diff options
46 files changed, 1112 insertions, 1091 deletions
diff --git a/fs/btrfs/accessors.h b/fs/btrfs/accessors.h index a47b0f9d30ca..e8bbd4d80161 100644 --- a/fs/btrfs/accessors.h +++ b/fs/btrfs/accessors.h @@ -9,6 +9,1074 @@ struct btrfs_map_token { unsigned long offset; }; +#define BTRFS_LEAF_DATA_OFFSET offsetof(struct btrfs_leaf, items) + void btrfs_init_map_token(struct btrfs_map_token *token, struct extent_buffer *eb); +/* + * Some macros to generate set/get functions for the struct fields. This + * assumes there is a lefoo_to_cpu for every type, so lets make a simple one + * for u8: + */ +#define le8_to_cpu(v) (v) +#define cpu_to_le8(v) (v) +#define __le8 u8 + +static inline u8 get_unaligned_le8(const void *p) +{ + return *(u8 *)p; +} + +static inline void put_unaligned_le8(u8 val, void *p) +{ + *(u8 *)p = val; +} + +#define read_eb_member(eb, ptr, type, member, result) (\ + read_extent_buffer(eb, (char *)(result), \ + ((unsigned long)(ptr)) + \ + offsetof(type, member), \ + sizeof(((type *)0)->member))) + +#define write_eb_member(eb, ptr, type, member, result) (\ + write_extent_buffer(eb, (char *)(result), \ + ((unsigned long)(ptr)) + \ + offsetof(type, member), \ + sizeof(((type *)0)->member))) + +#define DECLARE_BTRFS_SETGET_BITS(bits) \ +u##bits btrfs_get_token_##bits(struct btrfs_map_token *token, \ + const void *ptr, unsigned long off); \ +void btrfs_set_token_##bits(struct btrfs_map_token *token, \ + const void *ptr, unsigned long off, \ + u##bits val); \ +u##bits btrfs_get_##bits(const struct extent_buffer *eb, \ + const void *ptr, unsigned long off); \ +void btrfs_set_##bits(const struct extent_buffer *eb, void *ptr, \ + unsigned long off, u##bits val); + +DECLARE_BTRFS_SETGET_BITS(8) +DECLARE_BTRFS_SETGET_BITS(16) +DECLARE_BTRFS_SETGET_BITS(32) +DECLARE_BTRFS_SETGET_BITS(64) + +#define BTRFS_SETGET_FUNCS(name, type, member, bits) \ +static inline u##bits btrfs_##name(const struct extent_buffer *eb, \ + const type *s) \ +{ \ + static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ + return btrfs_get_##bits(eb, s, offsetof(type, member)); \ +} \ +static inline void btrfs_set_##name(const struct extent_buffer *eb, type *s, \ + u##bits val) \ +{ \ + static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ + btrfs_set_##bits(eb, s, offsetof(type, member), val); \ +} \ +static inline u##bits btrfs_token_##name(struct btrfs_map_token *token, \ + const type *s) \ +{ \ + static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ + return btrfs_get_token_##bits(token, s, offsetof(type, member));\ +} \ +static inline void btrfs_set_token_##name(struct btrfs_map_token *token,\ + type *s, u##bits val) \ +{ \ + static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ + btrfs_set_token_##bits(token, s, offsetof(type, member), val); \ +} + +#define BTRFS_SETGET_HEADER_FUNCS(name, type, member, bits) \ +static inline u##bits btrfs_##name(const struct extent_buffer *eb) \ +{ \ + const type *p = page_address(eb->pages[0]) + \ + offset_in_page(eb->start); \ + return get_unaligned_le##bits(&p->member); \ +} \ +static inline void btrfs_set_##name(const struct extent_buffer *eb, \ + u##bits val) \ +{ \ + type *p = page_address(eb->pages[0]) + offset_in_page(eb->start); \ + put_unaligned_le##bits(val, &p->member); \ +} + +#define BTRFS_SETGET_STACK_FUNCS(name, type, member, bits) \ +static inline u##bits btrfs_##name(const type *s) \ +{ \ + return get_unaligned_le##bits(&s->member); \ +} \ +static inline void btrfs_set_##name(type *s, u##bits val) \ +{ \ + put_unaligned_le##bits(val, &s->member); \ +} + +static inline u64 btrfs_device_total_bytes(const struct extent_buffer *eb, + struct btrfs_dev_item *s) +{ + static_assert(sizeof(u64) == + sizeof(((struct btrfs_dev_item *)0))->total_bytes); + return btrfs_get_64(eb, s, offsetof(struct btrfs_dev_item, + total_bytes)); +} +static inline void btrfs_set_device_total_bytes(const struct extent_buffer *eb, + struct btrfs_dev_item *s, + u64 val) +{ + static_assert(sizeof(u64) == + sizeof(((struct btrfs_dev_item *)0))->total_bytes); + WARN_ON(!IS_ALIGNED(val, eb->fs_info->sectorsize)); + btrfs_set_64(eb, s, offsetof(struct btrfs_dev_item, total_bytes), val); +} + +BTRFS_SETGET_FUNCS(device_type, struct btrfs_dev_item, type, 64); +BTRFS_SETGET_FUNCS(device_bytes_used, struct btrfs_dev_item, bytes_used, 64); +BTRFS_SETGET_FUNCS(device_io_align, struct btrfs_dev_item, io_align, 32); +BTRFS_SETGET_FUNCS(device_io_width, struct btrfs_dev_item, io_width, 32); +BTRFS_SETGET_FUNCS(device_start_offset, struct btrfs_dev_item, start_offset, 64); +BTRFS_SETGET_FUNCS(device_sector_size, struct btrfs_dev_item, sector_size, 32); +BTRFS_SETGET_FUNCS(device_id, struct btrfs_dev_item, devid, 64); +BTRFS_SETGET_FUNCS(device_group, struct btrfs_dev_item, dev_group, 32); +BTRFS_SETGET_FUNCS(device_seek_speed, struct btrfs_dev_item, seek_speed, 8); +BTRFS_SETGET_FUNCS(device_bandwidth, struct btrfs_dev_item, bandwidth, 8); +BTRFS_SETGET_FUNCS(device_generation, struct btrfs_dev_item, generation, 64); + +BTRFS_SETGET_STACK_FUNCS(stack_device_type, struct btrfs_dev_item, type, 64); +BTRFS_SETGET_STACK_FUNCS(stack_device_total_bytes, struct btrfs_dev_item, + total_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(stack_device_bytes_used, struct btrfs_dev_item, + bytes_used, 64); +BTRFS_SETGET_STACK_FUNCS(stack_device_io_align, struct btrfs_dev_item, + io_align, 32); +BTRFS_SETGET_STACK_FUNCS(stack_device_io_width, struct btrfs_dev_item, + io_width, 32); +BTRFS_SETGET_STACK_FUNCS(stack_device_sector_size, struct btrfs_dev_item, + sector_size, 32); +BTRFS_SETGET_STACK_FUNCS(stack_device_id, struct btrfs_dev_item, devid, 64); +BTRFS_SETGET_STACK_FUNCS(stack_device_group, struct btrfs_dev_item, dev_group, 32); +BTRFS_SETGET_STACK_FUNCS(stack_device_seek_speed, struct btrfs_dev_item, + seek_speed, 8); +BTRFS_SETGET_STACK_FUNCS(stack_device_bandwidth, struct btrfs_dev_item, + bandwidth, 8); +BTRFS_SETGET_STACK_FUNCS(stack_device_generation, struct btrfs_dev_item, + generation, 64); + +static inline unsigned long btrfs_device_uuid(struct btrfs_dev_item *d) +{ + return (unsigned long)d + offsetof(struct btrfs_dev_item, uuid); +} + +static inline unsigned long btrfs_device_fsid(struct btrfs_dev_item *d) +{ + return (unsigned long)d + offsetof(struct btrfs_dev_item, fsid); +} + +BTRFS_SETGET_FUNCS(chunk_length, struct btrfs_chunk, length, 64); +BTRFS_SETGET_FUNCS(chunk_owner, struct btrfs_chunk, owner, 64); +BTRFS_SETGET_FUNCS(chunk_stripe_len, struct btrfs_chunk, stripe_len, 64); +BTRFS_SETGET_FUNCS(chunk_io_align, struct btrfs_chunk, io_align, 32); +BTRFS_SETGET_FUNCS(chunk_io_width, struct btrfs_chunk, io_width, 32); +BTRFS_SETGET_FUNCS(chunk_sector_size, struct btrfs_chunk, sector_size, 32); +BTRFS_SETGET_FUNCS(chunk_type, struct btrfs_chunk, type, 64); +BTRFS_SETGET_FUNCS(chunk_num_stripes, struct btrfs_chunk, num_stripes, 16); +BTRFS_SETGET_FUNCS(chunk_sub_stripes, struct btrfs_chunk, sub_stripes, 16); +BTRFS_SETGET_FUNCS(stripe_devid, struct btrfs_stripe, devid, 64); +BTRFS_SETGET_FUNCS(stripe_offset, struct btrfs_stripe, offset, 64); + +static inline char *btrfs_stripe_dev_uuid(struct btrfs_stripe *s) +{ + return (char *)s + offsetof(struct btrfs_stripe, dev_uuid); +} + +BTRFS_SETGET_STACK_FUNCS(stack_chunk_length, struct btrfs_chunk, length, 64); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_owner, struct btrfs_chunk, owner, 64); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_stripe_len, struct btrfs_chunk, + stripe_len, 64); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_io_align, struct btrfs_chunk, io_align, 32); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_io_width, struct btrfs_chunk, io_width, 32); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_sector_size, struct btrfs_chunk, + sector_size, 32); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_type, struct btrfs_chunk, type, 64); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_num_stripes, struct btrfs_chunk, + num_stripes, 16); +BTRFS_SETGET_STACK_FUNCS(stack_chunk_sub_stripes, struct btrfs_chunk, + sub_stripes, 16); +BTRFS_SETGET_STACK_FUNCS(stack_stripe_devid, struct btrfs_stripe, devid, 64); +BTRFS_SETGET_STACK_FUNCS(stack_stripe_offset, struct btrfs_stripe, offset, 64); + +static inline struct btrfs_stripe *btrfs_stripe_nr(struct btrfs_chunk *c, int nr) +{ + unsigned long offset = (unsigned long)c; + + offset += offsetof(struct btrfs_chunk, stripe); + offset += nr * sizeof(struct btrfs_stripe); + return (struct btrfs_stripe *)offset; +} + +static inline char *btrfs_stripe_dev_uuid_nr(struct btrfs_chunk *c, int nr) +{ + return btrfs_stripe_dev_uuid(btrfs_stripe_nr(c, nr)); +} + +static inline u64 btrfs_stripe_offset_nr(const struct extent_buffer *eb, + struct btrfs_chunk *c, int nr) +{ + return btrfs_stripe_offset(eb, btrfs_stripe_nr(c, nr)); +} + +static inline u64 btrfs_stripe_devid_nr(const struct extent_buffer *eb, + struct btrfs_chunk *c, int nr) +{ + return btrfs_stripe_devid(eb, btrfs_stripe_nr(c, nr)); +} + +/* struct btrfs_block_group_item */ +BTRFS_SETGET_STACK_FUNCS(stack_block_group_used, struct btrfs_block_group_item, + used, 64); +BTRFS_SETGET_FUNCS(block_group_used, struct btrfs_block_group_item, used, 64); +BTRFS_SETGET_STACK_FUNCS(stack_block_group_chunk_objectid, + struct btrfs_block_group_item, chunk_objectid, 64); + +BTRFS_SETGET_FUNCS(block_group_chunk_objectid, + struct btrfs_block_group_item, chunk_objectid, 64); +BTRFS_SETGET_FUNCS(block_group_flags, struct btrfs_block_group_item, flags, 64); +BTRFS_SETGET_STACK_FUNCS(stack_block_group_flags, + struct btrfs_block_group_item, flags, 64); + +/* struct btrfs_free_space_info */ +BTRFS_SETGET_FUNCS(free_space_extent_count, struct btrfs_free_space_info, + extent_count, 32); +BTRFS_SETGET_FUNCS(free_space_flags, struct btrfs_free_space_info, flags, 32); + +/* struct btrfs_inode_ref */ +BTRFS_SETGET_FUNCS(inode_ref_name_len, struct btrfs_inode_ref, name_len, 16); +BTRFS_SETGET_FUNCS(inode_ref_index, struct btrfs_inode_ref, index, 64); + +/* struct btrfs_inode_extref */ +BTRFS_SETGET_FUNCS(inode_extref_parent, struct btrfs_inode_extref, + parent_objectid, 64); +BTRFS_SETGET_FUNCS(inode_extref_name_len, struct btrfs_inode_extref, + name_len, 16); +BTRFS_SETGET_FUNCS(inode_extref_index, struct btrfs_inode_extref, index, 64); + +/* struct btrfs_inode_item */ +BTRFS_SETGET_FUNCS(inode_generation, struct btrfs_inode_item, generation, 64); +BTRFS_SETGET_FUNCS(inode_sequence, struct btrfs_inode_item, sequence, 64); +BTRFS_SETGET_FUNCS(inode_transid, struct btrfs_inode_item, transid, 64); +BTRFS_SETGET_FUNCS(inode_size, struct btrfs_inode_item, size, 64); +BTRFS_SETGET_FUNCS(inode_nbytes, struct btrfs_inode_item, nbytes, 64); +BTRFS_SETGET_FUNCS(inode_block_group, struct btrfs_inode_item, block_group, 64); +BTRFS_SETGET_FUNCS(inode_nlink, struct btrfs_inode_item, nlink, 32); +BTRFS_SETGET_FUNCS(inode_uid, struct btrfs_inode_item, uid, 32); +BTRFS_SETGET_FUNCS(inode_gid, struct btrfs_inode_item, gid, 32); +BTRFS_SETGET_FUNCS(inode_mode, struct btrfs_inode_item, mode, 32); +BTRFS_SETGET_FUNCS(inode_rdev, struct btrfs_inode_item, rdev, 64); +BTRFS_SETGET_FUNCS(inode_flags, struct btrfs_inode_item, flags, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_generation, struct btrfs_inode_item, + generation, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_sequence, struct btrfs_inode_item, + sequence, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_transid, struct btrfs_inode_item, + transid, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_size, struct btrfs_inode_item, size, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_nbytes, struct btrfs_inode_item, nbytes, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_block_group, struct btrfs_inode_item, + block_group, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_nlink, struct btrfs_inode_item, nlink, 32); +BTRFS_SETGET_STACK_FUNCS(stack_inode_uid, struct btrfs_inode_item, uid, 32); +BTRFS_SETGET_STACK_FUNCS(stack_inode_gid, struct btrfs_inode_item, gid, 32); +BTRFS_SETGET_STACK_FUNCS(stack_inode_mode, struct btrfs_inode_item, mode, 32); +BTRFS_SETGET_STACK_FUNCS(stack_inode_rdev, struct btrfs_inode_item, rdev, 64); +BTRFS_SETGET_STACK_FUNCS(stack_inode_flags, struct btrfs_inode_item, flags, 64); +BTRFS_SETGET_FUNCS(timespec_sec, struct btrfs_timespec, sec, 64); +BTRFS_SETGET_FUNCS(timespec_nsec, struct btrfs_timespec, nsec, 32); +BTRFS_SETGET_STACK_FUNCS(stack_timespec_sec, struct