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btrfs: move extent-tree helpers into their own header file

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Move all the extent tree related prototypes to extent-tree.h out of
ctree.h, and then go include it everywhere needed so everything
compiles.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2022-10-24 14:46:57 -04:00 committed by David Sterba
parent e2f13b343c
commit a0231804af
17 changed files with 87 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fs/btrfs/backref.c
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@ -17,6 +17,7 @@
#include "tree-mod-log.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
/* Just arbitrary numbers so we can be sure one of these happened. */
#define BACKREF_FOUND_SHARED 6

1
fs/btrfs/block-group.c
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@ -19,6 +19,7 @@
#include "zoned.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
#ifdef CONFIG_BTRFS_DEBUG
int btrfs_should_fragment_free_space(struct btrfs_block_group *block_group)

1
fs/btrfs/ctree.c
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@ -20,6 +20,7 @@
#include "tree-checker.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
static struct kmem_cache *btrfs_path_cachep;

72
fs/btrfs/ctree.h
View File

@ -495,78 +495,6 @@ static inline gfp_t btrfs_alloc_write_mask(struct address_space *mapping)
return mapping_gfp_constraint(mapping, ~__GFP_FS);
}
/* extent-tree.c */
enum btrfs_inline_ref_type {
BTRFS_REF_TYPE_INVALID,
BTRFS_REF_TYPE_BLOCK,
BTRFS_REF_TYPE_DATA,
BTRFS_REF_TYPE_ANY,
};
int btrfs_get_extent_inline_ref_type(const struct extent_buffer *eb,
struct btrfs_extent_inline_ref *iref,
enum btrfs_inline_ref_type is_data);
u64 hash_extent_data_ref(u64 root_objectid, u64 owner, u64 offset);
int btrfs_add_excluded_extent(struct btrfs_fs_info *fs_info,
u64 start, u64 num_bytes);
void btrfs_free_excluded_extents(struct btrfs_block_group *cache);
int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
unsigned long count);
void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_root *delayed_refs,
struct btrfs_delayed_ref_head *head);
int btrfs_lookup_data_extent(struct btrfs_fs_info *fs_info, u64 start, u64 len);
int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 bytenr,
u64 offset, int metadata, u64 *refs, u64 *flags);
int btrfs_pin_extent(struct btrfs_trans_handle *trans, u64 bytenr, u64 num,
int reserved);
int btrfs_pin_extent_for_log_replay(struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes);
int btrfs_exclude_logged_extents(struct extent_buffer *eb);
int btrfs_cross_ref_exist(struct btrfs_root *root,
u64 objectid, u64 offset, u64 bytenr, bool strict,
struct btrfs_path *path);
struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 parent, u64 root_objectid,
const struct btrfs_disk_key *key,
int level, u64 hint,
u64 empty_size,
enum btrfs_lock_nesting nest);
void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
u64 root_id,
struct extent_buffer *buf,
u64 parent, int last_ref);
int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 owner,
u64 offset, u64 ram_bytes,
struct btrfs_key *ins);
int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
u64 root_objectid, u64 owner, u64 offset,
struct btrfs_key *ins);
int btrfs_reserve_extent(struct btrfs_root *root, u64 ram_bytes, u64 num_bytes,
u64 min_alloc_size, u64 empty_size, u64 hint_byte,
struct btrfs_key *ins, int is_data, int delalloc);
int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct extent_buffer *buf, int full_backref);
int btrfs_dec_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct extent_buffer *buf, int full_backref);
int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans,
struct extent_buffer *eb, u64 flags, int level);
int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref);
int btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
u64 start, u64 len, int delalloc);
int btrfs_pin_reserved_extent(struct btrfs_trans_handle *trans, u64 start,
u64 len);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans);
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
struct btrfs_ref *generic_ref);
int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
struct btrfs_block_rsv *rsv,
int nitems, bool use_global_rsv);

1
fs/btrfs/disk-io.c
View File

@ -45,6 +45,7 @@
#include "subpage.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
#define BTRFS_SUPER_FLAG_SUPP (BTRFS_HEADER_FLAG_WRITTEN |\
BTRFS_HEADER_FLAG_RELOC |\

1
fs/btrfs/extent-tree.c
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@ -38,6 +38,7 @@
#include "dev-replace.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
#undef SCRAMBLE_DELAYED_REFS

