Commit | Line | Data |
---|---|---|
b3b94faa DT |
1 | /* |
2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3 | * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved. | |
4 | * | |
5 | * This copyrighted material is made available to anyone wishing to use, | |
6 | * modify, copy, or redistribute it subject to the terms and conditions | |
7 | * of the GNU General Public License v.2. | |
8 | */ | |
9 | ||
10 | #ifndef __UTIL_DOT_H__ | |
11 | #define __UTIL_DOT_H__ | |
12 | ||
b3b94faa DT |
13 | |
14 | #define fs_printk(level, fs, fmt, arg...) \ | |
15 | printk(level "GFS2: fsid=%s: " fmt , (fs)->sd_fsname , ## arg) | |
16 | ||
17 | #define fs_info(fs, fmt, arg...) \ | |
18 | fs_printk(KERN_INFO , fs , fmt , ## arg) | |
19 | ||
20 | #define fs_warn(fs, fmt, arg...) \ | |
21 | fs_printk(KERN_WARNING , fs , fmt , ## arg) | |
22 | ||
23 | #define fs_err(fs, fmt, arg...) \ | |
24 | fs_printk(KERN_ERR, fs , fmt , ## arg) | |
25 | ||
26 | ||
27 | void gfs2_assert_i(struct gfs2_sbd *sdp); | |
28 | ||
29 | #define gfs2_assert(sdp, assertion) \ | |
30 | do { \ | |
31 | if (unlikely(!(assertion))) { \ | |
32 | gfs2_assert_i(sdp); \ | |
b3b94faa DT |
33 | } \ |
34 | } while (0) | |
35 | ||
36 | ||
37 | int gfs2_assert_withdraw_i(struct gfs2_sbd *sdp, char *assertion, | |
38 | const char *function, char *file, unsigned int line); | |
39 | ||
40 | #define gfs2_assert_withdraw(sdp, assertion) \ | |
41 | ((likely(assertion)) ? 0 : gfs2_assert_withdraw_i((sdp), #assertion, \ | |
42 | __FUNCTION__, __FILE__, __LINE__)) | |
43 | ||
44 | ||
45 | int gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion, | |
46 | const char *function, char *file, unsigned int line); | |
47 | ||
48 | #define gfs2_assert_warn(sdp, assertion) \ | |
49 | ((likely(assertion)) ? 0 : gfs2_assert_warn_i((sdp), #assertion, \ | |
50 | __FUNCTION__, __FILE__, __LINE__)) | |
51 | ||
52 | ||
53 | int gfs2_consist_i(struct gfs2_sbd *sdp, int cluster_wide, | |
54 | const char *function, char *file, unsigned int line); | |
55 | ||
56 | #define gfs2_consist(sdp) \ | |
57 | gfs2_consist_i((sdp), 0, __FUNCTION__, __FILE__, __LINE__) | |
58 | ||
59 | ||
60 | int gfs2_consist_inode_i(struct gfs2_inode *ip, int cluster_wide, | |
61 | const char *function, char *file, unsigned int line); | |
62 | ||
63 | #define gfs2_consist_inode(ip) \ | |
64 | gfs2_consist_inode_i((ip), 0, __FUNCTION__, __FILE__, __LINE__) | |
65 | ||
66 | ||
67 | int gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, int cluster_wide, | |
68 | const char *function, char *file, unsigned int line); | |
69 | ||
70 | #define gfs2_consist_rgrpd(rgd) \ | |
71 | gfs2_consist_rgrpd_i((rgd), 0, __FUNCTION__, __FILE__, __LINE__) | |
72 | ||
73 | ||
74 | int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, | |
75 | const char *type, const char *function, | |
76 | char *file, unsigned int line); | |
77 | ||
78 | static inline int gfs2_meta_check_i(struct gfs2_sbd *sdp, | |
79 | struct buffer_head *bh, | |
80 | const char *function, | |
81 | char *file, unsigned int line) | |
82 | { | |
83 | struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data; | |