btrfs_timespec, sec, 64); +BTRFS_SETGET_STACK_FUNCS(stack_timespec_nsec, struct btrfs_timespec, nsec, 32); + +/* struct btrfs_dev_extent */ +BTRFS_SETGET_FUNCS(dev_extent_chunk_tree, struct btrfs_dev_extent, chunk_tree, 64); +BTRFS_SETGET_FUNCS(dev_extent_chunk_objectid, struct btrfs_dev_extent, + chunk_objectid, 64); +BTRFS_SETGET_FUNCS(dev_extent_chunk_offset, struct btrfs_dev_extent, + chunk_offset, 64); +BTRFS_SETGET_FUNCS(dev_extent_length, struct btrfs_dev_extent, length, 64); +BTRFS_SETGET_FUNCS(extent_refs, struct btrfs_extent_item, refs, 64); +BTRFS_SETGET_FUNCS(extent_generation, struct btrfs_extent_item, generation, 64); +BTRFS_SETGET_FUNCS(extent_flags, struct btrfs_extent_item, flags, 64); + +BTRFS_SETGET_FUNCS(tree_block_level, struct btrfs_tree_block_info, level, 8); + +static inline void btrfs_tree_block_key(const struct extent_buffer *eb, + struct btrfs_tree_block_info *item, + struct btrfs_disk_key *key) +{ + read_eb_member(eb, item, struct btrfs_tree_block_info, key, key); +} + +static inline void btrfs_set_tree_block_key(const struct extent_buffer *eb, + struct btrfs_tree_block_info *item, + struct btrfs_disk_key *key) +{ + write_eb_member(eb, item, struct btrfs_tree_block_info, key, key); +} + +BTRFS_SETGET_FUNCS(extent_data_ref_root, struct btrfs_extent_data_ref, root, 64); +BTRFS_SETGET_FUNCS(extent_data_ref_objectid, struct btrfs_extent_data_ref, + objectid, 64); +BTRFS_SETGET_FUNCS(extent_data_ref_offset, struct btrfs_extent_data_ref, + offset, 64); +BTRFS_SETGET_FUNCS(extent_data_ref_count, struct btrfs_extent_data_ref, count, 32); + +BTRFS_SETGET_FUNCS(shared_data_ref_count, struct btrfs_shared_data_ref, count, 32); + +BTRFS_SETGET_FUNCS(extent_inline_ref_type, struct btrfs_extent_inline_ref, + type, 8); +BTRFS_SETGET_FUNCS(extent_inline_ref_offset, struct btrfs_extent_inline_ref, + offset, 64); + +static inline u32 btrfs_extent_inline_ref_size(int type) +{ + if (type == BTRFS_TREE_BLOCK_REF_KEY || + type == BTRFS_SHARED_BLOCK_REF_KEY) + return sizeof(struct btrfs_extent_inline_ref); + if (type == BTRFS_SHARED_DATA_REF_KEY) + return sizeof(struct btrfs_shared_data_ref) + + sizeof(struct btrfs_extent_inline_ref); + if (type == BTRFS_EXTENT_DATA_REF_KEY) + return sizeof(struct btrfs_extent_data_ref) + + offsetof(struct btrfs_extent_inline_ref, offset); + return 0; +} + +/* struct btrfs_node */ +BTRFS_SETGET_FUNCS(key_blockptr, struct btrfs_key_ptr, blockptr, 64); +BTRFS_SETGET_FUNCS(key_generation, struct btrfs_key_ptr, generation, 64); +BTRFS_SETGET_STACK_FUNCS(stack_key_blockptr, struct btrfs_key_ptr, blockptr, 64); +BTRFS_SETGET_STACK_FUNCS(stack_key_generation, struct btrfs_key_ptr, + generation, 64); + +static inline u64 btrfs_node_blockptr(const struct extent_buffer *eb, int nr) +{ + unsigned long ptr; + + ptr = offsetof(struct btrfs_node, ptrs) + + sizeof(struct btrfs_key_ptr) * nr; + return btrfs_key_blockptr(eb, (struct btrfs_key_ptr *)ptr); +} + +static inline void btrfs_set_node_blockptr(const struct extent_buffer *eb, + int nr, u64 val) +{ + unsigned long ptr; + + ptr = offsetof(struct btrfs_node, ptrs) + + sizeof(struct btrfs_key_ptr) * nr; + btrfs_set_key_blockptr(eb, (struct btrfs_key_ptr *)ptr, val); +} + +static inline u64 btrfs_node_ptr_generation(const struct extent_buffer *eb, int nr) +{ + unsigned long ptr; + + ptr = offsetof(struct btrfs_node, ptrs) + + sizeof(struct btrfs_key_ptr) * nr; + return btrfs_key_generation(eb, (struct btrfs_key_ptr *)ptr); +} + +static inline void btrfs_set_node_ptr_generation(const struct extent_buffer *eb, + int nr, u64 val) +{ + unsigned long ptr; + + ptr = offsetof(struct btrfs_node, ptrs) + + sizeof(struct btrfs_key_ptr) * nr; + btrfs_set_key_generation(eb, (struct btrfs_key_ptr *)ptr, val); +} + +static inline unsigned long btrfs_node_key_ptr_offset(int nr) +{ + return offsetof(struct btrfs_node, ptrs) + + sizeof(struct btrfs_key_ptr) * nr; +} + +void btrfs_node_key(const struct extent_buffer *eb, + struct btrfs_disk_key *disk_key, int nr); + +static inline void btrfs_set_node_key(const struct extent_buffer *eb, + struct btrfs_disk_key *disk_key, int nr) +{ + unsigned long ptr; + + ptr = btrfs_node_key_ptr_offset(nr); + write_eb_member(eb, (struct btrfs_key_ptr *)ptr, + struct btrfs_key_ptr, key, disk_key); +} + +/* struct btrfs_item */ +BTRFS_SETGET_FUNCS(raw_item_offset, struct btrfs_item, offset, 32); +BTRFS_SETGET_FUNCS(raw_item_size, struct btrfs_item, size, 32); +BTRFS_SETGET_STACK_FUNCS(stack_item_offset, struct btrfs_item, offset, 32); +BTRFS_SETGET_STACK_FUNCS(stack_item_size, struct btrfs_item, size, 32); + +static inline unsigned long btrfs_item_nr_offset(int nr) +{ + return offsetof(struct btrfs_leaf, items) + + sizeof(struct btrfs_item) * nr; +} + +static inline struct btrfs_item *btrfs_item_nr(int nr) +{ + return (struct btrfs_item *)btrfs_item_nr_offset(nr); +} + +#define BTRFS_ITEM_SETGET_FUNCS(member) \ +static inline u32 btrfs_item_##member(const struct extent_buffer *eb, int slot) \ +{ \ + return btrfs_raw_item_##member(eb, btrfs_item_nr(slot)); \ +} \ +static inline void btrfs_set_item_##member(const struct extent_buffer *eb, \ + int slot, u32 val) \ +{ \ + btrfs_set_raw_item_##member(eb, btrfs_item_nr(slot), val); \ +} \ +static inline u32 btrfs_token_item_##member(struct btrfs_map_token *token, \ + int slot) \ +{ \ + struct btrfs_item *item = btrfs_item_nr(slot); \ + return btrfs_token_raw_item_##member(token, item); \ +} \ +static inline void btrfs_set_token_item_##member(struct btrfs_map_token *token, \ + int slot, u32 val) \ +{ \ + struct btrfs_item *item = btrfs_item_nr(slot); \ + btrfs_set_token_raw_item_##member(token, item, val); \ +} + +BTRFS_ITEM_SETGET_FUNCS(offset) +BTRFS_ITEM_SETGET_FUNCS(size); + +static inline u32 btrfs_item_data_end(const struct extent_buffer *eb, int nr) +{ + return btrfs_item_offset(eb, nr) + btrfs_item_size(eb, nr); +} + +static inline void btrfs_item_key(const struct extent_buffer *eb, + struct btrfs_disk_key *disk_key, int nr) +{ + struct btrfs_item *item = btrfs_item_nr(nr); + + read_eb_member(eb, item, struct btrfs_item, key, disk_key); +} + +static inline void btrfs_set_item_key(struct extent_buffer *eb, + struct btrfs_disk_key *disk_key, int nr) +{ + struct btrfs_item *item = btrfs_item_nr(nr); + + write_eb_member(eb, item, struct btrfs_item, key, disk_key); +} + +BTRFS_SETGET_FUNCS(dir_log_end, struct btrfs_dir_log_item, end, 64); + +/* struct btrfs_root_ref */ +BTRFS_SETGET_FUNCS(root_ref_dirid, struct btrfs_root_ref, dirid, 64); +BTRFS_SETGET_FUNCS(root_ref_sequence, struct btrfs_root_ref, sequence, 64); +BTRFS_SETGET_FUNCS(root_ref_name_len, struct btrfs_root_ref, name_len, 16); + +/* struct btrfs_dir_item */ +BTRFS_SETGET_FUNCS(dir_data_len, struct btrfs_dir_item, data_len, 16); +BTRFS_SETGET_FUNCS(dir_type, struct btrfs_dir_item, type, 8); +BTRFS_SETGET_FUNCS(dir_name_len, struct btrfs_dir_item, name_len, 16); +BTRFS_SETGET_FUNCS(dir_transid, struct btrfs_dir_item, transid, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dir_type, struct btrfs_dir_item, type, 8); +BTRFS_SETGET_STACK_FUNCS(stack_dir_data_len, struct btrfs_dir_item, data_len, 16); +BTRFS_SETGET_STACK_FUNCS(stack_dir_name_len, struct btrfs_dir_item, name_len, 16); +BTRFS_SETGET_STACK_FUNCS(stack_dir_transid, struct btrfs_dir_item, transid, 64); + +static inline void btrfs_dir_item_key(const struct extent_buffer *eb, + const struct btrfs_dir_item *item, + struct btrfs_disk_key *key) +{ + read_eb_member(eb, item, struct btrfs_dir_item, location, key); +} + +static inline void btrfs_set_dir_item_key(struct extent_buffer *eb, + struct btrfs_dir_item *item, + const struct btrfs_disk_key *key) +{ + write_eb_member(eb, item, struct btrfs_dir_item, location, key); +} + +BTRFS_SETGET_FUNCS(free_space_entries, struct btrfs_free_space_header, + num_entries, 64); +BTRFS_SETGET_FUNCS(free_space_bitmaps, struct btrfs_free_space_header, + num_bitmaps, 64); +BTRFS_SETGET_FUNCS(free_space_generation, struct btrfs_free_space_header, + generation, 64); + +static inline void btrfs_free_space_key(const struct extent_buffer *eb, + const struct btrfs_free_space_header *h, + struct btrfs_disk_key *key) +{ + read_eb_member(eb, h, struct btrfs_free_space_header, location, key); +} + +static inline void btrfs_set_free_space_key(struct extent_buffer *eb, + struct btrfs_free_space_header *h, + const struct btrfs_disk_key *key) +{ + write_eb_member(eb, h, struct btrfs_free_space_header, location, key); +} + +/* struct btrfs_disk_key */ +BTRFS_SETGET_STACK_FUNCS(disk_key_objectid, struct btrfs_disk_key, objectid, 64); +BTRFS_SETGET_STACK_FUNCS(disk_key_offset, struct btrfs_disk_key, offset, 64); +BTRFS_SETGET_STACK_FUNCS(disk_key_type, struct btrfs_disk_key, type, 8); + +#ifdef __LITTLE_ENDIAN + +/* + * Optimized helpers for little-endian architectures where CPU and on-disk + * structures have the same endianness and we can skip conversions. + */ + +static inline void btrfs_disk_key_to_cpu(struct btrfs_key *cpu_key, + const struct btrfs_disk_key *disk_key) +{ + memcpy(cpu_key, disk_key, sizeof(struct btrfs_key)); +} + +static inline void btrfs_cpu_key_to_disk(struct btrfs_disk_key *disk_key, + const struct btrfs_key *cpu_key) +{ + memcpy(disk_key, cpu_key, sizeof(struct btrfs_key)); +} + +static inline void btrfs_node_key_to_cpu(const struct extent_buffer *eb, + struct btrfs_key *cpu_key, int nr) +{ + struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; + + btrfs_node_key(eb, disk_key, nr); +} + +static inline void btrfs_item_key_to_cpu(const struct extent_buffer *eb, + struct btrfs_key *cpu_key, int nr) +{ + struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; + + btrfs_item_key(eb, disk_key, nr); +} + +static inline void btrfs_dir_item_key_to_cpu(const struct extent_buffer *eb, + const struct btrfs_dir_item *item, + struct btrfs_key *cpu_key) +{ + struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; + + btrfs_dir_item_key(eb, item, disk_key); +} + +#else + +static inline void btrfs_disk_key_to_cpu(struct btrfs_key *cpu, + const struct btrfs_disk_key *disk) +{ + cpu->offset = le64_to_cpu(disk->offset); + cpu->type = disk->type; + cpu->objectid = le64_to_cpu(disk->objectid); +} + +static inline void btrfs_cpu_key_to_disk(struct btrfs_disk_key *disk, + const struct btrfs_key *cpu) +{ + disk->offset = cpu_to_le64(cpu->offset); + disk->type = cpu->type; + disk->objectid = cpu_to_le64(cpu->objectid); +} + +static inline void btrfs_node_key_to_cpu(const struct extent_buffer *eb, + struct btrfs_key *key, int nr) +{ + struct btrfs_disk_key disk_key; + + btrfs_node_key(eb, &disk_key, nr); + btrfs_disk_key_to_cpu(key, &disk_key); +} + +static inline void btrfs_item_key_to_cpu(const struct extent_buffer *eb, + struct btrfs_key *key, int nr) +{ + struct btrfs_disk_key disk_key; + + btrfs_item_key(eb, &disk_key, nr); + btrfs_disk_key_to_cpu(key, &disk_key); +} + +static inline void btrfs_dir_item_key_to_cpu(const struct extent_buffer *eb, + const struct btrfs_dir_item *item, + struct btrfs_key *key) +{ + struct btrfs_disk_key disk_key; + + btrfs_dir_item_key(eb, item, &disk_key); + btrfs_disk_key_to_cpu(key, &disk_key); +} + +#endif + +/* struct btrfs_header */ +BTRFS_SETGET_HEADER_FUNCS(header_bytenr, struct btrfs_header, bytenr, 64); +BTRFS_SETGET_HEADER_FUNCS(header_generation, struct btrfs_header, generation, 64); +BTRFS_SETGET_HEADER_FUNCS(header_owner, struct btrfs_header, owner, 64); +BTRFS_SETGET_HEADER_FUNCS(header_nritems, struct btrfs_header, nritems, 32); +BTRFS_SETGET_HEADER_FUNCS(header_flags, struct btrfs_header, flags, 64); +BTRFS_SETGET_HEADER_FUNCS(header_level, struct btrfs_header, level, 8); +BTRFS_SETGET_STACK_FUNCS(stack_header_generation, struct btrfs_header, + generation, 64); +BTRFS_SETGET_STACK_FUNCS(stack_header_owner, struct btrfs_header, owner, 64); +BTRFS_SETGET_STACK_FUNCS(stack_header_nritems, struct btrfs_header, nritems, 32); +BTRFS_SETGET_STACK_FUNCS(stack_header_bytenr, struct btrfs_header, bytenr, 64); + +static inline int btrfs_header_flag(const struct extent_buffer *eb, u64 flag) +{ + return (btrfs_header_flags(eb) & flag) == flag; +} + +static inline void btrfs_set_header_flag(struct extent_buffer *eb, u64 flag) +{ + u64 flags = btrfs_header_flags(eb); + + btrfs_set_header_flags(eb, flags | flag); +} + +static inline void btrfs_clear_header_flag(struct extent_buffer *eb, u64 flag) +{ + u64 flags = btrfs_header_flags(eb); + + btrfs_set_header_flags(eb, flags & ~flag); +} + +static inline int btrfs_header_backref_rev(const