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b3b94faa DT |
1 | /* |
2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3a8a9a10 | 3 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
b3b94faa DT |
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 | |
e9fc2aa0 | 7 | * of the GNU General Public License version 2. |
b3b94faa DT |
8 | */ |
9 | ||
b3b94faa DT |
10 | #include <linux/slab.h> |
11 | #include <linux/spinlock.h> | |
12 | #include <linux/completion.h> | |
13 | #include <linux/buffer_head.h> | |
b3b94faa DT |
14 | |
15 | #include "gfs2.h" | |
16 | #include <linux/gfs2_ondisk.h> | |
539e5d6b SW |
17 | #include <linux/lm_interface.h> |
18 | #include "incore.h" | |
b3b94faa | 19 | |
568f4c96 SW |
20 | #define pv(struct, member, fmt) printk(KERN_INFO " "#member" = "fmt"\n", \ |
21 | struct->member); | |
b3b94faa DT |
22 | |
23 | /* | |
24 | * gfs2_xxx_in - read in an xxx struct | |
25 | * first arg: the cpu-order structure | |
26 | * buf: the disk-order buffer | |
27 | * | |
28 | * gfs2_xxx_out - write out an xxx struct | |
29 | * first arg: the cpu-order structure | |
30 | * buf: the disk-order buffer | |
31 | * | |
32 | * gfs2_xxx_print - print out an xxx struct | |
33 | * first arg: the cpu-order structure | |
34 | */ | |
35 | ||
629a21e7 | 36 | void gfs2_inum_in(struct gfs2_inum_host *no, const void *buf) |
b3b94faa | 37 | { |
38c60ef2 | 38 | const struct gfs2_inum *str = buf; |
b3b94faa DT |
39 | |
40 | no->no_formal_ino = be64_to_cpu(str->no_formal_ino); | |
41 | no->no_addr = be64_to_cpu(str->no_addr); | |
42 | } | |
43 | ||
629a21e7 | 44 | void gfs2_inum_out(const struct gfs2_inum_host *no, void *buf) |
b3b94faa | 45 | { |
38c60ef2 | 46 | struct gfs2_inum *str = buf; |
b3b94faa DT |
47 | |
48 | str->no_formal_ino = cpu_to_be64(no->no_formal_ino); | |
49 | str->no_addr = cpu_to_be64(no->no_addr); | |
50 | } | |
51 | ||
629a21e7 | 52 | static void gfs2_inum_print(const struct gfs2_inum_host *no) |
b3b94faa | 53 | { |
382066da SW |
54 | printk(KERN_INFO " no_formal_ino = %llu\n", (unsigned long long)no->no_formal_ino); |
55 | printk(KERN_INFO " no_addr = %llu\n", (unsigned long long)no->no_addr); | |
b3b94faa DT |
56 | } |
57 | ||
af339c02 | 58 | static void gfs2_meta_header_in(struct gfs2_meta_header_host *mh, const void *buf) |
b3b94faa | 59 | { |
38c60ef2 | 60 | const struct gfs2_meta_header *str = buf; |
b3b94faa DT |
61 | |
62 | mh->mh_magic = be32_to_cpu(str->mh_magic); | |
e3167ded SW |
63 | mh->mh_type = be32_to_cpu(str->mh_type); |
64 | mh->mh_format = be32_to_cpu(str->mh_format); | |
b3b94faa DT |
65 | } |
66 | ||
f50dfaf7 | 67 | void gfs2_sb_in(struct gfs2_sb_host *sb, const void *buf) |
b3b94faa | 68 | { |
38c60ef2 | 69 | const struct gfs2_sb *str = buf; |
b3b94faa DT |
70 | |
71 | gfs2_meta_header_in(&sb->sb_header, buf); | |
72 | ||
73 | sb->sb_fs_format = be32_to_cpu(str->sb_fs_format); | |
74 | sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format); | |
75 | sb->sb_bsize = be32_to_cpu(str->sb_bsize); | |
76 | sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift); | |
77 | ||
78 | gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir); | |
79 | gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir); | |
80 | ||
81 | memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN); | |
82 | memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN); | |
83 | } | |
84 | ||
1e81c4c3 | 85 | void gfs2_rindex_in(struct gfs2_rindex_host *ri, const void *buf) |
b3b94faa | 86 | { |
38c60ef2 | 87 | const struct gfs2_rindex *str = buf; |
b3b94faa DT |
88 | |
89 | ri->ri_addr = be64_to_cpu(str->ri_addr); | |
