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Commit | Line | Data |
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2bd0ea18 | 1 | /* |
da23017d NS |
2 | * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. |
3 | * All Rights Reserved. | |
dfc130f3 | 4 | * |
da23017d NS |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public License as | |
2bd0ea18 | 7 | * published by the Free Software Foundation. |
dfc130f3 | 8 | * |
da23017d NS |
9 | * This program is distributed in the hope that it would be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
dfc130f3 | 13 | * |
da23017d NS |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write the Free Software Foundation, | |
16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
2bd0ea18 NS |
17 | */ |
18 | ||
1d7e80ee | 19 | #include <xfs/libxlog.h> |
12be365e | 20 | #include <sys/resource.h> |
2bd0ea18 NS |
21 | #include "avl.h" |
22 | #include "avl64.h" | |
23 | #include "globals.h" | |
24 | #include "versions.h" | |
25 | #include "agheader.h" | |
26 | #include "protos.h" | |
27 | #include "incore.h" | |
28 | #include "err_protos.h" | |
cb5b3ef4 | 29 | #include "prefetch.h" |
3b6ac903 | 30 | #include "threads.h" |
06fbdda9 | 31 | #include "progress.h" |
2bd0ea18 NS |
32 | |
33 | #define rounddown(x, y) (((x)/(y))*(y)) | |
34 | ||
2bd0ea18 NS |
35 | #define XR_MAX_SECT_SIZE (64 * 1024) |
36 | ||
37 | /* | |
38 | * option tables for getsubopt calls | |
39 | */ | |
40 | ||
41 | /* | |
4af916f8 | 42 | * -o: user-supplied override options |
2bd0ea18 | 43 | */ |
8b8a6b02 | 44 | static char *o_opts[] = { |
2bd0ea18 NS |
45 | #define ASSUME_XFS 0 |
46 | "assume_xfs", | |
47 | #define PRE_65_BETA 1 | |
48 | "fs_is_pre_65_beta", | |
9f38f08d MV |
49 | #define IHASH_SIZE 2 |
50 | "ihash", | |
51 | #define BHASH_SIZE 3 | |
52 | "bhash", | |
2556c98b | 53 | #define AG_STRIDE 4 |
add3cb90 | 54 | "ag_stride", |
d4dd6ab5 CH |
55 | #define FORCE_GEO 5 |
56 | "force_geometry", | |
364a126c DC |
57 | #define PHASE2_THREADS 6 |
58 | "phase2_threads", | |
2bd0ea18 NS |
59 | NULL |
60 | }; | |
61 | ||
4af916f8 BN |
62 | /* |
63 | * -c: conversion options | |
64 | */ | |
8b8a6b02 | 65 | static char *c_opts[] = { |
4af916f8 BN |
66 | #define CONVERT_LAZY_COUNT 0 |
67 | "lazycount", | |
68 | NULL | |
69 | }; | |
70 | ||
71 | ||
2556c98b BN |
72 | static int ihash_option_used; |
73 | static int bhash_option_used; | |
12be365e | 74 | static long max_mem_specified; /* in megabytes */ |
364a126c | 75 | static int phase2_threads = 32; |
2556c98b | 76 | |
2bd0ea18 NS |
77 | static void |
78 | usage(void) | |
79 | { | |
4af916f8 BN |
80 | do_warn(_( |
81 | "Usage: %s [options] device\n" | |
82 | "\n" | |
83 | "Options:\n" | |
84 | " -f The device is a file\n" | |
85 | " -L Force log zeroing. Do this as a last resort.\n" | |
86 | " -l logdev Specifies the device where the external log resides.\n" | |
87 | " -m maxmem Maximum amount of memory to be used in megabytes.\n" | |
88 | " -n No modify mode, just checks the filesystem for damage.\n" | |
89 | " -P Disables prefetching.\n" | |
90 | " -r rtdev Specifies the device where the realtime section resides.\n" | |
91 | " -v Verbose output.\n" | |
92 | " -c subopts Change filesystem parameters - use xfs_admin.\n" | |
93 | " -o subopts Override default behaviour, refer to man page.\n" | |
94 | " -t interval Reporting interval in minutes.\n" | |
95 | " -d Repair dangerously.\n" | |