struct extent_buffer *eb) +{ + u64 flags = btrfs_header_flags(eb); + + return flags >> BTRFS_BACKREF_REV_SHIFT; +} + +static inline void btrfs_set_header_backref_rev(struct extent_buffer *eb, int rev) +{ + u64 flags = btrfs_header_flags(eb); + + flags &= ~BTRFS_BACKREF_REV_MASK; + flags |= (u64)rev << BTRFS_BACKREF_REV_SHIFT; + btrfs_set_header_flags(eb, flags); +} + +static inline int btrfs_is_leaf(const struct extent_buffer *eb) +{ + return btrfs_header_level(eb) == 0; +} + +/* struct btrfs_root_item */ +BTRFS_SETGET_FUNCS(disk_root_generation, struct btrfs_root_item, generation, 64); +BTRFS_SETGET_FUNCS(disk_root_refs, struct btrfs_root_item, refs, 32); +BTRFS_SETGET_FUNCS(disk_root_bytenr, struct btrfs_root_item, bytenr, 64); +BTRFS_SETGET_FUNCS(disk_root_level, struct btrfs_root_item, level, 8); + +BTRFS_SETGET_STACK_FUNCS(root_generation, struct btrfs_root_item, generation, 64); +BTRFS_SETGET_STACK_FUNCS(root_bytenr, struct btrfs_root_item, bytenr, 64); +BTRFS_SETGET_STACK_FUNCS(root_drop_level, struct btrfs_root_item, drop_level, 8); +BTRFS_SETGET_STACK_FUNCS(root_level, struct btrfs_root_item, level, 8); +BTRFS_SETGET_STACK_FUNCS(root_dirid, struct btrfs_root_item, root_dirid, 64); +BTRFS_SETGET_STACK_FUNCS(root_refs, struct btrfs_root_item, refs, 32); +BTRFS_SETGET_STACK_FUNCS(root_flags, struct btrfs_root_item, flags, 64); +BTRFS_SETGET_STACK_FUNCS(root_used, struct btrfs_root_item, bytes_used, 64); +BTRFS_SETGET_STACK_FUNCS(root_limit, struct btrfs_root_item, byte_limit, 64); +BTRFS_SETGET_STACK_FUNCS(root_last_snapshot, struct btrfs_root_item, + last_snapshot, 64); +BTRFS_SETGET_STACK_FUNCS(root_generation_v2, struct btrfs_root_item, + generation_v2, 64); +BTRFS_SETGET_STACK_FUNCS(root_ctransid, struct btrfs_root_item, ctransid, 64); +BTRFS_SETGET_STACK_FUNCS(root_otransid, struct btrfs_root_item, otransid, 64); +BTRFS_SETGET_STACK_FUNCS(root_stransid, struct btrfs_root_item, stransid, 64); +BTRFS_SETGET_STACK_FUNCS(root_rtransid, struct btrfs_root_item, rtransid, 64); + +static inline bool btrfs_root_readonly(const struct btrfs_root *root) +{ + /* Byte-swap the constant at compile time, root_item::flags is LE */ + return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0; +} + +static inline bool btrfs_root_dead(const struct btrfs_root *root) +{ + /* Byte-swap the constant at compile time, root_item::flags is LE */ + return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_DEAD)) != 0; +} + +static inline u64 btrfs_root_id(const struct btrfs_root *root) +{ + return root->root_key.objectid; +} + +/* struct btrfs_root_backup */ +BTRFS_SETGET_STACK_FUNCS(backup_tree_root, struct btrfs_root_backup, + tree_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_tree_root_gen, struct btrfs_root_backup, + tree_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_tree_root_level, struct btrfs_root_backup, + tree_root_level, 8); + +BTRFS_SETGET_STACK_FUNCS(backup_chunk_root, struct btrfs_root_backup, + chunk_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_chunk_root_gen, struct btrfs_root_backup, + chunk_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_chunk_root_level, struct btrfs_root_backup, + chunk_root_level, 8); + +BTRFS_SETGET_STACK_FUNCS(backup_extent_root, struct btrfs_root_backup, + extent_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_extent_root_gen, struct btrfs_root_backup, + extent_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_extent_root_level, struct btrfs_root_backup, + extent_root_level, 8); + +BTRFS_SETGET_STACK_FUNCS(backup_fs_root, struct btrfs_root_backup, + fs_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_fs_root_gen, struct btrfs_root_backup, + fs_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_fs_root_level, struct btrfs_root_backup, + fs_root_level, 8); + +BTRFS_SETGET_STACK_FUNCS(backup_dev_root, struct btrfs_root_backup, + dev_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_dev_root_gen, struct btrfs_root_backup, + dev_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_dev_root_level, struct btrfs_root_backup, + dev_root_level, 8); + +BTRFS_SETGET_STACK_FUNCS(backup_csum_root, struct btrfs_root_backup, + csum_root, 64); +BTRFS_SETGET_STACK_FUNCS(backup_csum_root_gen, struct btrfs_root_backup, + csum_root_gen, 64); +BTRFS_SETGET_STACK_FUNCS(backup_csum_root_level, struct btrfs_root_backup, + csum_root_level, 8); +BTRFS_SETGET_STACK_FUNCS(backup_total_bytes, struct btrfs_root_backup, + total_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(backup_bytes_used, struct btrfs_root_backup, + bytes_used, 64); +BTRFS_SETGET_STACK_FUNCS(backup_num_devices, struct btrfs_root_backup, + num_devices, 64); + +/* struct btrfs_balance_item */ +BTRFS_SETGET_FUNCS(balance_flags, struct btrfs_balance_item, flags, 64); + +static inline void btrfs_balance_data(const struct extent_buffer *eb, + const struct btrfs_balance_item *bi, + struct btrfs_disk_balance_args *ba) +{ + read_eb_member(eb, bi, struct btrfs_balance_item, data, ba); +} + +static inline void btrfs_set_balance_data(struct extent_buffer *eb, + struct btrfs_balance_item *bi, + const struct btrfs_disk_balance_args *ba) +{ + write_eb_member(eb, bi, struct btrfs_balance_item, data, ba); +} + +static inline void btrfs_balance_meta(const struct extent_buffer *eb, + const struct btrfs_balance_item *bi, + struct btrfs_disk_balance_args *ba) +{ + read_eb_member(eb, bi, struct btrfs_balance_item, meta, ba); +} + +static inline void btrfs_set_balance_meta(struct extent_buffer *eb, + struct btrfs_balance_item *bi, + const struct btrfs_disk_balance_args *ba) +{ + write_eb_member(eb, bi, struct btrfs_balance_item, meta, ba); +} + +static inline void btrfs_balance_sys(const struct extent_buffer *eb, + const struct btrfs_balance_item *bi, + struct btrfs_disk_balance_args *ba) +{ + read_eb_member(eb, bi, struct btrfs_balance_item, sys, ba); +} + +static inline void btrfs_set_balance_sys(struct extent_buffer *eb, + struct btrfs_balance_item *bi, + const struct btrfs_disk_balance_args *ba) +{ + write_eb_member(eb, bi, struct btrfs_balance_item, sys, ba); +} + +static inline void btrfs_disk_balance_args_to_cpu(struct btrfs_balance_args *cpu, + const struct btrfs_disk_balance_args *disk) +{ + memset(cpu, 0, sizeof(*cpu)); + + cpu->profiles = le64_to_cpu(disk->profiles); + cpu->usage = le64_to_cpu(disk->usage); + cpu->devid = le64_to_cpu(disk->devid); + cpu->pstart = le64_to_cpu(disk->pstart); + cpu->pend = le64_to_cpu(disk->pend); + cpu->vstart = le64_to_cpu(disk->vstart); + cpu->vend = le64_to_cpu(disk->vend); + cpu->target = le64_to_cpu(disk->target); + cpu->flags = le64_to_cpu(disk->flags); + cpu->limit = le64_to_cpu(disk->limit); + cpu->stripes_min = le32_to_cpu(disk->stripes_min); + cpu->stripes_max = le32_to_cpu(disk->stripes_max); +} + +static inline void btrfs_cpu_balance_args_to_disk( + struct btrfs_disk_balance_args *disk, + const struct btrfs_balance_args *cpu) +{ + memset(disk, 0, sizeof(*disk)); + + disk->profiles = cpu_to_le64(cpu->profiles); + disk->usage = cpu_to_le64(cpu->usage); + disk->devid = cpu_to_le64(cpu->devid); + disk->pstart = cpu_to_le64(cpu->pstart); + disk->pend = cpu_to_le64(cpu->pend); + disk->vstart = cpu_to_le64(cpu->vstart); + disk->vend = cpu_to_le64(cpu->vend); + disk->target = cpu_to_le64(cpu->target); + disk->flags = cpu_to_le64(cpu->flags); + disk->limit = cpu_to_le64(cpu->limit); + disk->stripes_min = cpu_to_le32(cpu->stripes_min); + disk->stripes_max = cpu_to_le32(cpu->stripes_max); +} + +/* struct btrfs_super_block */ +BTRFS_SETGET_STACK_FUNCS(super_bytenr, struct btrfs_super_block, bytenr, 64); +BTRFS_SETGET_STACK_FUNCS(super_flags, struct btrfs_super_block, flags, 64); +BTRFS_SETGET_STACK_FUNCS(super_generation, struct btrfs_super_block, + generation, 64); +BTRFS_SETGET_STACK_FUNCS(super_root, struct btrfs_super_block, root, 64); +BTRFS_SETGET_STACK_FUNCS(super_sys_array_size, + struct btrfs_super_block, sys_chunk_array_size, 32); +BTRFS_SETGET_STACK_FUNCS(super_chunk_root_generation, + struct btrfs_super_block, chunk_root_generation, 64); +BTRFS_SETGET_STACK_FUNCS(super_root_level, struct btrfs_super_block, + root_level, 8); +BTRFS_SETGET_STACK_FUNCS(super_chunk_root, struct btrfs_super_block, + chunk_root, 64); +BTRFS_SETGET_STACK_FUNCS(super_chunk_root_level, struct btrfs_super_block, + chunk_root_level, 8); +BTRFS_SETGET_STACK_FUNCS(super_log_root, struct btrfs_super_block, log_root, 64); +BTRFS_SETGET_STACK_FUNCS(super_log_root_level, struct btrfs_super_block, + log_root_level, 8); +BTRFS_SETGET_STACK_FUNCS(super_total_bytes, struct btrfs_super_block, + total_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(super_bytes_used, struct btrfs_super_block, + bytes_used, 64); +BTRFS_SETGET_STACK_FUNCS(super_sectorsize, struct btrfs_super_block, + sectorsize, 32); +BTRFS_SETGET_STACK_FUNCS(super_nodesize, struct btrfs_super_block, + nodesize, 32); +BTRFS_SETGET_STACK_FUNCS(super_stripesize, struct btrfs_super_block, + stripesize, 32); +BTRFS_SETGET_STACK_FUNCS(super_root_dir, struct btrfs_super_block, + root_dir_objectid, 64); +BTRFS_SETGET_STACK_FUNCS(super_num_devices, struct btrfs_super_block, + num_devices, 64); +BTRFS_SETGET_STACK_FUNCS(super_compat_flags, struct btrfs_super_block, + compat_flags, 64); +BTRFS_SETGET_STACK_FUNCS(super_compat_ro_flags, struct btrfs_super_block, + compat_ro_flags, 64); +BTRFS_SETGET_STACK_FUNCS(super_incompat_flags, struct btrfs_super_block, + incompat_flags, 64); +BTRFS_SETGET_STACK_FUNCS(super_csum_type, struct btrfs_super_block, + csum_type, 16); +BTRFS_SETGET_STACK_FUNCS(super_cache_generation, struct btrfs_super_block, + cache_generation, 64); +BTRFS_SETGET_STACK_FUNCS(super_magic, struct btrfs_super_block, magic, 64); +BTRFS_SETGET_STACK_FUNCS(super_uuid_tree_generation, struct btrfs_super_block, + uuid_tree_generation, 64); + +int btrfs_super_csum_size(const struct btrfs_super_block *s); +const char *btrfs_super_csum_name(u16 csum_type); +const char *btrfs_super_csum_driver(u16 csum_type); +size_t __attribute_const__ btrfs_get_num_csums(void); + +/* + * The leaf data grows from end-to-front in the node. this returns the address + * of the start of the last item, which is the stop of the leaf data stack. + */ +static inline unsigned int leaf_data_end(const struct extent_buffer *leaf) +{ + u32 nr = btrfs_header_nritems(leaf); + + if (nr == 0) + return BTRFS_LEAF_DATA_SIZE(leaf->fs_info); + return btrfs_item_offset(leaf, nr - 1); +} + +/* struct btrfs_file_extent_item */ +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_type, struct btrfs_file_extent_item, + type, 8); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_disk_bytenr, + struct btrfs_file_extent_item, disk_bytenr, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_offset, + struct btrfs_file_extent_item, offset, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_generation, + struct btrfs_file_extent_item, generation, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_num_bytes, + struct btrfs_file_extent_item, num_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_ram_bytes, + struct btrfs_file_extent_item, ram_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_disk_num_bytes, + struct btrfs_file_extent_item, disk_num_bytes, 64); +BTRFS_SETGET_STACK_FUNCS(stack_file_extent_compression, + struct btrfs_file_extent_item, compression, 8); + +static inline unsigned long btrfs_file_extent_inline_start( + const struct btrfs_file_extent_item *e) +{ + return (unsigned long)e + BTRFS_FILE_EXTENT_INLINE_DATA_START; +} + +static inline u32 btrfs_file_extent_calc_inline_size(u32 datasize) +{ + return BTRFS_FILE_EXTENT_INLINE_DATA_START + datasize; +} + +BTRFS_SETGET_FUNCS(file_extent_type, struct btrfs_file_extent_item, type, 8); +BTRFS_SETGET_FUNCS(file_extent_disk_bytenr, struct btrfs_file_extent_item, + disk_bytenr, 64); +BTRFS_SETGET_FUNCS(file_extent_generation, struct btrfs_file_extent_item, + generation, 64); +BTRFS_SETGET_FUNCS(file_extent_disk_num_bytes, struct btrfs_file_extent_item, + disk_num_bytes, 64); +BTRFS_SETGET_FUNCS(file_extent_offset, struct btrfs_file_extent_item, + offset, 64); +BTRFS_SETGET_FUNCS(file_extent_num_bytes, struct btrfs_file_extent_item, + num_bytes, 64); +BTRFS_SETGET_FUNCS(file_extent_ram_bytes, struct btrfs_file_extent_item, + ram_bytes, 64); +BTRFS_SETGET_FUNCS(file_extent_compression, struct btrfs_file_extent_item, + compression, 8); +BTRFS_SETGET_FUNCS(file_extent_encryption, struct btrfs_file_extent_item, + encryption, 