90 | ri->ri_length = be32_to_cpu(str->ri_length); | |
91 | ri->ri_data0 = be64_to_cpu(str->ri_data0); | |
92 | ri->ri_data = be32_to_cpu(str->ri_data); | |
93 | ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes); | |
94 | ||
95 | } | |
96 | ||
1e81c4c3 | 97 | void gfs2_rindex_print(const struct gfs2_rindex_host *ri) |
b3b94faa | 98 | { |
382066da | 99 | printk(KERN_INFO " ri_addr = %llu\n", (unsigned long long)ri->ri_addr); |
b3b94faa DT |
100 | pv(ri, ri_length, "%u"); |
101 | ||
382066da | 102 | printk(KERN_INFO " ri_data0 = %llu\n", (unsigned long long)ri->ri_data0); |
b3b94faa DT |
103 | pv(ri, ri_data, "%u"); |
104 | ||
105 | pv(ri, ri_bitbytes, "%u"); | |
106 | } | |
107 | ||
68826664 | 108 | void gfs2_rgrp_in(struct gfs2_rgrp_host *rg, const void *buf) |
b3b94faa | 109 | { |
38c60ef2 | 110 | const struct gfs2_rgrp *str = buf; |
b3b94faa | 111 | |
b3b94faa DT |
112 | rg->rg_flags = be32_to_cpu(str->rg_flags); |
113 | rg->rg_free = be32_to_cpu(str->rg_free); | |
114 | rg->rg_dinodes = be32_to_cpu(str->rg_dinodes); | |
4340fe62 | 115 | rg->rg_igeneration = be64_to_cpu(str->rg_igeneration); |
b3b94faa DT |
116 | } |
117 | ||
68826664 | 118 | void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf) |
b3b94faa | 119 | { |
38c60ef2 | 120 | struct gfs2_rgrp *str = buf; |
b3b94faa | 121 | |
b3b94faa DT |
122 | str->rg_flags = cpu_to_be32(rg->rg_flags); |
123 | str->rg_free = cpu_to_be32(rg->rg_free); | |
124 | str->rg_dinodes = cpu_to_be32(rg->rg_dinodes); | |
4340fe62 SW |
125 | str->__pad = cpu_to_be32(0); |
126 | str->rg_igeneration = cpu_to_be64(rg->rg_igeneration); | |
b3b94faa DT |
127 | memset(&str->rg_reserved, 0, sizeof(str->rg_reserved)); |
128 | } | |
129 | ||
b5bc9e8b | 130 | void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf) |
b3b94faa | 131 | { |
38c60ef2 | 132 | const struct gfs2_quota *str = buf; |
b3b94faa DT |
133 | |
134 | qu->qu_limit = be64_to_cpu(str->qu_limit); | |
135 | qu->qu_warn = be64_to_cpu(str->qu_warn); | |
136 | qu->qu_value = be64_to_cpu(str->qu_value); | |
137 | } | |
138 | ||
539e5d6b | 139 | void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf) |
b3b94faa | 140 | { |
539e5d6b | 141 | const struct gfs2_dinode_host *di = &ip->i_di; |
38c60ef2 | 142 | struct gfs2_dinode *str = buf; |
b3b94faa | 143 | |
af339c02 SW |
144 | str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC); |
145 | str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI); | |
146 | str->di_header.__pad0 = 0; | |
147 | str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI); | |
148 | str->di_header.__pad1 = 0; | |
149 | ||
150 | gfs2_inum_out(&ip->i_num, &str->di_num); | |
b3b94faa | 151 | |
b60623c2 | 152 | str->di_mode = cpu_to_be32(ip->i_inode.i_mode); |
2933f925 SW |
153 | str->di_uid = cpu_to_be32(ip->i_inode.i_uid); |
154 | str->di_gid = cpu_to_be32(ip->i_inode.i_gid); | |
4f56110a | 155 | str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink); |
b3b94faa DT |
156 | str->di_size = cpu_to_be64(di->di_size); |
157 | str->di_blocks = cpu_to_be64(di->di_blocks); | |
1a7b1eed SW |
158 | str->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec); |
159 | str->di_mtime = cpu_to_be64(ip->i_inode.i_mtime.tv_sec); | |
160 | str->di_ctime = cpu_to_be64(ip->i_inode.i_ctime.tv_sec); | |
b3b94faa DT |
161 | |
162 | str->di_goal_meta = cpu_to_be64(di->di_goal_meta); | |
163 | str->di_goal_data = cpu_to_be64(di->di_goal_data); | |
4340fe62 | 164 | str->di_generation = cpu_to_be64(di->di_generation); |
b3b94faa DT |
165 | |
166 | str->di_flags = cpu_to_be32(di->di_flags); | |
