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7336d0e6 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
b3b94faa DT |
2 | /* |
3 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3a8a9a10 | 4 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
b3b94faa DT |
5 | */ |
6 | ||
7 | #ifndef __UTIL_DOT_H__ | |
8 | #define __UTIL_DOT_H__ | |
9 | ||
d77d1b58 JP |
10 | #ifdef pr_fmt |
11 | #undef pr_fmt | |
12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
13 | #endif | |
14 | ||
75ca61c1 SW |
15 | #include <linux/mempool.h> |
16 | ||
f2f7ba52 | 17 | #include "incore.h" |
b3b94faa | 18 | |
8382e26b JP |
19 | #define fs_emerg(fs, fmt, ...) \ |
20 | pr_emerg("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__) | |
d77d1b58 JP |
21 | #define fs_warn(fs, fmt, ...) \ |
22 | pr_warn("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__) | |
23 | #define fs_err(fs, fmt, ...) \ | |
24 | pr_err("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__) | |
25 | #define fs_info(fs, fmt, ...) \ | |
26 | pr_info("fsid=%s: " fmt, (fs)->sd_fsname, ##__VA_ARGS__) | |
b3b94faa DT |
27 | |
28 | void gfs2_assert_i(struct gfs2_sbd *sdp); | |
29 | ||
30 | #define gfs2_assert(sdp, assertion) \ | |
31 | do { \ | |
32 | if (unlikely(!(assertion))) { \ | |
33 | gfs2_assert_i(sdp); \ | |
1e09ae54 | 34 | BUG(); \ |
b3b94faa DT |
35 | } \ |
36 | } while (0) | |
37 | ||
38 | ||
39 | int gfs2_assert_withdraw_i(struct gfs2_sbd *sdp, char *assertion, | |
40 | const char *function, char *file, unsigned int line); | |
41 | ||
42 | #define gfs2_assert_withdraw(sdp, assertion) \ | |
43 | ((likely(assertion)) ? 0 : gfs2_assert_withdraw_i((sdp), #assertion, \ | |
8e24eea7 | 44 | __func__, __FILE__, __LINE__)) |
b3b94faa DT |
45 | |
46 | ||
47 | int gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion, | |
48 | const char *function, char *file, unsigned int line); | |
49 | ||
50 | #define gfs2_assert_warn(sdp, assertion) \ | |
51 | ((likely(assertion)) ? 0 : gfs2_assert_warn_i((sdp), #assertion, \ | |
8e24eea7 | 52 | __func__, __FILE__, __LINE__)) |
b3b94faa DT |
53 | |
54 | ||
55 | int gfs2_consist_i(struct gfs2_sbd *sdp, int cluster_wide, | |
56 | const char *function, char *file, unsigned int line); | |
57 | ||
58 | #define gfs2_consist(sdp) \ | |
8e24eea7 | 59 | gfs2_consist_i((sdp), 0, __func__, __FILE__, __LINE__) |
b3b94faa DT |
60 | |
61 | ||
62 | int gfs2_consist_inode_i(struct gfs2_inode *ip, int cluster_wide, | |
63 | const char *function, char *file, unsigned int line); | |
64 | ||
65 | #define gfs2_consist_inode(ip) \ | |
8e24eea7 | 66 | gfs2_consist_inode_i((ip), 0, __func__, __FILE__, __LINE__) |
b3b94faa DT |
67 | |
68 | ||
69 | int gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, int cluster_wide, | |
70 | const char *function, char *file, unsigned int line); | |
71 | ||
72 | #define gfs2_consist_rgrpd(rgd) \ | |
8e24eea7 | 73 | gfs2_consist_rgrpd_i((rgd), 0, __func__, __FILE__, __LINE__) |
b3b94faa DT |
74 | |
75 | ||
76 | int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, | |
77 | const char *type, const char *function, | |
78 | char *file, unsigned int line); | |
79 | ||
1b8ba31a SW |
80 | static inline int gfs2_meta_check(struct gfs2_sbd *sdp, |
81 | struct buffer_head *bh) | |
b3b94faa DT |
82 | { |
83 | struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data; | |
b44b84d7 | 84 | u32 magic = be32_to_cpu(mh->mh_magic); |
1b8ba31a | 85 | if (unlikely(magic != GFS2_MAGIC)) { |
e54c78a2 | 86 | fs_err(sdp, "Magic number missing at %llu\n", |
1b8ba31a SW |