8); +BTRFS_SETGET_FUNCS(file_extent_other_encoding, struct btrfs_file_extent_item, + other_encoding, 16); + +/* + * Returns the number of bytes used by the item on disk, minus the size of any + * extent headers. If a file is compressed on disk, this is the compressed + * size. + */ +static inline u32 btrfs_file_extent_inline_item_len( + const struct extent_buffer *eb, + int nr) +{ + return btrfs_item_size(eb, nr) - BTRFS_FILE_EXTENT_INLINE_DATA_START; +} + +/* btrfs_qgroup_status_item */ +BTRFS_SETGET_FUNCS(qgroup_status_generation, struct btrfs_qgroup_status_item, + generation, 64); +BTRFS_SETGET_FUNCS(qgroup_status_version, struct btrfs_qgroup_status_item, + version, 64); +BTRFS_SETGET_FUNCS(qgroup_status_flags, struct btrfs_qgroup_status_item, + flags, 64); +BTRFS_SETGET_FUNCS(qgroup_status_rescan, struct btrfs_qgroup_status_item, + rescan, 64); + +/* btrfs_qgroup_info_item */ +BTRFS_SETGET_FUNCS(qgroup_info_generation, struct btrfs_qgroup_info_item, + generation, 64); +BTRFS_SETGET_FUNCS(qgroup_info_rfer, struct btrfs_qgroup_info_item, rfer, 64); +BTRFS_SETGET_FUNCS(qgroup_info_rfer_cmpr, struct btrfs_qgroup_info_item, + rfer_cmpr, 64); +BTRFS_SETGET_FUNCS(qgroup_info_excl, struct btrfs_qgroup_info_item, excl, 64); +BTRFS_SETGET_FUNCS(qgroup_info_excl_cmpr, struct btrfs_qgroup_info_item, + excl_cmpr, 64); + +BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_generation, + struct btrfs_qgroup_info_item, generation, 64); +BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_rfer, struct btrfs_qgroup_info_item, + rfer, 64); +BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_rfer_cmpr, + struct btrfs_qgroup_info_item, rfer_cmpr, 64); +BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_excl, struct btrfs_qgroup_info_item, + excl, 64); +BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_excl_cmpr, + struct btrfs_qgroup_info_item, excl_cmpr, 64); + +/* btrfs_qgroup_limit_item */ +BTRFS_SETGET_FUNCS(qgroup_limit_flags, struct btrfs_qgroup_limit_item, flags, 64); +BTRFS_SETGET_FUNCS(qgroup_limit_max_rfer, struct btrfs_qgroup_limit_item, + max_rfer, 64); +BTRFS_SETGET_FUNCS(qgroup_limit_max_excl, struct btrfs_qgroup_limit_item, + max_excl, 64); +BTRFS_SETGET_FUNCS(qgroup_limit_rsv_rfer, struct btrfs_qgroup_limit_item, + rsv_rfer, 64); +BTRFS_SETGET_FUNCS(qgroup_limit_rsv_excl, struct btrfs_qgroup_limit_item, + rsv_excl, 64); + +/* btrfs_dev_replace_item */ +BTRFS_SETGET_FUNCS(dev_replace_src_devid, + struct btrfs_dev_replace_item, src_devid, 64); +BTRFS_SETGET_FUNCS(dev_replace_cont_reading_from_srcdev_mode, + struct btrfs_dev_replace_item, cont_reading_from_srcdev_mode, + 64); +BTRFS_SETGET_FUNCS(dev_replace_replace_state, struct btrfs_dev_replace_item, + replace_state, 64); +BTRFS_SETGET_FUNCS(dev_replace_time_started, struct btrfs_dev_replace_item, + time_started, 64); +BTRFS_SETGET_FUNCS(dev_replace_time_stopped, struct btrfs_dev_replace_item, + time_stopped, 64); +BTRFS_SETGET_FUNCS(dev_replace_num_write_errors, struct btrfs_dev_replace_item, + num_write_errors, 64); +BTRFS_SETGET_FUNCS(dev_replace_num_uncorrectable_read_errors, + struct btrfs_dev_replace_item, num_uncorrectable_read_errors, + 64); +BTRFS_SETGET_FUNCS(dev_replace_cursor_left, struct btrfs_dev_replace_item, + cursor_left, 64); +BTRFS_SETGET_FUNCS(dev_replace_cursor_right, struct btrfs_dev_replace_item, + cursor_right, 64); + +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_src_devid, + struct btrfs_dev_replace_item, src_devid, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cont_reading_from_srcdev_mode, + struct btrfs_dev_replace_item, + cont_reading_from_srcdev_mode, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_replace_state, + struct btrfs_dev_replace_item, replace_state, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_time_started, + struct btrfs_dev_replace_item, time_started, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_time_stopped, + struct btrfs_dev_replace_item, time_stopped, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_num_write_errors, + struct btrfs_dev_replace_item, num_write_errors, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_num_uncorrectable_read_errors, + struct btrfs_dev_replace_item, + num_uncorrectable_read_errors, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_left, + struct btrfs_dev_replace_item, cursor_left, 64); +BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_right, + struct btrfs_dev_replace_item, cursor_right, 64); + +/* btrfs_verity_descriptor_item */ +BTRFS_SETGET_FUNCS(verity_descriptor_encryption, struct btrfs_verity_descriptor_item, + encryption, 8); +BTRFS_SETGET_FUNCS(verity_descriptor_size, struct btrfs_verity_descriptor_item, + size, 64); +BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_encryption, + struct btrfs_verity_descriptor_item, encryption, 8); +BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_size, + struct btrfs_verity_descriptor_item, size, 64); + +/* Cast into the data area of the leaf. */ +#define btrfs_item_ptr(leaf, slot, type) \ + ((type *)(BTRFS_LEAF_DATA_OFFSET + btrfs_item_offset(leaf, slot))) + +#define btrfs_item_ptr_offset(leaf, slot) \ + ((unsigned long)(BTRFS_LEAF_DATA_OFFSET + btrfs_item_offset(leaf, slot))) + #endif diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index f76db317c437..41caa6fc6301 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -16,6 +16,7 @@ #include "misc.h" #include "tree-mod-log.h" #include "fs.h" +#include "accessors.h" /* Just arbitrary numbers so we can be sure one of these happened. */ #define BACKREF_FOUND_SHARED 6 diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index bf8d1e110136..d1f8d792b184 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -18,6 +18,7 @@ #include "raid56.h" #include "zoned.h" #include "fs.h" +#include "accessors.h" #ifdef CONFIG_BTRFS_DEBUG int btrfs_should_fragment_free_space(struct btrfs_block_group *block_group) diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c index a48fa7ac74cc..069ea9d6a8d4 100644 --- a/fs/btrfs/block-rsv.c +++ b/fs/btrfs/block-rsv.c @@ -8,6 +8,7 @@ #include "block-group.h" #include "disk-io.h" #include "fs.h" +#include "accessors.h" /* * HOW DO BLOCK RESERVES WORK diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index e8e1a92b30ac..7ff0703ef3e4 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -93,6 +93,7 @@ #include "check-integrity.h" #include "rcu-string.h" #include "compression.h" +#include "accessors.h" #define BTRFSIC_BLOCK_HASHTABLE_SIZE 0x10000 #define BTRFSIC_BLOCK_LINK_HASHTABLE_SIZE 0x10000 diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 296ca4de8d52..20034c23abb2 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1176,8 +1176,6 @@ static inline u32 BTRFS_LEAF_DATA_SIZE(const struct btrfs_fs_info *info) return info->nodesize - sizeof(struct btrfs_header); } -#define BTRFS_LEAF_DATA_OFFSET offsetof(struct btrfs_leaf, items) - static inline u32 BTRFS_MAX_ITEM_SIZE(const struct btrfs_fs_info *info) { return BTRFS_LEAF_DATA_SIZE(info) - sizeof(struct btrfs_item); @@ -1204,1094 +1202,6 @@ static inline u32 BTRFS_MAX_XATTR_SIZE(const struct btrfs_fs_info *info) #define BTRFS_BYTES_TO_BLKS(fs_info, bytes) \ ((bytes) >> (fs_info)->sectorsize_bits) -/* some macros to generate set/get functions for the struct fields. This - * assumes there is a lefoo_to_cpu for every type, so lets make a simple - * one for u8: - */ -#define le8_to_cpu(v) (v) -#define cpu_to_le8(v) (v) -#define __le8 u8 - -static inline u8 get_unaligned_le8(const void *p) -{ - return *(u8 *)p; -} - -static inline void put_unaligned_le8(u8 val, void *p) -{ - *(u8 *)p = val; -} - -#define read_eb_member(eb, ptr, type, member, result) (\ - read_extent_buffer(eb, (char *)(result), \ - ((unsigned long)(ptr)) + \ - offsetof(type, member), \ - sizeof(((type *)0)->member))) - -#define write_eb_member(eb, ptr, type, member, result) (\ - write_extent_buffer(eb, (char *)(result), \ - ((unsigned long)(ptr)) + \ - offsetof(type, member), \ - sizeof(((type *)0)->member))) - -#define DECLARE_BTRFS_SETGET_BITS(bits) \ -u##bits btrfs_get_token_##bits(struct btrfs_map_token *token, \ - const void *ptr, unsigned long off); \ -void btrfs_set_token_##bits(struct btrfs_map_token *token, \ - const void *ptr, unsigned long off, \ - u##bits val); \ -u##bits btrfs_get_##bits(const struct extent_buffer *eb, \ - const void *ptr, unsigned long off); \ -void btrfs_set_##bits(const struct extent_buffer *eb, void *ptr, \ - unsigned long off, u##bits val); - -DECLARE_BTRFS_SETGET_BITS(8) -DECLARE_BTRFS_SETGET_BITS(16) -DECLARE_BTRFS_SETGET_BITS(32) -DECLARE_BTRFS_SETGET_BITS(64) - -#define BTRFS_SETGET_FUNCS(name, type, member, bits) \ -static inline u##bits btrfs_##name(const struct extent_buffer *eb, \ - const type *s) \ -{ \ - static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ - return btrfs_get_##bits(eb, s, offsetof(type, member)); \ -} \ -static inline void btrfs_set_##name(const struct extent_buffer *eb, type *s, \ - u##bits val) \ -{ \ - static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ - btrfs_set_##bits(eb, s, offsetof(type, member), val); \ -} \ -static inline u##bits btrfs_token_##name(struct btrfs_map_token *token, \ - const type *s) \ -{ \ - static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ - return btrfs_get_token_##bits(token, s, offsetof(type, member));\ -} \ -static inline void btrfs_set_token_##name(struct btrfs_map_token *token,\ - type *s, u##bits val) \ -{ \ - static_assert(sizeof(u##bits) == sizeof(((type *)0))->member); \ - btrfs_set_token_##bits(token, s, offsetof(type, member), val); \ -} - -#define BTRFS_SETGET_HEADER_FUNCS(name, type, member, bits) \ -static inline u##bits btrfs_##name(const struct extent_buffer *eb) \ -{ \ - const type *p = page_address(eb->pages[0]) + \ - offset_in_page(eb->start); \ - return get_unaligned_le##bits(&p->member); \ -} \ -static inline void btrfs_set_##name(const struct extent_buffer *eb, \ - u##bits val) \ -{ \ - type *p = page_address(eb->pages[0]) + offset_in_page(eb->start); \ - put_unaligned_le##bits(val, &p->member); \ -} - -#define BTRFS_SETGET_STACK_FUNCS(name, type, member, bits) \ -static inline u##bits btrfs_##name(const type *s) \ -{ \ - return get_unaligned_le##bits(&s->member); \ -} \ -static inline void btrfs_set_##name(type *s, u##bits val) \ -{ \ - put_unaligned_le##bits(val, &s->member); \ -} - -static inline u64 btrfs_device_total_bytes(const struct extent_buffer *eb, - struct btrfs_dev_item *s) -{ - static_assert(sizeof(u64) == - sizeof(((struct btrfs_dev_item *)0))->total_bytes); - return btrfs_get_64(eb, s, offsetof(struct btrfs_dev_item, - total_bytes)); -} -static inline void btrfs_set_device_total_bytes(const struct extent_buffer *eb, - struct btrfs_dev_item *s, - u64 val) -{ - static_assert(sizeof(u64) == - sizeof(((struct btrfs_dev_item *)0))->total_bytes); - WARN_ON(!IS_ALIGNED(val, eb->fs_info->sectorsize)); - btrfs_set_64(eb, s, offsetof(struct btrfs_dev_item, total_bytes), val); -} - - -BTRFS_SETGET_FUNCS(device_type, struct btrfs_dev_item, type, 64); -BTRFS_SETGET_FUNCS(device_bytes_used, struct btrfs_dev_item, bytes_used, 64); -BTRFS_SETGET_FUNCS(device_io_align, struct btrfs_dev_item, io_align, 32); -BTRFS_SETGET_FUNCS(device_io_width, struct btrfs_dev_item, io_width, 32); -BTRFS_SETGET_FUNCS(device_start_offset, struct btrfs_dev_item, - start_offset, 64); -BTRFS_SETGET_FUNCS(device_sector_size, struct btrfs_dev_item, sector_size, 32); -BTRFS_SETGET_FUNCS(device_id, struct btrfs_dev_item, devid, 64); -BTRFS_SETGET_FUNCS(device_group, struct btrfs_dev_item, dev_group, 32); -BTRFS_SETGET_FUNCS(device_seek_speed, struct btrfs_dev_item, seek_speed, 8); -BTRFS_SETGET_FUNCS(device_bandwidth, struct btrfs_dev_item, bandwidth, 8); -BTRFS_SETGET_FUNCS(device_generation, struct btrfs_dev_item, generation, 64); - -BTRFS_SETGET_STACK_FUNCS(stack_device_type, struct btrfs_dev_item, type, 64); -BTRFS_SETGET_STACK_FUNCS(stack_device_total_bytes, struct btrfs_dev_item, - total_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(stack_device_bytes_used, struct btrfs_dev_item, - bytes_used, 64); -BTRFS_SETGET_STACK_FUNCS(stack_device_io_align, struct btrfs_dev_item, - io_align, 32); -BTRFS_SETGET_STACK_FUNCS(stack_device_io_width, struct btrfs_dev_item, - io_width, 32); -BTRFS_SETGET_STACK_FUNCS(stack_device_sector_size, struct btrfs_dev_item, - sector_size, 32); -BTRFS_SETGET_STACK_FUNCS(stack_device_id, struct btrfs_dev_item, devid, 64); -BTRFS_SETGET_STACK_FUNCS(stack_device_group, struct