96 | " -V Reports version and exits.\n"), progname); | |
2bd0ea18 NS |
97 | exit(1); |
98 | } | |
99 | ||
2bd0ea18 NS |
100 | char * |
101 | err_string(int err_code) | |
102 | { | |
507f4e33 NS |
103 | static char *err_message[XR_BAD_ERR_CODE]; |
104 | static int done; | |
105 | ||
106 | if (!done) { | |
107 | err_message[XR_OK] = _("no error"); | |
108 | err_message[XR_BAD_MAGIC] = _("bad magic number"); | |
109 | err_message[XR_BAD_BLOCKSIZE] = _("bad blocksize field"); | |
110 | err_message[XR_BAD_BLOCKLOG] = _("bad blocksize log field"); | |
4af916f8 | 111 | err_message[XR_BAD_VERSION] = _("bad or unsupported version"); |
507f4e33 NS |
112 | err_message[XR_BAD_INPROGRESS] = |
113 | _("filesystem mkfs-in-progress bit set"); | |
114 | err_message[XR_BAD_FS_SIZE_DATA] = | |
115 | _("inconsistent filesystem geometry information"); | |
116 | err_message[XR_BAD_INO_SIZE_DATA] = | |
117 | _("bad inode size or inconsistent with number of inodes/block"), | |
118 | err_message[XR_BAD_SECT_SIZE_DATA] = _("bad sector size"); | |
119 | err_message[XR_AGF_GEO_MISMATCH] = | |
120 | _("AGF geometry info conflicts with filesystem geometry"); | |
121 | err_message[XR_AGI_GEO_MISMATCH] = | |
122 | _("AGI geometry info conflicts with filesystem geometry"); | |
123 | err_message[XR_SB_GEO_MISMATCH] = | |
124 | _("AG superblock geometry info conflicts with filesystem geometry"); | |
125 | err_message[XR_EOF] = _("attempted to perform I/O beyond EOF"); | |
126 | err_message[XR_BAD_RT_GEO_DATA] = | |
127 | _("inconsistent filesystem geometry in realtime filesystem component"); | |
128 | err_message[XR_BAD_INO_MAX_PCT] = | |
129 | _("maximum indicated percentage of inodes > 100%"); | |
130 | err_message[XR_BAD_INO_ALIGN] = | |
131 | _("inconsistent inode alignment value"); | |
132 | err_message[XR_INSUFF_SEC_SB] = | |
133 | _("not enough secondary superblocks with matching geometry"); | |
134 | err_message[XR_BAD_SB_UNIT] = | |
135 | _("bad stripe unit in superblock"); | |
136 | err_message[XR_BAD_SB_WIDTH] = | |
137 | _("bad stripe width in superblock"); | |
138 | err_message[XR_BAD_SVN] = | |
139 | _("bad shared version number in superblock"); | |
140 | done = 1; | |
141 | } | |
142 | ||
2bd0ea18 | 143 | if (err_code < XR_OK || err_code >= XR_BAD_ERR_CODE) |
507f4e33 | 144 | do_abort(_("bad error code - %d\n"), err_code); |
2bd0ea18 NS |
145 | |
146 | return(err_message[err_code]); | |
147 | } | |
148 | ||
149 | static void | |
150 | noval(char opt, char *tbl[], int idx) | |
151 | { | |
507f4e33 | 152 | do_warn(_("-%c %s option cannot have a value\n"), opt, tbl[idx]); |
2bd0ea18 NS |
153 | usage(); |
154 | } | |
155 | ||
156 | static void | |
157 | respec(char opt, char *tbl[], int idx) | |
158 | { | |
159 | do_warn("-%c ", opt); | |
160 | if (tbl) | |
161 | do_warn("%s ", tbl[idx]); | |
507f4e33 | 162 | do_warn(_("option respecified\n")); |
2bd0ea18 NS |
163 | usage(); |
164 | } | |
165 | ||
166 | static void | |
167 | unknown(char opt, char *s) | |
168 | { | |
507f4e33 | 169 | do_warn(_("unknown option -%c %s\n"), opt, s); |
2bd0ea18 NS |
170 | usage(); |
171 | } | |
172 | ||
173 | /* | |
174 | * sets only the global argument flags and variables | |
175 | */ | |
8b8a6b02 | 176 | static void |
2bd0ea18 NS |
177 | process_args(int argc, char **argv) |
178 | { | |
179 | char *p; | |
180 | int c; | |
181 | ||
182 | log_spec = 0; | |
183 | fs_is_dirty = 0; | |
184 | verbose = 0; | |
185 | no_modify = 0; | |
c781939c | 186 | dangerously = 0; |