87 | (unsigned long long)bh->b_blocknr); |
88 | return -EIO; | |
89 | } | |
b3b94faa DT |
90 | return 0; |
91 | } | |
92 | ||
b3b94faa | 93 | int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, |
cd915493 | 94 | u16 type, u16 t, |
b3b94faa DT |
95 | const char *function, |
96 | char *file, unsigned int line); | |
97 | ||
98 | static inline int gfs2_metatype_check_i(struct gfs2_sbd *sdp, | |
99 | struct buffer_head *bh, | |
cd915493 | 100 | u16 type, |
b3b94faa DT |
101 | const char *function, |
102 | char *file, unsigned int line) | |
103 | { | |
104 | struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data; | |
b44b84d7 | 105 | u32 magic = be32_to_cpu(mh->mh_magic); |
cd915493 | 106 | u16 t = be32_to_cpu(mh->mh_type); |
b3b94faa DT |
107 | if (unlikely(magic != GFS2_MAGIC)) |
108 | return gfs2_meta_check_ii(sdp, bh, "magic number", function, | |
109 | file, line); | |
b3b94faa DT |
110 | if (unlikely(t != type)) |
111 | return gfs2_metatype_check_ii(sdp, bh, type, t, function, | |
112 | file, line); | |
113 | return 0; | |
114 | } | |
115 | ||
116 | #define gfs2_metatype_check(sdp, bh, type) \ | |
8e24eea7 | 117 | gfs2_metatype_check_i((sdp), (bh), (type), __func__, __FILE__, __LINE__) |
b3b94faa | 118 | |
cd915493 SW |
119 | static inline void gfs2_metatype_set(struct buffer_head *bh, u16 type, |
120 | u16 format) | |
b3b94faa DT |
121 | { |
122 | struct gfs2_meta_header *mh; | |
123 | mh = (struct gfs2_meta_header *)bh->b_data; | |
e3167ded SW |
124 | mh->mh_type = cpu_to_be32(type); |
125 | mh->mh_format = cpu_to_be32(format); | |
b3b94faa DT |
126 | } |
127 | ||
128 | ||
129 | int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, | |
130 | char *file, unsigned int line); | |
131 | ||
132 | #define gfs2_io_error(sdp) \ | |
8e24eea7 | 133 | gfs2_io_error_i((sdp), __func__, __FILE__, __LINE__); |
b3b94faa DT |
134 | |
135 | ||
9e1a9ecd AG |
136 | void gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh, |
137 | const char *function, char *file, unsigned int line, | |
138 | bool withdraw); | |
139 | ||
140 | #define gfs2_io_error_bh_wd(sdp, bh) \ | |
141 | gfs2_io_error_bh_i((sdp), (bh), __func__, __FILE__, __LINE__, true); | |
b3b94faa DT |
142 | |
143 | #define gfs2_io_error_bh(sdp, bh) \ | |
9e1a9ecd | 144 | gfs2_io_error_bh_i((sdp), (bh), __func__, __FILE__, __LINE__, false); |
b3b94faa DT |
145 | |
146 | ||
e18b890b | 147 | extern struct kmem_cache *gfs2_glock_cachep; |
009d8518 | 148 | extern struct kmem_cache *gfs2_glock_aspace_cachep; |
e18b890b CL |
149 | extern struct kmem_cache *gfs2_inode_cachep; |
150 | extern struct kmem_cache *gfs2_bufdata_cachep; | |
6bdd9be6 | 151 | extern struct kmem_cache *gfs2_rgrpd_cachep; |
37b2c837 | 152 | extern struct kmem_cache *gfs2_quotad_cachep; |
b54e9a0b | 153 | extern struct kmem_cache *gfs2_qadata_cachep; |
e8c92ed7 | 154 | extern mempool_t *gfs2_page_pool; |
27c3b415 | 155 | extern struct workqueue_struct *gfs2_control_wq; |
b3b94faa | 156 | |
b3b94faa DT |
157 | static inline unsigned int gfs2_tune_get_i(struct gfs2_tune *gt, |
158 | unsigned int *p) | |
159 | { | |
160 | unsigned int x; | |
161 | spin_lock(>->gt_spin); | |
162 | x = *p; | |
163 | spin_unlock(>->gt_spin); | |
164 | return x; | |
165 | } | |
166 | ||
167 | #define gfs2_tune_get(sdp, field) \ | |
168 | gfs2_tune_get_i(&(sdp)->sd_tune, &(sdp)->sd_tune.field) | |
169 | ||
cb94eb06 JP |
170 | __printf(2, 3) |
171 | int gfs2_lm_withdraw(struct gfs2_sbd *sdp, const char *fmt, ...); | |
b3b94faa DT |
172 | |
173 | #endif /* __UTIL_DOT_H__ */ |