Commit 26c2c454 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: add an inode-item.h 



We have a few helpers in inode-item.c, and I'm going to make a few
changes to how we do truncate in the future, so break out these
definitions into their own header file to trim down ctree.h some and
make it easier to do the work on truncate in the future.

Reviewed-by: default avatarFilipe Manana <fdmanana@suse.com>
Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 727e6060

fs/btrfs/ctree.h

+0 −30
Original line number Diff line number Diff line
@@ -3131,36 +3131,6 @@ int btrfs_del_orphan_item(struct btrfs_trans_handle *trans, 
			  struct btrfs_root *root, u64 offset);

int btrfs_find_orphan_item(struct btrfs_root *root, u64 offset);



/* inode-item.c */

int btrfs_insert_inode_ref(struct btrfs_trans_handle *trans,

			   struct btrfs_root *root,

			   const char *name, int name_len,

			   u64 inode_objectid, u64 ref_objectid, u64 index);

int btrfs_del_inode_ref(struct btrfs_trans_handle *trans,

			   struct btrfs_root *root,

			   const char *name, int name_len,

			   u64 inode_objectid, u64 ref_objectid, u64 *index);

int btrfs_insert_empty_inode(struct btrfs_trans_handle *trans,

			     struct btrfs_root *root,

			     struct btrfs_path *path, u64 objectid);

int btrfs_lookup_inode(struct btrfs_trans_handle *trans, struct btrfs_root

		       *root, struct btrfs_path *path,

		       struct btrfs_key *location, int mod);



struct btrfs_inode_extref *

btrfs_lookup_inode_extref(struct btrfs_trans_handle *trans,

			  struct btrfs_root *root,

			  struct btrfs_path *path,

			  const char *name, int name_len,

			  u64 inode_objectid, u64 ref_objectid, int ins_len,

			  int cow);



struct btrfs_inode_ref *btrfs_find_name_in_backref(struct extent_buffer *leaf,

						   int slot, const char *name,

						   int name_len);

struct btrfs_inode_extref *btrfs_find_name_in_ext_backref(

		struct extent_buffer *leaf, int slot, u64 ref_objectid,

		const char *name, int name_len);

/* file-item.c */

struct btrfs_dio_private;

int btrfs_del_csums(struct btrfs_trans_handle *trans,

fs/btrfs/delayed-inode.c

+1 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
#include "ctree.h"

#include "qgroup.h"

#include "locking.h"

#include "inode-item.h"



#define BTRFS_DELAYED_WRITEBACK		512

#define BTRFS_DELAYED_BACKGROUND	128

fs/btrfs/free-space-cache.c

+1 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
#include "block-group.h"

#include "discard.h"

#include "subpage.h"

#include "inode-item.h"



#define BITS_PER_BITMAP		(PAGE_SIZE * 8UL)

#define MAX_CACHE_BYTES_PER_GIG	SZ_64K

fs/btrfs/inode-item.c

+1 −0
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
 */



#include "ctree.h"

#include "inode-item.h"

#include "disk-io.h"

#include "transaction.h"

#include "print-tree.h"

fs/btrfs/inode-item.h

0 → 100644
+45 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */



#ifndef BTRFS_INODE_ITEM_H

#define BTRFS_INODE_ITEM_H



#include <linux/types.h>



struct btrfs_trans_handle;

struct btrfs_root;

struct btrfs_path;

struct btrfs_key;

struct btrfs_inode_extref;

struct extent_buffer;



int btrfs_insert_inode_ref(struct btrfs_trans_handle *trans,

			   struct btrfs_root *root,

			   const char *name, int name_len,

			   u64 inode_objectid, u64 ref_objectid, u64 index);

int btrfs_del_inode_ref(struct btrfs_trans_handle *trans,

			   struct btrfs_root *root,

			   const char *name, int name_len,

			   u64 inode_objectid, u64 ref_objectid, u64 *index);

int btrfs_insert_empty_inode(struct btrfs_trans_handle *trans,

			     struct btrfs_root *root,

			     struct btrfs_path *path, u64 objectid);

int btrfs_lookup_inode(struct btrfs_trans_handle *trans, struct btrfs_root

		       *root, struct btrfs_path *path,

		       struct btrfs_key *location, int mod);



struct btrfs_inode_extref *btrfs_lookup_inode_extref(

			  struct btrfs_trans_handle *trans,

			  struct btrfs_root *root,

			  struct btrfs_path *path,

			  const char *name, int name_len,

			  u64 inode_objectid, u64 ref_objectid, int ins_len,

			  int cow);



struct btrfs_inode_ref *btrfs_find_name_in_backref(struct extent_buffer *leaf,

						   int slot, const char *name,

						   int name_len);

struct btrfs_inode_extref *btrfs_find_name_in_ext_backref(

		struct extent_buffer *leaf, int slot, u64 ref_objectid,

		const char *name, int name_len);



#endif