mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-24 21:54:01 +00:00
5573c20fad
This cleans up the now unneeded code from the old btrfs implementation. Signed-off-by: Qu Wenruo <wqu@suse.com> Reviewed-by: Marek Behún <marek.behun@nic.cz>
50 lines
2 KiB
C
50 lines
2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
#ifndef __BTRFS_DISK_IO_H__
|
|
#define __BTRFS_DISK_IO_H__
|
|
|
|
#include <linux/sizes.h>
|
|
#include <fs_internal.h>
|
|
#include "ctree.h"
|
|
#include "disk-io.h"
|
|
|
|
#define BTRFS_SUPER_INFO_OFFSET SZ_64K
|
|
#define BTRFS_SUPER_INFO_SIZE SZ_4K
|
|
|
|
/* From btrfs-progs */
|
|
int read_whole_eb(struct btrfs_fs_info *info, struct extent_buffer *eb, int mirror);
|
|
struct extent_buffer* read_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr,
|
|
u64 parent_transid);
|
|
|
|
int read_extent_data(struct btrfs_fs_info *fs_info, char *data, u64 logical,
|
|
u64 *len, int mirror);
|
|
struct extent_buffer* btrfs_find_create_tree_block(
|
|
struct btrfs_fs_info *fs_info, u64 bytenr);
|
|
struct extent_buffer *btrfs_find_tree_block(struct btrfs_fs_info *fs_info,
|
|
u64 bytenr, u32 blocksize);
|
|
struct btrfs_root *btrfs_read_fs_root_no_cache(struct btrfs_fs_info *fs_info,
|
|
struct btrfs_key *location);
|
|
struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
|
|
struct btrfs_key *location);
|
|
|
|
void btrfs_setup_root(struct btrfs_root *root, struct btrfs_fs_info *fs_info,
|
|
u64 objectid);
|
|
|
|
void btrfs_free_fs_info(struct btrfs_fs_info *fs_info);
|
|
struct btrfs_fs_info *btrfs_new_fs_info(void);
|
|
int btrfs_check_fs_compatibility(struct btrfs_super_block *sb);
|
|
int btrfs_setup_all_roots(struct btrfs_fs_info *fs_info);
|
|
void btrfs_release_all_roots(struct btrfs_fs_info *fs_info);
|
|
void btrfs_cleanup_all_caches(struct btrfs_fs_info *fs_info);
|
|
|
|
struct btrfs_fs_info *open_ctree_fs_info(struct blk_desc *desc,
|
|
struct disk_partition *part);
|
|
int close_ctree_fs_info(struct btrfs_fs_info *fs_info);
|
|
|
|
int btrfs_read_dev_super(struct blk_desc *desc, struct disk_partition *part,
|
|
struct btrfs_super_block *sb);
|
|
int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid);
|
|
int btrfs_set_buffer_uptodate(struct extent_buffer *buf);
|
|
int btrfs_csum_data(u16 csum_type, const u8 *data, u8 *out, size_t len);
|
|
int csum_tree_block_size(struct extent_buffer *buf, u16 csum_sectorsize,
|
|
int verify, u16 csum_type);
|
|
#endif
|