diff options
Diffstat (limited to 'fs/xfs/xfs_ialloc.h')
-rw-r--r-- | fs/xfs/xfs_ialloc.h | 76 |
1 files changed, 23 insertions, 53 deletions
diff --git a/fs/xfs/xfs_ialloc.h b/fs/xfs/xfs_ialloc.h index db6d0015cecf..7f5debe1acb6 100644 --- a/fs/xfs/xfs_ialloc.h +++ b/fs/xfs/xfs_ialloc.h | |||
@@ -1,33 +1,19 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. | 2 | * Copyright (c) 2000,2005 Silicon Graphics, Inc. |
3 | * All Rights Reserved. | ||
3 | * | 4 | * |
4 | * This program is free software; you can redistribute it and/or modify it | 5 | * This program is free software; you can redistribute it and/or |
5 | * under the terms of version 2 of the GNU General Public License as | 6 | * modify it under the terms of the GNU General Public License as |
6 | * published by the Free Software Foundation. | 7 | * published by the Free Software Foundation. |
7 | * | 8 | * |
8 | * This program is distributed in the hope that it would be useful, but | 9 | * This program is distributed in the hope that it would be useful, |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. | ||
11 | * | 13 | * |
12 | * Further, this software is distributed without any warranty that it is | 14 | * You should have received a copy of the GNU General Public License |
13 | * free of the rightful claim of any third person regarding infringement | 15 | * along with this program; if not, write the Free Software Foundation, |
14 | * or the like. Any license provided herein, whether implied or | 16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
15 | * otherwise, applies only to this software file. Patent licenses, if | ||
16 | * any, provided herein do not apply to combinations of this program with | ||
17 | * other software, or any other product whatsoever. | ||
18 | * | ||
19 | * You should have received a copy of the GNU General Public License along | ||
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | ||
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | ||
22 | * | ||
23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, | ||
24 | * Mountain View, CA 94043, or: | ||
25 | * | ||
26 | * http://www.sgi.com | ||
27 | * | ||
28 | * For further information regarding this notice, see: | ||
29 | * | ||
30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ | ||
31 | */ | 17 | */ |
32 | #ifndef __XFS_IALLOC_H__ | 18 | #ifndef __XFS_IALLOC_H__ |
33 | #define __XFS_IALLOC_H__ | 19 | #define __XFS_IALLOC_H__ |
@@ -40,18 +26,8 @@ struct xfs_trans; | |||
40 | /* | 26 | /* |
41 | * Allocation parameters for inode allocation. | 27 | * Allocation parameters for inode allocation. |
42 | */ | 28 | */ |
43 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_IALLOC_INODES) | 29 | #define XFS_IALLOC_INODES(mp) (mp)->m_ialloc_inos |
44 | int xfs_ialloc_inodes(struct xfs_mount *mp); | 30 | #define XFS_IALLOC_BLOCKS(mp) (mp)->m_ialloc_blks |
45 | #define XFS_IALLOC_INODES(mp) xfs_ialloc_inodes(mp) | ||
46 | #else | ||
47 | #define XFS_IALLOC_INODES(mp) ((mp)->m_ialloc_inos) | ||
48 | #endif | ||
49 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_IALLOC_BLOCKS) | ||
50 | xfs_extlen_t xfs_ialloc_blocks(struct xfs_mount *mp); | ||
51 | #define XFS_IALLOC_BLOCKS(mp) xfs_ialloc_blocks(mp) | ||
52 | #else | ||
53 | #define XFS_IALLOC_BLOCKS(mp) ((mp)->m_ialloc_blks) | ||
54 | #endif | ||
55 | 31 | ||
56 | /* | 32 | /* |
57 | * For small block file systems, move inodes in clusters of this size. | 33 | * For small block file systems, move inodes in clusters of this size. |
@@ -67,31 +43,25 @@ xfs_extlen_t xfs_ialloc_blocks(struct xfs_mount *mp); | |||
67 | /* | 43 | /* |
68 | * Make an inode pointer out of the buffer/offset. | 44 | * Make an inode pointer out of the buffer/offset. |
69 | */ | 45 | */ |
70 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_MAKE_IPTR) | ||
71 | struct xfs_dinode *xfs_make_iptr(struct xfs_mount *mp, struct xfs_buf *b, int o); | ||
72 | #define XFS_MAKE_IPTR(mp,b,o) xfs_make_iptr(mp,b,o) | 46 | #define XFS_MAKE_IPTR(mp,b,o) xfs_make_iptr(mp,b,o) |
73 | #else | 47 | static inline struct xfs_dinode * |
74 | #define XFS_MAKE_IPTR(mp,b,o) \ | 48 | xfs_make_iptr(struct xfs_mount *mp, struct xfs_buf *b, int o) |
75 | ((xfs_dinode_t *)(xfs_buf_offset(b, (o) << (mp)->m_sb.sb_inodelog))) | 49 | { |
76 | #endif | 50 | return (xfs_dinode_t *) |
51 | (xfs_buf_offset(b, o << (mp)->m_sb.sb_inodelog)); | ||
52 | } | ||
77 | 53 | ||
78 | /* | 54 | /* |
79 | * Find a free (set) bit in the inode bitmask. | 55 | * Find a free (set) bit in the inode bitmask. |
80 | */ | 56 | */ |
81 | #if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_IALLOC_FIND_FREE) | ||
82 | int xfs_ialloc_find_free(xfs_inofree_t *fp); | ||
83 | #define XFS_IALLOC_FIND_FREE(fp) xfs_ialloc_find_free(fp) | 57 | #define XFS_IALLOC_FIND_FREE(fp) xfs_ialloc_find_free(fp) |
84 | #else | 58 | static inline int xfs_ialloc_find_free(xfs_inofree_t *fp) |
85 | #define XFS_IALLOC_FIND_FREE(fp) xfs_lowbit64(*(fp)) | 59 | { |
86 | #endif | 60 | return xfs_lowbit64(*fp); |
61 | } | ||
87 | 62 | ||
88 | 63 | ||
89 | #ifdef __KERNEL__ | 64 | #ifdef __KERNEL__ |
90 | |||
91 | /* | ||
92 | * Prototypes for visible xfs_ialloc.c routines. | ||
93 | */ | ||
94 | |||
95 | /* | 65 | /* |
96 | * Allocate an inode on disk. | 66 | * Allocate an inode on disk. |
97 | * Mode is used to tell whether the new inode will need space, and whether | 67 | * Mode is used to tell whether the new inode will need space, and whether |