Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[wrt350n-kernel.git] / fs / xfs / xfs_itable.h
bloba1f18fce9b7071083e9ed88bc48c6908a4e65f28
1 /*
2 * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it would be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write the Free Software Foundation,
15 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 #ifndef __XFS_ITABLE_H__
18 #define __XFS_ITABLE_H__
21 * xfs_bulkstat() is used to fill in xfs_bstat structures as well as dm_stat
22 * structures (by the dmi library). This is a pointer to a formatter function
23 * that will iget the inode and fill in the appropriate structure.
24 * see xfs_bulkstat_one() and xfs_dm_bulkstat_one() in dmapi_xfs.c
26 typedef int (*bulkstat_one_pf)(struct xfs_mount *mp,
27 xfs_ino_t ino,
28 void __user *buffer,
29 int ubsize,
30 void *private_data,
31 xfs_daddr_t bno,
32 int *ubused,
33 void *dip,
34 int *stat);
37 * Values for stat return value.
39 #define BULKSTAT_RV_NOTHING 0
40 #define BULKSTAT_RV_DIDONE 1
41 #define BULKSTAT_RV_GIVEUP 2
44 * Values for bulkstat flag argument.
46 #define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
47 #define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
48 #define BULKSTAT_FG_INLINE 0x4 /* No iget if inline attrs */
51 * Return stat information in bulk (by-inode) for the filesystem.
53 int /* error status */
54 xfs_bulkstat(
55 xfs_mount_t *mp, /* mount point for filesystem */
56 xfs_ino_t *lastino, /* last inode returned */
57 int *count, /* size of buffer/count returned */
58 bulkstat_one_pf formatter, /* func that'd fill a single buf */
59 void *private_data, /* private data for formatter */
60 size_t statstruct_size,/* sizeof struct that we're filling */
61 char __user *ubuffer,/* buffer with inode stats */
62 int flags, /* flag to control access method */
63 int *done); /* 1 if there are more stats to get */
65 int
66 xfs_bulkstat_single(
67 xfs_mount_t *mp,
68 xfs_ino_t *lastinop,
69 char __user *buffer,
70 int *done);
72 typedef int (*bulkstat_one_fmt_pf)( /* used size in bytes or negative error */
73 void __user *ubuffer, /* buffer to write to */
74 const xfs_bstat_t *buffer); /* buffer to read from */
76 int
77 xfs_bulkstat_one(
78 xfs_mount_t *mp,
79 xfs_ino_t ino,
80 void __user *buffer,
81 int ubsize,
82 void *private_data,
83 xfs_daddr_t bno,
84 int *ubused,
85 void *dibuff,
86 int *stat);
88 int
89 xfs_internal_inum(
90 xfs_mount_t *mp,
91 xfs_ino_t ino);
93 typedef int (*inumbers_fmt_pf)(
94 void __user *ubuffer, /* buffer to write to */
95 const xfs_inogrp_t *buffer, /* buffer to read from */
96 long count, /* # of elements to read */
97 long *written); /* # of bytes written */
99 int
100 xfs_inumbers_fmt(
101 void __user *ubuffer, /* buffer to write to */
102 const xfs_inogrp_t *buffer, /* buffer to read from */
103 long count, /* # of elements to read */
104 long *written); /* # of bytes written */
106 int /* error status */
107 xfs_inumbers(
108 xfs_mount_t *mp, /* mount point for filesystem */
109 xfs_ino_t *last, /* last inode returned */
110 int *count, /* size of buffer/count returned */
111 void __user *buffer, /* buffer with inode info */
112 inumbers_fmt_pf formatter);
114 #endif /* __XFS_ITABLE_H__ */