84 | uint32_t magic = mh->mh_magic; | |
85 | magic = be32_to_cpu(magic); | |
86 | if (unlikely(magic != GFS2_MAGIC)) | |
87 | return gfs2_meta_check_ii(sdp, bh, "magic number", function, | |
88 | file, line); | |
89 | return 0; | |
90 | } | |
91 | ||
92 | #define gfs2_meta_check(sdp, bh) \ | |
93 | gfs2_meta_check_i((sdp), (bh), __FUNCTION__, __FILE__, __LINE__) | |
94 | ||
95 | ||
96 | int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, | |
97 | uint16_t type, uint16_t t, | |
98 | const char *function, | |
99 | char *file, unsigned int line); | |
100 | ||
101 | static inline int gfs2_metatype_check_i(struct gfs2_sbd *sdp, | |
102 | struct buffer_head *bh, | |
103 | uint16_t type, | |
104 | const char *function, | |
105 | char *file, unsigned int line) | |
106 | { | |
107 | struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data; | |
108 | uint32_t magic = mh->mh_magic; | |
e3167ded | 109 | uint16_t t = be32_to_cpu(mh->mh_type); |
b3b94faa DT |
110 | magic = be32_to_cpu(magic); |
111 | if (unlikely(magic != GFS2_MAGIC)) | |
112 | return gfs2_meta_check_ii(sdp, bh, "magic number", function, | |
113 | file, line); | |
b3b94faa DT |
114 | if (unlikely(t != type)) |
115 | return gfs2_metatype_check_ii(sdp, bh, type, t, function, | |
116 | file, line); | |
117 | return 0; | |
118 | } | |
119 | ||
120 | #define gfs2_metatype_check(sdp, bh, type) \ | |
121 | gfs2_metatype_check_i((sdp), (bh), (type), __FUNCTION__, __FILE__, __LINE__) | |
122 | ||
123 | static inline void gfs2_metatype_set(struct buffer_head *bh, uint16_t type, | |
124 | uint16_t format) | |
125 | { | |
126 | struct gfs2_meta_header *mh; | |
127 | mh = (struct gfs2_meta_header *)bh->b_data; | |
e3167ded SW |
128 | mh->mh_type = cpu_to_be32(type); |
129 | mh->mh_format = cpu_to_be32(format); | |
b3b94faa DT |
130 | } |
131 | ||
132 | ||
133 | int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, | |
134 | char *file, unsigned int line); | |
135 | ||
136 | #define gfs2_io_error(sdp) \ | |
137 | gfs2_io_error_i((sdp), __FUNCTION__, __FILE__, __LINE__); | |
138 | ||
139 | ||
140 | int gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh, | |
141 | const char *function, char *file, unsigned int line); | |
142 | ||
143 | #define gfs2_io_error_bh(sdp, bh) \ | |
144 | gfs2_io_error_bh_i((sdp), (bh), __FUNCTION__, __FILE__, __LINE__); | |
145 | ||
146 | ||
147 | extern kmem_cache_t *gfs2_glock_cachep; | |
148 | extern kmem_cache_t *gfs2_inode_cachep; | |
149 | extern kmem_cache_t *gfs2_bufdata_cachep; | |
150 | ||
b3b94faa DT |
151 | static inline unsigned int gfs2_tune_get_i(struct gfs2_tune *gt, |
152 | unsigned int *p) | |
153 | { | |
154 | unsigned int x; | |
155 | spin_lock(>->gt_spin); | |
156 | x = *p; | |
157 | spin_unlock(>->gt_spin); | |
158 | return x; | |
159 | } | |
160 | ||
161 | #define gfs2_tune_get(sdp, field) \ | |
162 | gfs2_tune_get_i(&(sdp)->sd_tune, &(sdp)->sd_tune.field) | |
163 | ||
164 | void gfs2_icbit_munge(struct gfs2_sbd *sdp, unsigned char **bitmap, | |
165 | unsigned int bit, int new_value); | |
166 | ||
167 | #endif /* __UTIL_DOT_H__ */ | |
168 |