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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
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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