs_fs_devices *fs_devices);
+void btrfs_close_all_devices(void);
int btrfs_add_device(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_device *device);