btrfs_dev_item, - dev_group, 32); -BTRFS_SETGET_STACK_FUNCS(stack_device_seek_speed, struct btrfs_dev_item, - seek_speed, 8); -BTRFS_SETGET_STACK_FUNCS(stack_device_bandwidth, struct btrfs_dev_item, - bandwidth, 8); -BTRFS_SETGET_STACK_FUNCS(stack_device_generation, struct btrfs_dev_item, - generation, 64); - -static inline unsigned long btrfs_device_uuid(struct btrfs_dev_item *d) -{ - return (unsigned long)d + offsetof(struct btrfs_dev_item, uuid); -} - -static inline unsigned long btrfs_device_fsid(struct btrfs_dev_item *d) -{ - return (unsigned long)d + offsetof(struct btrfs_dev_item, fsid); -} - -BTRFS_SETGET_FUNCS(chunk_length, struct btrfs_chunk, length, 64); -BTRFS_SETGET_FUNCS(chunk_owner, struct btrfs_chunk, owner, 64); -BTRFS_SETGET_FUNCS(chunk_stripe_len, struct btrfs_chunk, stripe_len, 64); -BTRFS_SETGET_FUNCS(chunk_io_align, struct btrfs_chunk, io_align, 32); -BTRFS_SETGET_FUNCS(chunk_io_width, struct btrfs_chunk, io_width, 32); -BTRFS_SETGET_FUNCS(chunk_sector_size, struct btrfs_chunk, sector_size, 32); -BTRFS_SETGET_FUNCS(chunk_type, struct btrfs_chunk, type, 64); -BTRFS_SETGET_FUNCS(chunk_num_stripes, struct btrfs_chunk, num_stripes, 16); -BTRFS_SETGET_FUNCS(chunk_sub_stripes, struct btrfs_chunk, sub_stripes, 16); -BTRFS_SETGET_FUNCS(stripe_devid, struct btrfs_stripe, devid, 64); -BTRFS_SETGET_FUNCS(stripe_offset, struct btrfs_stripe, offset, 64); - -static inline char *btrfs_stripe_dev_uuid(struct btrfs_stripe *s) -{ - return (char *)s + offsetof(struct btrfs_stripe, dev_uuid); -} - -BTRFS_SETGET_STACK_FUNCS(stack_chunk_length, struct btrfs_chunk, length, 64); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_owner, struct btrfs_chunk, owner, 64); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_stripe_len, struct btrfs_chunk, - stripe_len, 64); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_io_align, struct btrfs_chunk, - io_align, 32); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_io_width, struct btrfs_chunk, - io_width, 32); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_sector_size, struct btrfs_chunk, - sector_size, 32); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_type, struct btrfs_chunk, type, 64); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_num_stripes, struct btrfs_chunk, - num_stripes, 16); -BTRFS_SETGET_STACK_FUNCS(stack_chunk_sub_stripes, struct btrfs_chunk, - sub_stripes, 16); -BTRFS_SETGET_STACK_FUNCS(stack_stripe_devid, struct btrfs_stripe, devid, 64); -BTRFS_SETGET_STACK_FUNCS(stack_stripe_offset, struct btrfs_stripe, offset, 64); - -static inline struct btrfs_stripe *btrfs_stripe_nr(struct btrfs_chunk *c, - int nr) -{ - unsigned long offset = (unsigned long)c; - offset += offsetof(struct btrfs_chunk, stripe); - offset += nr * sizeof(struct btrfs_stripe); - return (struct btrfs_stripe *)offset; -} - -static inline char *btrfs_stripe_dev_uuid_nr(struct btrfs_chunk *c, int nr) -{ - return btrfs_stripe_dev_uuid(btrfs_stripe_nr(c, nr)); -} - -static inline u64 btrfs_stripe_offset_nr(const struct extent_buffer *eb, - struct btrfs_chunk *c, int nr) -{ - return btrfs_stripe_offset(eb, btrfs_stripe_nr(c, nr)); -} - -static inline u64 btrfs_stripe_devid_nr(const struct extent_buffer *eb, - struct btrfs_chunk *c, int nr) -{ - return btrfs_stripe_devid(eb, btrfs_stripe_nr(c, nr)); -} - -/* struct btrfs_block_group_item */ -BTRFS_SETGET_STACK_FUNCS(stack_block_group_used, struct btrfs_block_group_item, - used, 64); -BTRFS_SETGET_FUNCS(block_group_used, struct btrfs_block_group_item, - used, 64); -BTRFS_SETGET_STACK_FUNCS(stack_block_group_chunk_objectid, - struct btrfs_block_group_item, chunk_objectid, 64); - -BTRFS_SETGET_FUNCS(block_group_chunk_objectid, - struct btrfs_block_group_item, chunk_objectid, 64); -BTRFS_SETGET_FUNCS(block_group_flags, - struct btrfs_block_group_item, flags, 64); -BTRFS_SETGET_STACK_FUNCS(stack_block_group_flags, - struct btrfs_block_group_item, flags, 64); - -/* struct btrfs_free_space_info */ -BTRFS_SETGET_FUNCS(free_space_extent_count, struct btrfs_free_space_info, - extent_count, 32); -BTRFS_SETGET_FUNCS(free_space_flags, struct btrfs_free_space_info, flags, 32); - -/* struct btrfs_inode_ref */ -BTRFS_SETGET_FUNCS(inode_ref_name_len, struct btrfs_inode_ref, name_len, 16); -BTRFS_SETGET_FUNCS(inode_ref_index, struct btrfs_inode_ref, index, 64); - -/* struct btrfs_inode_extref */ -BTRFS_SETGET_FUNCS(inode_extref_parent, struct btrfs_inode_extref, - parent_objectid, 64); -BTRFS_SETGET_FUNCS(inode_extref_name_len, struct btrfs_inode_extref, - name_len, 16); -BTRFS_SETGET_FUNCS(inode_extref_index, struct btrfs_inode_extref, index, 64); - -/* struct btrfs_inode_item */ -BTRFS_SETGET_FUNCS(inode_generation, struct btrfs_inode_item, generation, 64); -BTRFS_SETGET_FUNCS(inode_sequence, struct btrfs_inode_item, sequence, 64); -BTRFS_SETGET_FUNCS(inode_transid, struct btrfs_inode_item, transid, 64); -BTRFS_SETGET_FUNCS(inode_size, struct btrfs_inode_item, size, 64); -BTRFS_SETGET_FUNCS(inode_nbytes, struct btrfs_inode_item, nbytes, 64); -BTRFS_SETGET_FUNCS(inode_block_group, struct btrfs_inode_item, block_group, 64); -BTRFS_SETGET_FUNCS(inode_nlink, struct btrfs_inode_item, nlink, 32); -BTRFS_SETGET_FUNCS(inode_uid, struct btrfs_inode_item, uid, 32); -BTRFS_SETGET_FUNCS(inode_gid, struct btrfs_inode_item, gid, 32); -BTRFS_SETGET_FUNCS(inode_mode, struct btrfs_inode_item, mode, 32); -BTRFS_SETGET_FUNCS(inode_rdev, struct btrfs_inode_item, rdev, 64); -BTRFS_SETGET_FUNCS(inode_flags, struct btrfs_inode_item, flags, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_generation, struct btrfs_inode_item, - generation, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_sequence, struct btrfs_inode_item, - sequence, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_transid, struct btrfs_inode_item, - transid, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_size, struct btrfs_inode_item, size, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_nbytes, struct btrfs_inode_item, - nbytes, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_block_group, struct btrfs_inode_item, - block_group, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_nlink, struct btrfs_inode_item, nlink, 32); -BTRFS_SETGET_STACK_FUNCS(stack_inode_uid, struct btrfs_inode_item, uid, 32); -BTRFS_SETGET_STACK_FUNCS(stack_inode_gid, struct btrfs_inode_item, gid, 32); -BTRFS_SETGET_STACK_FUNCS(stack_inode_mode, struct btrfs_inode_item, mode, 32); -BTRFS_SETGET_STACK_FUNCS(stack_inode_rdev, struct btrfs_inode_item, rdev, 64); -BTRFS_SETGET_STACK_FUNCS(stack_inode_flags, struct btrfs_inode_item, flags, 64); -BTRFS_SETGET_FUNCS(timespec_sec, struct btrfs_timespec, sec, 64); -BTRFS_SETGET_FUNCS(timespec_nsec, struct btrfs_timespec, nsec, 32); -BTRFS_SETGET_STACK_FUNCS(stack_timespec_sec, struct btrfs_timespec, sec, 64); -BTRFS_SETGET_STACK_FUNCS(stack_timespec_nsec, struct btrfs_timespec, nsec, 32); - -/* struct btrfs_dev_extent */ -BTRFS_SETGET_FUNCS(dev_extent_chunk_tree, struct btrfs_dev_extent, - chunk_tree, 64); -BTRFS_SETGET_FUNCS(dev_extent_chunk_objectid, struct btrfs_dev_extent, - chunk_objectid, 64); -BTRFS_SETGET_FUNCS(dev_extent_chunk_offset, struct btrfs_dev_extent, - chunk_offset, 64); -BTRFS_SETGET_FUNCS(dev_extent_length, struct btrfs_dev_extent, length, 64); -BTRFS_SETGET_FUNCS(extent_refs, struct btrfs_extent_item, refs, 64); -BTRFS_SETGET_FUNCS(extent_generation, struct btrfs_extent_item, - generation, 64); -BTRFS_SETGET_FUNCS(extent_flags, struct btrfs_extent_item, flags, 64); - -BTRFS_SETGET_FUNCS(tree_block_level, struct btrfs_tree_block_info, level, 8); - -static inline void btrfs_tree_block_key(const struct extent_buffer *eb, - struct btrfs_tree_block_info *item, - struct btrfs_disk_key *key) -{ - read_eb_member(eb, item, struct btrfs_tree_block_info, key, key); -} - -static inline void btrfs_set_tree_block_key(const struct extent_buffer *eb, - struct btrfs_tree_block_info *item, - struct btrfs_disk_key *key) -{ - write_eb_member(eb, item, struct btrfs_tree_block_info, key, key); -} - -BTRFS_SETGET_FUNCS(extent_data_ref_root, struct btrfs_extent_data_ref, - root, 64); -BTRFS_SETGET_FUNCS(extent_data_ref_objectid, struct btrfs_extent_data_ref, - objectid, 64); -BTRFS_SETGET_FUNCS(extent_data_ref_offset, struct btrfs_extent_data_ref, - offset, 64); -BTRFS_SETGET_FUNCS(extent_data_ref_count, struct btrfs_extent_data_ref, - count, 32); - -BTRFS_SETGET_FUNCS(shared_data_ref_count, struct btrfs_shared_data_ref, - count, 32); - -BTRFS_SETGET_FUNCS(extent_inline_ref_type, struct btrfs_extent_inline_ref, - type, 8); -BTRFS_SETGET_FUNCS(extent_inline_ref_offset, struct btrfs_extent_inline_ref, - offset, 64); - -static inline u32 btrfs_extent_inline_ref_size(int type) -{ - if (type == BTRFS_TREE_BLOCK_REF_KEY || - type == BTRFS_SHARED_BLOCK_REF_KEY) - return sizeof(struct btrfs_extent_inline_ref); - if (type == BTRFS_SHARED_DATA_REF_KEY) - return sizeof(struct btrfs_shared_data_ref) + - sizeof(struct btrfs_extent_inline_ref); - if (type == BTRFS_EXTENT_DATA_REF_KEY) - return sizeof(struct btrfs_extent_data_ref) + - offsetof(struct btrfs_extent_inline_ref, offset); - return 0; -} - -/* struct btrfs_node */ -BTRFS_SETGET_FUNCS(key_blockptr, struct btrfs_key_ptr, blockptr, 64); -BTRFS_SETGET_FUNCS(key_generation, struct btrfs_key_ptr, generation, 64); -BTRFS_SETGET_STACK_FUNCS(stack_key_blockptr, struct btrfs_key_ptr, - blockptr, 64); -BTRFS_SETGET_STACK_FUNCS(stack_key_generation, struct btrfs_key_ptr, - generation, 64); - -static inline u64 btrfs_node_blockptr(const struct extent_buffer *eb, int nr) -{ - unsigned long ptr; - ptr = offsetof(struct btrfs_node, ptrs) + - sizeof(struct btrfs_key_ptr) * nr; - return btrfs_key_blockptr(eb, (struct btrfs_key_ptr *)ptr); -} - -static inline void btrfs_set_node_blockptr(const struct extent_buffer *eb, - int nr, u64 val) -{ - unsigned long ptr; - ptr = offsetof(struct btrfs_node, ptrs) + - sizeof(struct btrfs_key_ptr) * nr; - btrfs_set_key_blockptr(eb, (struct btrfs_key_ptr *)ptr, val); -} - -static inline u64 btrfs_node_ptr_generation(const struct extent_buffer *eb, int nr) -{ - unsigned long ptr; - ptr = offsetof(struct btrfs_node, ptrs) + - sizeof(struct btrfs_key_ptr) * nr; - return btrfs_key_generation(eb, (struct btrfs_key_ptr *)ptr); -} - -static inline void btrfs_set_node_ptr_generation(const struct extent_buffer *eb, - int nr, u64 val) -{ - unsigned long ptr; - ptr = offsetof(struct btrfs_node, ptrs) + - sizeof(struct btrfs_key_ptr) * nr; - btrfs_set_key_generation(eb, (struct btrfs_key_ptr *)ptr, val); -} - -static inline unsigned long btrfs_node_key_ptr_offset(int nr) -{ - return offsetof(struct btrfs_node, ptrs) + - sizeof(struct btrfs_key_ptr) * nr; -} - -void btrfs_node_key(const struct extent_buffer *eb, - struct btrfs_disk_key *disk_key, int nr); - -static inline void btrfs_set_node_key(const struct extent_buffer *eb, - struct btrfs_disk_key *disk_key, int nr) -{ - unsigned long ptr; - ptr = btrfs_node_key_ptr_offset(nr); - write_eb_member(eb, (struct btrfs_key_ptr *)ptr, - struct btrfs_key_ptr, key, disk_key); -} - -/* struct btrfs_item */ -BTRFS_SETGET_FUNCS(raw_item_offset, struct btrfs_item, offset, 32); -BTRFS_SETGET_FUNCS(raw_item_size, struct btrfs_item, size, 32); -BTRFS_SETGET_STACK_FUNCS(stack_item_offset, struct btrfs_item, offset, 32); -BTRFS_SETGET_STACK_FUNCS(stack_item_size, struct btrfs_item, size, 32); - -static inline unsigned long btrfs_item_nr_offset(int nr) -{ - return offsetof(struct btrfs_leaf, items) + - sizeof(struct btrfs_item) * nr; -} - -static inline struct btrfs_item *btrfs_item_nr(int nr) -{ - return (struct btrfs_item *)btrfs_item_nr_offset(nr); -} - -#define BTRFS_ITEM_SETGET_FUNCS(member) \ -static inline u32 btrfs_item_##member(const struct extent_buffer *eb, \ - int slot) \ -{ \ - return btrfs_raw_item_##member(eb, btrfs_item_nr(slot)); \ -} \ -static inline void btrfs_set_item_##member(const struct extent_buffer *eb, \ - int slot, u32 val) \ -{ \ - btrfs_set_raw_item_##member(eb, btrfs_item_nr(slot), val); \ -} \ -static inline u32 btrfs_token_item_##member(struct btrfs_map_token *token, \ - int slot) \ -{ \ - struct btrfs_item *item = btrfs_item_nr(slot); \ - return btrfs_token_raw_item_##member(token, item); \ -} \ -static inline void btrfs_set_token_item_##member(struct btrfs_map_token *token, \ - int slot, u32 val) \ -{ \ - struct btrfs_item *item = btrfs_item_nr(slot); \ - btrfs_set_token_raw_item_##member(token, item, val); \ -} - -BTRFS_ITEM_SETGET_FUNCS(offset) -BTRFS_ITEM_SETGET_FUNCS(size); - -static inline u32 btrfs_item_data_end(const struct extent_buffer *eb, int nr) -{ - return btrfs_item_offset(eb, nr) + btrfs_item_size(eb, nr); -} - -static inline void btrfs_item_key(const struct extent_buffer *eb, - struct btrfs_disk_key *disk_key, int nr) -{ - struct btrfs_item *item = btrfs_item_nr(nr); - read_eb_member(eb, item, struct btrfs_item, key, disk_key); -} - -static inline void btrfs_set_item_key(struct extent_buffer *eb, - struct btrfs_disk_key *disk_key, int nr) -{ - struct btrfs_item *item = btrfs_item_nr(nr); - write_eb_member(eb, item, struct btrfs_item, key, disk_key); -} - -BTRFS_SETGET_FUNCS(dir_log_end, struct btrfs_dir_log_item, end, 64); - -/* - * struct btrfs_root_ref - */ -BTRFS_SETGET_FUNCS(root_ref_dirid, struct btrfs_root_ref, dirid, 64); -BTRFS_SETGET_FUNCS(root_ref_sequence, struct btrfs_root_ref, sequence, 64); -BTRFS_SETGET_FUNCS(root_ref_name_len, struct btrfs_root_ref, name_len, 16); - -/* struct btrfs_dir_item */ -BTRFS_SETGET_FUNCS(dir_data_len, struct btrfs_dir_item, data_len, 16); -BTRFS_SETGET_FUNCS(dir_type, struct btrfs_dir_item, type, 8); -BTRFS_SETGET_FUNCS(dir_name_len, struct btrfs_dir_item, name_len, 16); -BTRFS_SETGET_FUNCS(dir_transid, struct btrfs_dir_item, transid, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dir_type, struct btrfs_dir_item, type, 8); -BTRFS_SETGET_STACK_FUNCS(stack_dir_data_len, struct btrfs_dir_item, - data_len, 16); -BTRFS_SETGET_STACK_FUNCS(stack_dir_name_len, struct btrfs_dir_item, - name_len, 16); -BTRFS_SETGET_STACK_FUNCS(stack_dir_transid, struct btrfs_dir_item, - transid, 64); - -static inline void btrfs_dir_item_key(const struct extent_buffer *eb, - const struct btrfs_dir_item *item, - struct btrfs_disk_key *key) -{ - read_eb_member(eb, item, struct btrfs_dir_item, location, key); -} - -static inline void btrfs_set_dir_item_key(struct extent_buffer *eb, - struct btrfs_dir_item *item, - const struct btrfs_disk_key *key) -{ - write_eb_member(eb, item, struct btrfs_dir_item, location, key); -} - -BTRFS_SETGET_FUNCS(free_space_entries, struct btrfs_free_space_header, - num_entries, 64); -BTRFS_SETGET_FUNCS(free_space_bitmaps, struct btrfs_free_space_header, - num_bitmaps, 64); -BTRFS_SETGET_FUNCS(free_space_generation, struct btrfs_free_space_header, - generation, 64); - -static inline void btrfs_free_space_key(const struct extent_buffer *eb, - const struct btrfs_free_space_header *h, - struct btrfs_disk_key *key) -{ - read_eb_member(eb, h, struct btrfs_free_space_header, location, key); -} - -static inline void btrfs_set_free_space_key(struct extent_buffer *eb, - struct btrfs_free_space_header *h, - const struct btrfs_disk_key *key) -{ - write_eb_member(eb, h, struct btrfs_free_space_header, location, key); -} - -/* struct btrfs_disk_key */ -BTRFS_SETGET_STACK_FUNCS(disk_key_objectid, struct btrfs_disk_key, - objectid, 64); -BTRFS_SETGET_STACK_FUNCS(disk_key_offset, struct btrfs_disk_key, offset, 64); -BTRFS_SETGET_STACK_FUNCS(disk_key_type, struct btrfs_disk_key, type, 8); - -#ifdef __LITTLE_ENDIAN - -/* - * Optimized helpers for little-endian architectures where CPU and on-disk - * structures have the same endianness and we can skip conversions. - */ - -static inline void btrfs_disk_key_to_cpu(struct btrfs_key *cpu_key, - const struct btrfs_disk_key *disk_key) -{ - memcpy(cpu_key, disk_key, sizeof(struct btrfs_key)); -} - -static inline void btrfs_cpu_key_to_disk(struct btrfs_disk_key *disk_key, - const struct btrfs_key *cpu_key) -{ - memcpy(disk_key, cpu_key, sizeof(struct btrfs_key)); -} - -static inline void btrfs_node_key_to_cpu(const struct extent_buffer *eb, - struct btrfs_key *cpu_key, int nr) -{ - struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; - - btrfs_node_key(eb, disk_key, nr); -} - -static inline void btrfs_item_key_to_cpu(const struct extent_buffer *eb, - struct btrfs_key *cpu_key, int nr) -{ - struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; - - btrfs_item_key(eb, disk_key, nr); -} - -static inline void btrfs_dir_item_key_to_cpu(const struct extent_buffer *eb, - const struct btrfs_dir_item *item, - struct btrfs_key *cpu_key) -{ - struct btrfs_disk_key *disk_key = (struct btrfs_disk_key *)cpu_key; - - btrfs_dir_item_key(eb, item, disk_key); -} - -#else - -static inline void btrfs_disk_key_to_cpu(struct btrfs_key *cpu, - const struct btrfs_disk_key *disk) -{ - cpu->offset = le64_to_cpu(disk->offset); - cpu->type = disk->type; - cpu->objectid = le64_to_cpu(disk->objectid); -} - -static inline void btrfs_cpu_key_to_disk(struct btrfs_disk_key *disk, - const struct btrfs_key *cpu) -{ - disk->offset = cpu_to_le64(cpu->offset); - disk->type = cpu->type; - disk->objectid = cpu_to_le64(cpu->objectid); -} - -static inline void btrfs_node_key_to_cpu(const struct extent_buffer *eb, - struct btrfs_key *key, int nr) -{ - struct btrfs_disk_key disk_key; - btrfs_node_key(eb, &disk_key, nr); - btrfs_disk_key_to_cpu(key, &disk_key); -} - -static inline void btrfs_item_key_to_cpu(const struct extent_buffer *eb, - struct btrfs_key *key, int nr) -{ - struct btrfs_disk_key disk_key; - btrfs_item_key(eb, &disk_key, nr); - btrfs_disk_key_to_cpu(key, &disk_key); -} - -static inline void btrfs_dir_item_key_to_cpu(const struct extent_buffer *eb, - const struct btrfs_dir_item *item, - struct btrfs_key *key) -{ - struct btrfs_disk_key disk_key; - btrfs_dir_item_key(eb, item, &disk_key); - btrfs_disk_key_to_cpu(key, &disk_key); -} - -#endif - -/* struct btrfs_header */ -BTRFS_SETGET_HEADER_FUNCS(header_bytenr, struct btrfs_header, bytenr, 64); -BTRFS_SETGET_HEADER_FUNCS(header_generation, struct btrfs_header, - generation, 64); -BTRFS_SETGET_HEADER_FUNCS(header_owner, struct btrfs_header, owner, 64); -BTRFS_SETGET_HEADER_FUNCS(header_nritems, struct btrfs_header, nritems, 32); -BTRFS_SETGET_HEADER_FUNCS(header_flags, struct btrfs_header, flags, 64); -BTRFS_SETGET_HEADER_FUNCS(header_level, struct btrfs_header, level, 8); -BTRFS_SETGET_STACK_FUNCS(stack_header_generation, struct btrfs_header, - generation, 64); -BTRFS_SETGET_STACK_FUNCS(stack_header_owner, struct btrfs_header, owner, 64); -BTRFS_SETGET_STACK_FUNCS(stack_header_nritems, struct btrfs_header, - nritems, 32); -BTRFS_SETGET_STACK_FUNCS(stack_header_bytenr, struct btrfs_header, bytenr, 64); - -static inline int btrfs_header_flag(const struct extent_buffer *eb, u64 flag) -{ - return (btrfs_header_flags(eb) & flag) == flag; -} - -static inline void btrfs_set_header_flag(struct extent_buffer *eb, u64 flag) -{ - u64 flags = btrfs_header_flags(eb); - btrfs_set_header_flags(eb, flags | flag); -} - -static inline void btrfs_clear_header_flag(struct extent_buffer *eb, u64 flag) -{ - u64 flags = btrfs_header_flags(eb); - btrfs_set_header_flags(eb, flags & ~flag); -} - -static inline int btrfs_header_backref_rev(const struct extent_buffer *eb) -{ - u64 flags = btrfs_header_flags(eb); - return flags >> BTRFS_BACKREF_REV_SHIFT; -} - -static inline void btrfs_set_header_backref_rev(struct extent_buffer *eb, - int rev) -{ - u64 flags = btrfs_header_flags(eb); - flags &= ~BTRFS_BACKREF_REV_MASK; - flags |= (u64)rev << BTRFS_BACKREF_REV_SHIFT; - btrfs_set_header_flags(eb, flags); -} - -static inline int btrfs_is_leaf(const struct extent_buffer *eb) -{ - return btrfs_header_level(eb) == 0; -} - -/* struct btrfs_root_item */ -BTRFS_SETGET_FUNCS(disk_root_generation, struct btrfs_root_item, - generation, 64); -BTRFS_SETGET_FUNCS(disk_root_refs, struct btrfs_root_item, refs, 32); -BTRFS_SETGET_FUNCS(disk_root_bytenr, struct btrfs_root_item, bytenr, 64); -BTRFS_SETGET_FUNCS(disk_root_level, struct btrfs_root_item, level, 8); - -BTRFS_SETGET_STACK_FUNCS(root_generation, struct btrfs_root_item, - generation, 64); -BTRFS_SETGET_STACK_FUNCS(root_bytenr, struct btrfs_root_item, bytenr, 64); -BTRFS_SETGET_STACK_FUNCS(root_drop_level, struct btrfs_root_item, drop_level, 8); -BTRFS_SETGET_STACK_FUNCS(root_level, struct btrfs_root_item, level, 8); -BTRFS_SETGET_STACK_FUNCS(root_dirid, struct btrfs_root_item, root_dirid, 64); -BTRFS_SETGET_STACK_FUNCS(root_refs, struct btrfs_root_item, refs, 32); -BTRFS_SETGET_STACK_FUNCS(root_flags, struct btrfs_root_item, flags, 64); -BTRFS_SETGET_STACK_FUNCS(root_used, struct btrfs_root_item, bytes_used, 64); -BTRFS_SETGET_STACK_FUNCS(root_limit, struct btrfs_root_item, byte_limit, 64); -BTRFS_SETGET_STACK_FUNCS(root_last_snapshot, struct btrfs_root_item, - last_snapshot, 64); -BTRFS_SETGET_STACK_FUNCS(root_generation_v2, struct btrfs_root_item, - generation_v2, 64); -BTRFS_SETGET_STACK_FUNCS(root_ctransid, struct btrfs_root_item, - ctransid, 64); -BTRFS_SETGET_STACK_FUNCS(root_otransid, struct btrfs_root_item, - otransid, 64); -BTRFS_SETGET_STACK_FUNCS(root_stransid, struct btrfs_root_item, - stransid, 64); -BTRFS_SETGET_STACK_FUNCS(root_rtransid, struct btrfs_root_item, - rtransid, 64); - -static inline bool btrfs_root_readonly(const struct btrfs_root *root) -{ - /* Byte-swap the constant at compile time, root_item::flags is LE */ - return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0; -} - -static inline bool btrfs_root_dead(const struct btrfs_root *root) -{ - /* Byte-swap the constant at compile time, root_item::flags is LE */ - return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_DEAD)) != 0; -} - -static inline u64 btrfs_root_id(const struct btrfs_root *root) -{ - return root->root_key.objectid; -} - -/* struct btrfs_root_backup */ -BTRFS_SETGET_STACK_FUNCS(backup_tree_root, struct btrfs_root_backup, - tree_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_tree_root_gen, struct btrfs_root_backup, - tree_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_tree_root_level, struct btrfs_root_backup, - tree_root_level, 8); - -BTRFS_SETGET_STACK_FUNCS(backup_chunk_root, struct btrfs_root_backup, - chunk_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_chunk_root_gen, struct btrfs_root_backup, - chunk_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_chunk_root_level, struct btrfs_root_backup, - chunk_root_level, 8); - -BTRFS_SETGET_STACK_FUNCS(backup_extent_root, struct btrfs_root_backup, - extent_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_extent_root_gen, struct btrfs_root_backup, - extent_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_extent_root_level, struct btrfs_root_backup, - extent_root_level, 8); - -BTRFS_SETGET_STACK_FUNCS(backup_fs_root, struct btrfs_root_backup, - fs_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_fs_root_gen, struct btrfs_root_backup, - fs_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_fs_root_level, struct btrfs_root_backup, - fs_root_level, 8); - -BTRFS_SETGET_STACK_FUNCS(backup_dev_root, struct btrfs_root_backup, - dev_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_dev_root_gen, struct btrfs_root_backup, - dev_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_dev_root_level, struct btrfs_root_backup, - dev_root_level, 8); - -BTRFS_SETGET_STACK_FUNCS(backup_csum_root, struct btrfs_root_backup, - csum_root, 64); -BTRFS_SETGET_STACK_FUNCS(backup_csum_root_gen, struct btrfs_root_backup, - csum_root_gen, 64); -BTRFS_SETGET_STACK_FUNCS(backup_csum_root_level, struct btrfs_root_backup, - csum_root_level, 8); -BTRFS_SETGET_STACK_FUNCS(backup_total_bytes, struct btrfs_root_backup, - total_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(backup_bytes_used, struct btrfs_root_backup, - bytes_used, 64); -BTRFS_SETGET_STACK_FUNCS(backup_num_devices, struct btrfs_root_backup, - num_devices, 64); - -/* struct btrfs_balance_item */ -BTRFS_SETGET_FUNCS(balance_flags, struct btrfs_balance_item, flags, 64); - -static inline void btrfs_balance_data(const struct extent_buffer *eb, - const struct btrfs_balance_item *bi, - struct btrfs_disk_balance_args *ba) -{ - read_eb_member(eb, bi, struct btrfs_balance_item, data, ba); -} - -static inline void btrfs_set_balance_data(struct extent_buffer *eb, - struct btrfs_balance_item *bi, - const struct btrfs_disk_balance_args *ba) -{ - write_eb_member(eb, bi, struct btrfs_balance_item, data, ba); -} - -static inline void btrfs_balance_meta(const struct extent_buffer *eb, - const struct btrfs_balance_item *bi, - struct btrfs_disk_balance_args *ba) -{ - read_eb_member(eb, bi, struct btrfs_balance_item, meta, ba); -} - -static inline void btrfs_set_balance_meta(struct extent_buffer *eb, - struct btrfs_balance_item *bi, - const struct btrfs_disk_balance_args *ba) -{ - write_eb_member(eb, bi, struct btrfs_balance_item, meta, ba); -} - -static