Blame view

kernel/linux-rt-4.4.41/fs/xfs/xfs_inode_item.h 2.02 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
  /*
   * Copyright (c) 2000,2005 Silicon Graphics, Inc.
   * All Rights Reserved.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License as
   * published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it would be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write the Free Software Foundation,
   * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
   */
  #ifndef	__XFS_INODE_ITEM_H__
  #define	__XFS_INODE_ITEM_H__
  
  /* kernel only definitions */
  
  struct xfs_buf;
  struct xfs_bmbt_rec;
  struct xfs_inode;
  struct xfs_mount;
  
  typedef struct xfs_inode_log_item {
  	xfs_log_item_t		ili_item;	   /* common portion */
  	struct xfs_inode	*ili_inode;	   /* inode ptr */
  	xfs_lsn_t		ili_flush_lsn;	   /* lsn at last flush */
  	xfs_lsn_t		ili_last_lsn;	   /* lsn at last transaction */
  	unsigned short		ili_lock_flags;	   /* lock flags */
  	unsigned short		ili_logged;	   /* flushed logged data */
  	unsigned int		ili_last_fields;   /* fields when flushed */
  	unsigned int		ili_fields;	   /* fields to be logged */
  	unsigned int		ili_fsync_fields;  /* logged since last fsync */
  } xfs_inode_log_item_t;
  
  static inline int xfs_inode_clean(xfs_inode_t *ip)
  {
  	return !ip->i_itemp || !(ip->i_itemp->ili_fields & XFS_ILOG_ALL);
  }
  
  extern void xfs_inode_item_init(struct xfs_inode *, struct xfs_mount *);
  extern void xfs_inode_item_destroy(struct xfs_inode *);
  extern void xfs_iflush_done(struct xfs_buf *, struct xfs_log_item *);
  extern void xfs_istale_done(struct xfs_buf *, struct xfs_log_item *);
  extern void xfs_iflush_abort(struct xfs_inode *, bool);
  extern int xfs_inode_item_format_convert(xfs_log_iovec_t *,
  					 xfs_inode_log_format_t *);
  
  extern struct kmem_zone	*xfs_ili_zone;
  
  #endif	/* __XFS_INODE_ITEM_H__ */