diff options
Diffstat (limited to 'fs/btrfs/volumes.h')
| -rw-r--r-- | fs/btrfs/volumes.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 120f65e21eeb..137cc232f58e 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -7,6 +7,7 @@ #define BTRFS_VOLUMES_H #include <linux/blk_types.h> +#include <linux/blkdev.h> #include <linux/sizes.h> #include <linux/atomic.h> #include <linux/sort.h> @@ -18,14 +19,17 @@ #include <linux/completion.h> #include <linux/rbtree.h> #include <uapi/linux/btrfs.h> +#include <uapi/linux/btrfs_tree.h> #include "messages.h" #include "rcu-string.h" +#include "extent-io-tree.h" struct block_device; struct bdev_handle; struct btrfs_fs_info; struct btrfs_block_group; struct btrfs_trans_handle; +struct btrfs_transaction; struct btrfs_zoned_device_info; #define BTRFS_MAX_DATA_CHUNK_SIZE (10ULL * SZ_1G) @@ -469,7 +473,6 @@ struct btrfs_io_stripe { struct btrfs_device *dev; /* Block mapping. */ u64 physical; - u64 length; bool rst_search_commit_root; /* For the endio handler. */ struct btrfs_io_context *bioc; @@ -711,7 +714,8 @@ struct btrfs_discard_stripe *btrfs_map_discard(struct btrfs_fs_info *fs_info, int btrfs_read_sys_array(struct btrfs_fs_info *fs_info); int btrfs_read_chunk_tree(struct btrfs_fs_info *fs_info); struct btrfs_block_group *btrfs_create_chunk(struct btrfs_trans_handle *trans, - u64 type); + struct btrfs_space_info *space_info, + u64 type); void btrfs_mapping_tree_free(struct btrfs_fs_info *fs_info); int btrfs_open_devices(struct btrfs_fs_devices *fs_devices, blk_mode_t flags, void *holder); @@ -782,6 +786,8 @@ struct btrfs_chunk_map *btrfs_find_chunk_map_nolock(struct btrfs_fs_info *fs_inf struct btrfs_chunk_map *btrfs_get_chunk_map(struct btrfs_fs_info *fs_info, u64 logical, u64 length); void btrfs_remove_chunk_map(struct btrfs_fs_info *fs_info, struct btrfs_chunk_map *map); +struct btrfs_super_block *btrfs_read_disk_super(struct block_device *bdev, + int copy_num, bool drop_cache); void btrfs_release_disk_super(struct btrfs_super_block *super); static inline void btrfs_dev_stat_inc(struct btrfs_device *dev, @@ -843,6 +849,11 @@ static inline const char *btrfs_dev_name(const struct btrfs_device *device) return rcu_str_deref(device->name); } +static inline void btrfs_warn_unknown_chunk_allocation(enum btrfs_chunk_allocation_policy pol) +{ + WARN_ONCE(1, "unknown allocation policy %d, fallback to regular", pol); +} + void btrfs_commit_device_sizes(struct btrfs_transaction *trans); struct list_head * __attribute_const__ btrfs_get_fs_uuids(void); |