b3b94faa | 167 | str->di_height = cpu_to_be16(di->di_height); |
a9583c79 SW |
168 | str->di_payload_format = cpu_to_be32(S_ISDIR(ip->i_inode.i_mode) && |
169 | !(ip->i_di.di_flags & GFS2_DIF_EXHASH) ? | |
170 | GFS2_FORMAT_DE : 0); | |
b3b94faa DT |
171 | str->di_depth = cpu_to_be16(di->di_depth); |
172 | str->di_entries = cpu_to_be32(di->di_entries); | |
173 | ||
174 | str->di_eattr = cpu_to_be64(di->di_eattr); | |
b3b94faa DT |
175 | } |
176 | ||
4cc14f0b | 177 | void gfs2_dinode_print(const struct gfs2_inode *ip) |
b3b94faa | 178 | { |
4cc14f0b SW |
179 | const struct gfs2_dinode_host *di = &ip->i_di; |
180 | ||
af339c02 | 181 | gfs2_inum_print(&ip->i_num); |
b3b94faa | 182 | |
382066da SW |
183 | printk(KERN_INFO " di_size = %llu\n", (unsigned long long)di->di_size); |
184 | printk(KERN_INFO " di_blocks = %llu\n", (unsigned long long)di->di_blocks); | |
382066da SW |
185 | printk(KERN_INFO " di_goal_meta = %llu\n", (unsigned long long)di->di_goal_meta); |
186 | printk(KERN_INFO " di_goal_data = %llu\n", (unsigned long long)di->di_goal_data); | |
b3b94faa DT |
187 | |
188 | pv(di, di_flags, "0x%.8X"); | |
b3b94faa DT |
189 | pv(di, di_height, "%u"); |
190 | ||
191 | pv(di, di_depth, "%u"); | |
192 | pv(di, di_entries, "%u"); | |
193 | ||
382066da | 194 | printk(KERN_INFO " di_eattr = %llu\n", (unsigned long long)di->di_eattr); |
b3b94faa DT |
195 | } |
196 | ||
55167622 | 197 | void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf) |
b3b94faa | 198 | { |
38c60ef2 | 199 | const struct gfs2_log_header *str = buf; |
b3b94faa DT |
200 | |
201 | gfs2_meta_header_in(&lh->lh_header, buf); | |
202 | lh->lh_sequence = be64_to_cpu(str->lh_sequence); | |
203 | lh->lh_flags = be32_to_cpu(str->lh_flags); | |
204 | lh->lh_tail = be32_to_cpu(str->lh_tail); | |
205 | lh->lh_blkno = be32_to_cpu(str->lh_blkno); | |
206 | lh->lh_hash = be32_to_cpu(str->lh_hash); | |
207 | } | |
208 | ||
e6972647 | 209 | void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf) |
b3b94faa | 210 | { |
38c60ef2 | 211 | const struct gfs2_inum_range *str = buf; |
b3b94faa DT |
212 | |
213 | ir->ir_start = be64_to_cpu(str->ir_start); | |
214 | ir->ir_length = be64_to_cpu(str->ir_length); | |
215 | } | |
216 | ||
e6972647 | 217 | void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf) |
b3b94faa | 218 | { |
38c60ef2 | 219 | struct gfs2_inum_range *str = buf; |
b3b94faa DT |
220 | |
221 | str->ir_start = cpu_to_be64(ir->ir_start); | |
222 | str->ir_length = cpu_to_be64(ir->ir_length); | |
223 | } | |
224 | ||
bd209cc0 | 225 | void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf) |
b3b94faa | 226 | { |
38c60ef2 | 227 | const struct gfs2_statfs_change *str = buf; |
b3b94faa DT |
228 | |
229 | sc->sc_total = be64_to_cpu(str->sc_total); | |
230 | sc->sc_free = be64_to_cpu(str->sc_free); | |
231 | sc->sc_dinodes = be64_to_cpu(str->sc_dinodes); | |
232 | } | |
233 | ||
bd209cc0 | 234 | void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf) |
b3b94faa | 235 | { |
38c60ef2 | 236 | struct gfs2_statfs_change *str = buf; |
b3b94faa DT |
237 | |
238 | str->sc_total = cpu_to_be64(sc->sc_total); | |
239 | str->sc_free = cpu_to_be64(sc->sc_free); | |
240 | str->sc_dinodes = cpu_to_be64(sc->sc_dinodes); | |
241 | } | |
242 | ||
b62f963e | 243 | void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void *buf) |
b3b94faa | 244 | { |
38c60ef2 | 245 | const struct gfs2_quota_change *str = buf; |
b3b94faa DT |
246 | |
247 | qc->qc_change = be64_to_cpu(str->qc_change); | |
248 | qc->qc_flags = be32_to_cpu(str->qc_flags); | |
249 | qc->qc_id = be32_to_cpu(str->qc_id); | |
250 | } | |
251 |