inline void btrfs_balance_sys(const struct extent_buffer *eb, - const struct btrfs_balance_item *bi, - struct btrfs_disk_balance_args *ba) -{ - read_eb_member(eb, bi, struct btrfs_balance_item, sys, ba); -} - -static inline void btrfs_set_balance_sys(struct extent_buffer *eb, - struct btrfs_balance_item *bi, - const struct btrfs_disk_balance_args *ba) -{ - write_eb_member(eb, bi, struct btrfs_balance_item, sys, ba); -} - -static inline void -btrfs_disk_balance_args_to_cpu(struct btrfs_balance_args *cpu, - const struct btrfs_disk_balance_args *disk) -{ - memset(cpu, 0, sizeof(*cpu)); - - cpu->profiles = le64_to_cpu(disk->profiles); - cpu->usage = le64_to_cpu(disk->usage); - cpu->devid = le64_to_cpu(disk->devid); - cpu->pstart = le64_to_cpu(disk->pstart); - cpu->pend = le64_to_cpu(disk->pend); - cpu->vstart = le64_to_cpu(disk->vstart); - cpu->vend = le64_to_cpu(disk->vend); - cpu->target = le64_to_cpu(disk->target); - cpu->flags = le64_to_cpu(disk->flags); - cpu->limit = le64_to_cpu(disk->limit); - cpu->stripes_min = le32_to_cpu(disk->stripes_min); - cpu->stripes_max = le32_to_cpu(disk->stripes_max); -} - -static inline void -btrfs_cpu_balance_args_to_disk(struct btrfs_disk_balance_args *disk, - const struct btrfs_balance_args *cpu) -{ - memset(disk, 0, sizeof(*disk)); - - disk->profiles = cpu_to_le64(cpu->profiles); - disk->usage = cpu_to_le64(cpu->usage); - disk->devid = cpu_to_le64(cpu->devid); - disk->pstart = cpu_to_le64(cpu->pstart); - disk->pend = cpu_to_le64(cpu->pend); - disk->vstart = cpu_to_le64(cpu->vstart); - disk->vend = cpu_to_le64(cpu->vend); - disk->target = cpu_to_le64(cpu->target); - disk->flags = cpu_to_le64(cpu->flags); - disk->limit = cpu_to_le64(cpu->limit); - disk->stripes_min = cpu_to_le32(cpu->stripes_min); - disk->stripes_max = cpu_to_le32(cpu->stripes_max); -} - -/* struct btrfs_super_block */ -BTRFS_SETGET_STACK_FUNCS(super_bytenr, struct btrfs_super_block, bytenr, 64); -BTRFS_SETGET_STACK_FUNCS(super_flags, struct btrfs_super_block, flags, 64); -BTRFS_SETGET_STACK_FUNCS(super_generation, struct btrfs_super_block, - generation, 64); -BTRFS_SETGET_STACK_FUNCS(super_root, struct btrfs_super_block, root, 64); -BTRFS_SETGET_STACK_FUNCS(super_sys_array_size, - struct btrfs_super_block, sys_chunk_array_size, 32); -BTRFS_SETGET_STACK_FUNCS(super_chunk_root_generation, - struct btrfs_super_block, chunk_root_generation, 64); -BTRFS_SETGET_STACK_FUNCS(super_root_level, struct btrfs_super_block, - root_level, 8); -BTRFS_SETGET_STACK_FUNCS(super_chunk_root, struct btrfs_super_block, - chunk_root, 64); -BTRFS_SETGET_STACK_FUNCS(super_chunk_root_level, struct btrfs_super_block, - chunk_root_level, 8); -BTRFS_SETGET_STACK_FUNCS(super_log_root, struct btrfs_super_block, - log_root, 64); -BTRFS_SETGET_STACK_FUNCS(super_log_root_level, struct btrfs_super_block, - log_root_level, 8); -BTRFS_SETGET_STACK_FUNCS(super_total_bytes, struct btrfs_super_block, - total_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(super_bytes_used, struct btrfs_super_block, - bytes_used, 64); -BTRFS_SETGET_STACK_FUNCS(super_sectorsize, struct btrfs_super_block, - sectorsize, 32); -BTRFS_SETGET_STACK_FUNCS(super_nodesize, struct btrfs_super_block, - nodesize, 32); -BTRFS_SETGET_STACK_FUNCS(super_stripesize, struct btrfs_super_block, - stripesize, 32); -BTRFS_SETGET_STACK_FUNCS(super_root_dir, struct btrfs_super_block, - root_dir_objectid, 64); -BTRFS_SETGET_STACK_FUNCS(super_num_devices, struct btrfs_super_block, - num_devices, 64); -BTRFS_SETGET_STACK_FUNCS(super_compat_flags, struct btrfs_super_block, - compat_flags, 64); -BTRFS_SETGET_STACK_FUNCS(super_compat_ro_flags, struct btrfs_super_block, - compat_ro_flags, 64); -BTRFS_SETGET_STACK_FUNCS(super_incompat_flags, struct btrfs_super_block, - incompat_flags, 64); -BTRFS_SETGET_STACK_FUNCS(super_csum_type, struct btrfs_super_block, - csum_type, 16); -BTRFS_SETGET_STACK_FUNCS(super_cache_generation, struct btrfs_super_block, - cache_generation, 64); -BTRFS_SETGET_STACK_FUNCS(super_magic, struct btrfs_super_block, magic, 64); -BTRFS_SETGET_STACK_FUNCS(super_uuid_tree_generation, struct btrfs_super_block, - uuid_tree_generation, 64); - -int btrfs_super_csum_size(const struct btrfs_super_block *s); -const char *btrfs_super_csum_name(u16 csum_type); -const char *btrfs_super_csum_driver(u16 csum_type); -size_t __attribute_const__ btrfs_get_num_csums(void); - - -/* - * The leaf data grows from end-to-front in the node. - * this returns the address of the start of the last item, - * which is the stop of the leaf data stack - */ -static inline unsigned int leaf_data_end(const struct extent_buffer *leaf) -{ - u32 nr = btrfs_header_nritems(leaf); - - if (nr == 0) - return BTRFS_LEAF_DATA_SIZE(leaf->fs_info); - return btrfs_item_offset(leaf, nr - 1); -} - -/* struct btrfs_file_extent_item */ -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_type, struct btrfs_file_extent_item, - type, 8); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_disk_bytenr, - struct btrfs_file_extent_item, disk_bytenr, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_offset, - struct btrfs_file_extent_item, offset, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_generation, - struct btrfs_file_extent_item, generation, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_num_bytes, - struct btrfs_file_extent_item, num_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_ram_bytes, - struct btrfs_file_extent_item, ram_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_disk_num_bytes, - struct btrfs_file_extent_item, disk_num_bytes, 64); -BTRFS_SETGET_STACK_FUNCS(stack_file_extent_compression, - struct btrfs_file_extent_item, compression, 8); - -static inline unsigned long -btrfs_file_extent_inline_start(const struct btrfs_file_extent_item *e) -{ - return (unsigned long)e + BTRFS_FILE_EXTENT_INLINE_DATA_START; -} - -static inline u32 btrfs_file_extent_calc_inline_size(u32 datasize) -{ - return BTRFS_FILE_EXTENT_INLINE_DATA_START + datasize; -} - -BTRFS_SETGET_FUNCS(file_extent_type, struct btrfs_file_extent_item, type, 8); -BTRFS_SETGET_FUNCS(file_extent_disk_bytenr, struct btrfs_file_extent_item, - disk_bytenr, 64); -BTRFS_SETGET_FUNCS(file_extent_generation, struct btrfs_file_extent_item, - generation, 64); -BTRFS_SETGET_FUNCS(file_extent_disk_num_bytes, struct btrfs_file_extent_item, - disk_num_bytes, 64); -BTRFS_SETGET_FUNCS(file_extent_offset, struct btrfs_file_extent_item, - offset, 64); -BTRFS_SETGET_FUNCS(file_extent_num_bytes, struct btrfs_file_extent_item, - num_bytes, 64); -BTRFS_SETGET_FUNCS(file_extent_ram_bytes, struct btrfs_file_extent_item, - ram_bytes, 64); -BTRFS_SETGET_FUNCS(file_extent_compression, struct btrfs_file_extent_item, - compression, 8); -BTRFS_SETGET_FUNCS(file_extent_encryption, struct btrfs_file_extent_item, - encryption, 8); -BTRFS_SETGET_FUNCS(file_extent_other_encoding, struct btrfs_file_extent_item, - other_encoding, 16); - -/* - * this returns the number of bytes used by the item on disk, minus the - * size of any extent headers. If a file is compressed on disk, this is - * the compressed size - */ -static inline u32 btrfs_file_extent_inline_item_len( - const struct extent_buffer *eb, - int nr) -{ - return btrfs_item_size(eb, nr) - BTRFS_FILE_EXTENT_INLINE_DATA_START; -} - -/* btrfs_qgroup_status_item */ -BTRFS_SETGET_FUNCS(qgroup_status_generation, struct btrfs_qgroup_status_item, - generation, 64); -BTRFS_SETGET_FUNCS(qgroup_status_version, struct btrfs_qgroup_status_item, - version, 64); -BTRFS_SETGET_FUNCS(qgroup_status_flags, struct btrfs_qgroup_status_item, - flags, 64); -BTRFS_SETGET_FUNCS(qgroup_status_rescan, struct btrfs_qgroup_status_item, - rescan, 64); - -/* btrfs_qgroup_info_item */ -BTRFS_SETGET_FUNCS(qgroup_info_generation, struct btrfs_qgroup_info_item, - generation, 64); -BTRFS_SETGET_FUNCS(qgroup_info_rfer, struct btrfs_qgroup_info_item, rfer, 64); -BTRFS_SETGET_FUNCS(qgroup_info_rfer_cmpr, struct btrfs_qgroup_info_item, - rfer_cmpr, 64); -BTRFS_SETGET_FUNCS(qgroup_info_excl, struct btrfs_qgroup_info_item, excl, 64); -BTRFS_SETGET_FUNCS(qgroup_info_excl_cmpr, struct btrfs_qgroup_info_item, - excl_cmpr, 64); - -BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_generation, - struct btrfs_qgroup_info_item, generation, 64); -BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_rfer, struct btrfs_qgroup_info_item, - rfer, 64); -BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_rfer_cmpr, - struct btrfs_qgroup_info_item, rfer_cmpr, 64); -BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_excl, struct btrfs_qgroup_info_item, - excl, 64); -BTRFS_SETGET_STACK_FUNCS(stack_qgroup_info_excl_cmpr, - struct btrfs_qgroup_info_item, excl_cmpr, 64); - -/* btrfs_qgroup_limit_item */ -BTRFS_SETGET_FUNCS(qgroup_limit_flags, struct btrfs_qgroup_limit_item, - flags, 64); -BTRFS_SETGET_FUNCS(qgroup_limit_max_rfer, struct btrfs_qgroup_limit_item, - max_rfer, 64); -BTRFS_SETGET_FUNCS(qgroup_limit_max_excl, struct btrfs_qgroup_limit_item, - max_excl, 64); -BTRFS_SETGET_FUNCS(qgroup_limit_rsv_rfer, struct btrfs_qgroup_limit_item, - rsv_rfer, 64); -BTRFS_SETGET_FUNCS(qgroup_limit_rsv_excl, struct btrfs_qgroup_limit_item, - rsv_excl, 64); - -/* btrfs_dev_replace_item */ -BTRFS_SETGET_FUNCS(dev_replace_src_devid, - struct btrfs_dev_replace_item, src_devid, 64); -BTRFS_SETGET_FUNCS(dev_replace_cont_reading_from_srcdev_mode, - struct btrfs_dev_replace_item, cont_reading_from_srcdev_mode, - 64); -BTRFS_SETGET_FUNCS(dev_replace_replace_state, struct btrfs_dev_replace_item, - replace_state, 64); -BTRFS_SETGET_FUNCS(dev_replace_time_started, struct btrfs_dev_replace_item, - time_started, 64); -BTRFS_SETGET_FUNCS(dev_replace_time_stopped, struct btrfs_dev_replace_item, - time_stopped, 64); -BTRFS_SETGET_FUNCS(dev_replace_num_write_errors, struct btrfs_dev_replace_item, - num_write_errors, 64); -BTRFS_SETGET_FUNCS(dev_replace_num_uncorrectable_read_errors, - struct btrfs_dev_replace_item, num_uncorrectable_read_errors, - 64); -BTRFS_SETGET_FUNCS(dev_replace_cursor_left, struct btrfs_dev_replace_item, - cursor_left, 64); -BTRFS_SETGET_FUNCS(dev_replace_cursor_right, struct btrfs_dev_replace_item, - cursor_right, 64); - -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_src_devid, - struct btrfs_dev_replace_item, src_devid, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cont_reading_from_srcdev_mode, - struct btrfs_dev_replace_item, - cont_reading_from_srcdev_mode, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_replace_state, - struct btrfs_dev_replace_item, replace_state, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_time_started, - struct btrfs_dev_replace_item, time_started, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_time_stopped, - struct btrfs_dev_replace_item, time_stopped, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_num_write_errors, - struct btrfs_dev_replace_item, num_write_errors, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_num_uncorrectable_read_errors, - struct btrfs_dev_replace_item, - num_uncorrectable_read_errors, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_left, - struct btrfs_dev_replace_item, cursor_left, 64); -BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_right, - struct btrfs_dev_replace_item, cursor_right, 64); - -/* btrfs_verity_descriptor_item */ -BTRFS_SETGET_FUNCS(verity_descriptor_encryption, struct btrfs_verity_descriptor_item, - encryption, 8); -BTRFS_SETGET_FUNCS(verity_descriptor_size, struct btrfs_verity_descriptor_item, - size, 64); -BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_encryption, - struct btrfs_verity_descriptor_item, encryption, 8); -BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_size, - struct btrfs_verity_descriptor_item, size, 64); - -/* helper function to cast into the data area of the leaf. */ -#define btrfs_item_ptr(leaf, slot, type) \ - ((type *)(BTRFS_LEAF_DATA_OFFSET + \ - btrfs_item_offset(leaf, slot))) - -#define btrfs_item_ptr_offset(leaf, slot) \ - ((unsigned long)(BTRFS_LEAF_DATA_OFFSET + \ - btrfs_item_offset(leaf, slot))) - static inline u32 btrfs_crc32c(u32 crc, const void *address, unsigned length) { return crc32c(crc, address, length); diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 2f68570fbb53..012c96de4701 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -17,6 +17,7 @@ #include "locking.h" #include "inode-item.h" #include "space-info.h" +#include "accessors.h" #define BTRFS_DELAYED_WRITEBACK 512 #define BTRFS_DELAYED_BACKGROUND 