72
fs/btrfs/extent-tree.h Normal file
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@ -0,0 +1,72 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTRFS_EXTENT_TREE_H
#define BTRFS_EXTENT_TREE_H
enum btrfs_inline_ref_type {
BTRFS_REF_TYPE_INVALID,
BTRFS_REF_TYPE_BLOCK,
BTRFS_REF_TYPE_DATA,
BTRFS_REF_TYPE_ANY,
};
int btrfs_get_extent_inline_ref_type(const struct extent_buffer *eb,
struct btrfs_extent_inline_ref *iref,
enum btrfs_inline_ref_type is_data);
u64 hash_extent_data_ref(u64 root_objectid, u64 owner, u64 offset);
int btrfs_add_excluded_extent(struct btrfs_fs_info *fs_info,
u64 start, u64 num_bytes);
void btrfs_free_excluded_extents(struct btrfs_block_group *cache);
int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans, unsigned long count);
void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_root *delayed_refs,
struct btrfs_delayed_ref_head *head);
int btrfs_lookup_data_extent(struct btrfs_fs_info *fs_info, u64 start, u64 len);
int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 bytenr,
u64 offset, int metadata, u64 *refs, u64 *flags);
int btrfs_pin_extent(struct btrfs_trans_handle *trans, u64 bytenr, u64 num,
int reserved);
int btrfs_pin_extent_for_log_replay(struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes);
int btrfs_exclude_logged_extents(struct extent_buffer *eb);
int btrfs_cross_ref_exist(struct btrfs_root *root,
u64 objectid, u64 offset, u64 bytenr, bool strict,
struct btrfs_path *path);
struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 parent, u64 root_objectid,
const struct btrfs_disk_key *key,
int level, u64 hint,
u64 empty_size,
enum btrfs_lock_nesting nest);
void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
u64 root_id,
struct extent_buffer *buf,
u64 parent, int last_ref);
int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
struct btrfs_root *root, u64 owner,
u64 offset, u64 ram_bytes,
struct btrfs_key *ins);
int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
u64 root_objectid, u64 owner, u64 offset,
struct btrfs_key *ins);
int btrfs_reserve_extent(struct btrfs_root *root, u64 ram_bytes, u64 num_bytes,
u64 min_alloc_size, u64 empty_size, u64 hint_byte,
struct btrfs_key *ins, int is_data, int delalloc);
int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct extent_buffer *buf, int full_backref);
int btrfs_dec_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct extent_buffer *buf, int full_backref);
int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans,
struct extent_buffer *eb, u64 flags, int level);
int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref);
int btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
u64 start, u64 len, int delalloc);
int btrfs_pin_reserved_extent(struct btrfs_trans_handle *trans, u64 start, u64 len);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans);
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref);
#endif

1
fs/btrfs/file.c
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@ -32,6 +32,7 @@
#include "subpage.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
static struct kmem_cache *btrfs_inode_defrag_cachep;
/*

1
fs/btrfs/free-space-tree.c
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@ -14,6 +14,7 @@
#include "block-group.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
static int __add_block_group_free_space(struct btrfs_trans_handle *trans,
struct btrfs_block_group *block_group,

1
fs/btrfs/inode-item.c
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@ -12,6 +12,7 @@
#include "print-tree.h"
#include "space-info.h"
#include "accessors.h"
#include "extent-tree.h"
struct btrfs_inode_ref *btrfs_find_name_in_backref(struct extent_buffer *leaf,
int slot,

1
fs/btrfs/inode.c
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@ -57,6 +57,7 @@
#include "inode-item.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
struct btrfs_iget_args {
u64 ino;

1
fs/btrfs/ioctl.c
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@ -52,6 +52,7 @@
#include "subpage.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
#ifdef CONFIG_64BIT
/* If we have a 32-bit userspace and 64-bit kernel, then the UAPI

1
fs/btrfs/qgroup.c
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@ -26,6 +26,7 @@
#include "tree-mod-log.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
/*
* Helpers to access qgroup reservation

1
fs/btrfs/relocation.c
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@ -30,6 +30,7 @@
#include "space-info.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
/*
* Relocation overview

1
fs/btrfs/space-info.c
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@ -12,6 +12,7 @@
#include "zoned.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
/*
* HOW DOES SPACE RESERVATION WORK

1
fs/btrfs/transaction.c
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@ -26,6 +26,7 @@
#include "zoned.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
static struct kmem_cache *btrfs_trans_handle_cachep;

1
fs/btrfs/tree-log.c
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@ -23,6 +23,7 @@
#include "inode-item.h"
#include "fs.h"
#include "accessors.h"
#include "extent-tree.h"
#define MAX_CONFLICT_INODES 10