128 diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 348aef453e69..94f8975034ce 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -24,6 +24,7 @@ #include "zoned.h" #include "block-group.h" #include "fs.h" +#include "accessors.h" /* * Device replace overview diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c index be5c1c2a8da5..9fa37f245c43 100644 --- a/fs/btrfs/dir-item.c +++ b/fs/btrfs/dir-item.c @@ -7,6 +7,7 @@ #include "ctree.h" #include "disk-io.h" #include "transaction.h" +#include "accessors.h" /* * insert a name into a directory, doing overflow properly if there is a hash diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 2c38b4eebd8f..75475a213972 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -44,6 +44,7 @@ #include "zoned.h" #include "subpage.h" #include "fs.h" +#include "accessors.h" #define BTRFS_SUPER_FLAG_SUPP (BTRFS_HEADER_FLAG_WRITTEN |\ BTRFS_HEADER_FLAG_RELOC |\ diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c index a51a5dfa737c..b6bc9684648f 100644 --- a/fs/btrfs/export.c +++ b/fs/btrfs/export.c @@ -7,6 +7,7 @@ #include "btrfs_inode.h" #include "print-tree.h" #include "export.h" +#include "accessors.h" #define BTRFS_FID_SIZE_NON_CONNECTABLE (offsetof(struct btrfs_fid, \ parent_objectid) / 4) diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index bc010dbcb6b1..8d28ba360e9a 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -37,6 +37,7 @@ #include "zoned.h" #include "dev-replace.h" #include "fs.h" +#include "accessors.h" #undef SCRAMBLE_DELAYED_REFS diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index aa2d60f683bb..4b47bb8c590f 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -31,6 +31,7 @@ #include "block-group.h" #include "compression.h" #include "fs.h" +#include "accessors.h" static struct kmem_cache *extent_buffer_cache; diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 675987e2d652..bce6c8d31bc0 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -18,6 +18,7 @@ #include "print-tree.h" #include "compression.h" #include "fs.h" +#include "accessors.h" #define __MAX_CSUM_ITEMS(r, size) ((unsigned long)(((BTRFS_LEAF_DATA_SIZE(r) - \ sizeof(struct btrfs_item) * 2) / \ diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index a352c7cacc99..62360a554420 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -31,6 +31,7 @@ #include "reflink.h" #include "subpage.h" #include "fs.h" +#include "accessors.h" static struct kmem_cache *btrfs_inode_defrag_cachep; /* diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 703902156f97..26ff1a5100b9 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -26,6 +26,7 @@ #include "discard.h" #include "subpage.h" #include "inode-item.h" +#include "accessors.h" #define BITS_PER_BITMAP (PAGE_SIZE * 8UL) #define MAX_CACHE_BYTES_PER_GIG SZ_64K diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c index 026214d74a02..fc79d21e7b4f 100644 --- a/fs/btrfs/free-space-tree.c +++ b/fs/btrfs/free-space-tree.c @@ -13,6 +13,7 @@ #include "transaction.h" #include "block-group.h" #include "fs.h" +#include "accessors.h" static int __add_block_group_free_space(struct btrfs_trans_handle *trans, struct btrfs_block_group *block_group, diff --git a/fs/btrfs/fs.c b/fs/btrfs/fs.c index a59504b59435..5553e1f8afe8 100644 --- a/fs/btrfs/fs.c +++ b/fs/btrfs/fs.c @@ -3,6 +3,7 @@ #include "messages.h" #include "ctree.h" #include "fs.h" +#include "accessors.h" void __btrfs_set_fs_incompat(struct btrfs_fs_info *fs_info, u64 flag, const char *name) diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c index 25e9f1d65067..b8dbabfa8b31 100644 --- a/fs/btrfs/inode-item.c +++ b/fs/btrfs/inode-item.c @@ -11,6 +11,7 @@ #include "transaction.h" #include "print-tree.h" #include "space-info.h" +#include "accessors.h" struct btrfs_inode_ref *btrfs_find_name_in_backref(struct extent_buffer *leaf, int slot, const char *name, diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 564a4ae9c285..e33be4032fff 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -51,6 +51,7 @@ #include "block-group.h" #include "subpage.h" #include "fs.h" +#include "accessors.h" #ifdef CONFIG_64BIT /* If we have a 32-bit userspace and 64-bit kernel, then the UAPI diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 0eab3cb274a1..870528d87526 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -12,6 +12,7 @@ #include "ctree.h" #include "extent_io.h" #include "locking.h" +#include "accessors.h" /* * Lockdep class keys for extent_buffer->lock's in this root. For a given diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c index 708facaede2c..aab7d30eed55 100644 --- a/fs/btrfs/print-tree.c +++ b/fs/btrfs/print-tree.c @@ -7,6 +7,7 @@ #include "ctree.h" #include "disk-io.h" #include "print-tree.h" +#include "accessors.h" struct root_name_map { u64 id; diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c index 6d88bf0a9b17..9ad15d69718c 100644 --- a/fs/btrfs/props.c +++ b/fs/btrfs/props.c @@ -13,6 +13,7 @@ #include "compression.h" #include "space-info.h" #include "fs.h" +#include "accessors.h" #define BTRFS_PROP_HANDLERS_HT_BITS 8 static DEFINE_HASHTABLE(prop_handlers_ht, BTRFS_PROP_HANDLERS_HT_BITS); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index e87a2f066f4d..39f67ca4b4ca 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -25,6 +25,7 @@ #include "sysfs.h" #include "tree-mod-log.h" #include "fs.h" +#include "accessors.h" /* * Helpers to access qgroup reservation diff --git a/fs/btrfs/ref-verify.c b/fs/btrfs/ref-verify.c index 9b09dc50ba14..95d28497de7c 100644 --- a/fs/btrfs/ref-verify.c +++ b/fs/btrfs/ref-verify.c @@ -12,6 +12,7 @@ #include "delayed-ref.h" #include "ref-verify.h" #include "fs.h" +#include "accessors.h" /* * Used to keep track the roots and number of refs each root has for a given diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c index daf65bfad30e..f0243eb33df7 100644 --- a/fs/btrfs/reflink.c +++ b/fs/btrfs/reflink.c @@ -11,6 +11,7 @@ #include "reflink.h" #include "transaction.h" #include "subpage.h" +#include "accessors.h" #define BTRFS_MAX_DEDUPE_LEN SZ_16M diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 977afbb4cd45..3d0a63465a74 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -29,6 +29,7 @@ #include "inode-item.h" #include "space-info.h" #include "fs.h" +#include "accessors.h" /* * Relocation overview diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c index 112b4bf3c3b8..fc00dfb281d5 100644 --- a/fs/btrfs/root-tree.c +++ b/fs/btrfs/root-tree.c @@ -13,6 +13,7 @@ #include "print-tree.h" #include "qgroup.h" #include "space-info.h" +#include "accessors.h" /* * Read a root item from the tree. In case we detect a root item smaller then diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 6871c1c54f8c..5c6c4aa2fb09 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -22,6 +22,7 @@ #include "block-group.h" #include "zoned.h" #include "fs.h" +#include "accessors.h" /* * This is only the first step towards a full-features scrub. It reads all diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 80104b5af32f..31fb3292e816 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -27,6 +27,7 @@ #include "compression.h" #include "xattr.h" #include "print-tree.h" +#include "accessors.h" /* * Maximum number of references an extent can have in order for us to attempt to diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c index af1538c2685d..94d73485454a 100644 --- a/fs/btrfs/space-info.c +++ b/fs/btrfs/space-info.c @@ -11,6 +11,7 @@ #include "block-group.h" #include "zoned.h" #include "fs.h" +#include "accessors.h" /* * HOW DOES SPACE RESERVATION WORK diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 0839e4a1cfac..c02fcdb9c7c4 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -51,6 +51,7 @@ #include "qgroup.h" #include "raid56.h" #include "fs.h" +#include "accessors.h" #define CREATE_TRACE_POINTS #include <trace/events/btrfs.h> diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 47b221372dcf..a14812f1254a 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -23,6 +23,7 @@ #include "qgroup.h" #include "misc.h" #include "fs.h" +#include "accessors.h" /* * Structure name Path diff --git a/fs/btrfs/tests/extent-buffer-tests.c b/fs/btrfs/tests/extent-buffer-tests.c index b7d181a08eab..5ef0b90e25c3 100644 --- a/fs/btrfs/tests/extent-buffer-tests.c +++ b/fs/btrfs/tests/extent-buffer-tests.c @@ -8,6 +8,7 @@ #include "../ctree.h" #include "../extent_io.h" #include "../disk-io.h" +#include "../accessors.h" static int test_btrfs_split_item(u32 sectorsize, u32 nodesize) { diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c index 13734ed43bfc..53a17b1d1744 100644 --- a/fs/btrfs/tests/free-space-tree-tests.c +++ b/fs/btrfs/tests/free-space-tree-tests.c @@ -10,6 +10,7 @@ #include "../free-space-tree.h" #include "../transaction.h" #include "../block-group.h" +#include "../accessors.h" struct free_space_extent { u64 start; diff --git a/fs/btrfs/tests/inode-tests.c b/fs/btrfs/tests/inode-tests.c index 625f7d398368..0a34a54ea9fd 100644 --- a/fs/btrfs/tests/inode-tests.c +++ b/fs/btrfs/tests/inode-tests.c @@ -11,6 +11,7 @@ #include "../extent_io.h" #include "../volumes.h" #include "../compression.h" +#include "../accessors.h" static void insert_extent(struct btrfs_root *root, u64 start, u64 len, u64 ram_bytes, u64 offset, u64 disk_bytenr, diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c index fd0e0ade8154..65b65d55d1f6 100644 --- a/fs/btrfs/tests/qgroup-tests.c +++ b/fs/btrfs/tests/qgroup-tests.c @@ -11,6 +11,7 @@ #include "../qgroup.h" #include "../backref.h" #include "../fs.h" +#include "../accessors.h" static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid) diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 37d0baaa41d8..25e6b504edb4 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -24,6 +24,7 @@ #include "space-info.h" #include "zoned.h" #include "fs.h" +#include "accessors.h" static struct kmem_cache *btrfs_trans_handle_cachep; diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c index fa9536110d69..11cafc520b47 100644 --- a/fs/btrfs/tree-checker.c +++ b/fs/btrfs/tree-checker.c @@ -27,6 +27,7 @@ #include "misc.h" #include "btrfs_inode.h" #include "fs.h" +#include "accessors.h" /* * Error message should follow the following format: diff --git a/fs/btrfs/tree-defrag.c b/fs/btrfs/tree-defrag.c index b6cf39f4e7e4..5df604846de6 100644 --- a/fs/btrfs/tree-defrag.c +++ b/fs/btrfs/tree-defrag.c @@ -9,6 +9,7 @@ #include "print-tree.h" #include "transaction.h" #include "locking.h" +#include "accessors.h" /* * Defrag all the leaves in a given btree. diff --git a/fs/btrfs/tree-mod-log.c b/fs/btrfs/tree-mod-log.c index 69083889a9b8..3bea19698a10 100644 --- a/fs/btrfs/tree-mod-log.c +++ b/fs/btrfs/tree-mod-log.c @@ -4,6 +4,7 @@ #include "tree-mod-log.h" #include "disk-io.h" #include "fs.h" +#include "accessors.h" struct tree_mod_root { u64 logical; diff --git a/fs/btrfs/uuid-tree.c b/fs/btrfs/uuid-tree.c index 190f752a2e10..70304b89f31f 100644 --- a/fs/btrfs/uuid-tree.c +++ b/fs/btrfs/uuid-tree.c @@ -11,7 +11,7 @@ #include "disk-io.h" #include "print-tree.h" #include "fs.h" - +#include "accessors.h" static void btrfs_uuid_to_key(u8 *uuid, u8 type, struct btrfs_key *key) { diff --git a/fs/btrfs/verity.c b/fs/btrfs/verity.c index 35445855df4d..d02fa354fc2b 100644 --- a/fs/btrfs/verity.c +++ b/fs/btrfs/verity.c @@ -17,6 +17,7 @@ #include "disk-io.h" #include "locking.h" #include "fs.h" +#include "accessors.h" /* * Implementation of the interface defined in struct fsverity_operations. diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index d65d5d7835fe..767c56be6b96 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -34,6 +34,7 @@ #include "discard.h" #include "zoned.h" #include "fs.h" +#include "accessors.h" static struct bio_set btrfs_bioset; diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index b26c869f0226..fcf2d5f7e198 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -21,6 +21,7 @@ #include "disk-io.h" #include "props.h" #include "locking.h" +#include "accessors.h" int btrfs_getxattr(struct inode *inode, const char *name, void *buffer, size_t size) diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index 2a7d856c232c..fe66cb929af9 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -16,6 +16,7 @@ #include "dev-replace.h" #include "space-info.h" #include "fs.h" +#include "accessors.h" /* Maximum number of zones to report per blkdev_report_zones() call */ #define BTRFS_REPORT_NR_ZONES 4096 |