2bd0ea18 | 187 | isa_file = 0; |
d321ceac | 188 | zap_log = 0; |
2bd0ea18 | 189 | dumpcore = 0; |
0f012a4c | 190 | full_ino_ex_data = 0; |
2bd0ea18 NS |
191 | delete_attr_ok = 1; |
192 | force_geo = 0; | |
193 | assume_xfs = 0; | |
194 | clear_sunit = 0; | |
195 | sb_inoalignmt = 0; | |
196 | sb_unit = 0; | |
197 | sb_width = 0; | |
198 | fs_attributes_allowed = 1; | |
9b1d68ec | 199 | fs_attributes2_allowed = 1; |
2bd0ea18 NS |
200 | fs_inode_nlink_allowed = 1; |
201 | fs_quotas_allowed = 1; | |
202 | fs_aligned_inodes_allowed = 1; | |
203 | fs_sb_feature_bits_allowed = 1; | |
204 | fs_has_extflgbit_allowed = 1; | |
205 | pre_65_beta = 0; | |
206 | fs_shared_allowed = 1; | |
add3cb90 | 207 | ag_stride = 0; |
2556c98b | 208 | thread_count = 1; |
06fbdda9 | 209 | report_interval = PROG_RPT_DEFAULT; |
2bd0ea18 NS |
210 | |
211 | /* | |
212 | * XXX have to add suboption processing here | |
213 | * attributes, quotas, nlinks, aligned_inos, sb_fbits | |
214 | */ | |
4af916f8 | 215 | while ((c = getopt(argc, argv, "c:o:fl:m:r:LnDvVdPt:")) != EOF) { |
2bd0ea18 NS |
216 | switch (c) { |
217 | case 'D': | |
218 | dumpcore = 1; | |
219 | break; | |
220 | case 'o': | |
221 | p = optarg; | |
222 | while (*p != '\0') { | |
223 | char *val; | |
224 | ||
225 | switch (getsubopt(&p, (constpp)o_opts, &val)) { | |
226 | case ASSUME_XFS: | |
227 | if (val) | |
228 | noval('o', o_opts, ASSUME_XFS); | |
229 | if (assume_xfs) | |
230 | respec('o', o_opts, ASSUME_XFS); | |
231 | assume_xfs = 1; | |
232 | break; | |
233 | case PRE_65_BETA: | |
234 | if (val) | |
235 | noval('o', o_opts, PRE_65_BETA); | |
236 | if (pre_65_beta) | |
237 | respec('o', o_opts, | |
238 | PRE_65_BETA); | |
239 | pre_65_beta = 1; | |
240 | break; | |
9f38f08d | 241 | case IHASH_SIZE: |
5e656dbb | 242 | libxfs_ihash_size = (int)strtol(val, NULL, 0); |
2556c98b | 243 | ihash_option_used = 1; |
9f38f08d MV |
244 | break; |
245 | case BHASH_SIZE: | |
12be365e BN |
246 | if (max_mem_specified) |
247 | do_abort( | |
248 | _("-o bhash option cannot be used with -m option\n")); | |
5e656dbb | 249 | libxfs_bhash_size = (int)strtol(val, NULL, 0); |
2556c98b | 250 | bhash_option_used = 1; |
cb5b3ef4 | 251 | break; |
add3cb90 | 252 | case AG_STRIDE: |
5e656dbb | 253 | ag_stride = (int)strtol(val, NULL, 0); |
3b6ac903 | 254 | break; |
d4dd6ab5 CH |
255 | case FORCE_GEO: |
256 | if (val) | |
257 | noval('o', o_opts, FORCE_GEO); | |
258 | if (force_geo) | |
259 | respec('o', o_opts, FORCE_GEO); | |
260 | force_geo = 1; | |
261 | break; | |
364a126c DC |
262 | case PHASE2_THREADS: |
263 | phase2_threads = (int)strtol(val, NULL, 0); | |
264 | break; | |
2bd0ea18 NS |
265 | default: |
266 | unknown('o', val); | |
267 | break; | |
268 | } | |
269 | } | |
270 | break; | |
4af916f8 BN |
271 | case 'c': |
272 | p = optarg; | |
273 | while (*p) { | |
274 | char *val; | |
275 | ||
276 | switch (getsubopt(&p, (constpp)c_opts, &val)) { | |
277 | case CONVERT_LAZY_COUNT: | |
5e656dbb | 278 | lazy_count = (int)strtol(val, NULL, 0); |
4af916f8 BN |
279 | convert_lazy_count = 1; |
280 | break; | |
281 | default: | |
282 | unknown('c', val); | |
283 | break; | |
284 | } | |
285 | } | |
286 | break; | |
2bd0ea18 NS |
287 | case 'l': |
288 | log_name = optarg; | |
289 | log_spec = 1; | |
290 | break; | |
42a564ab ES |
291 | case 'r': |
292 | rt_name = optarg; | |
293 | rt_spec = 1; | |
294 | break; | |
2bd0ea18 NS |
295 | case 'f': |
296 | isa_file = 1; | |
297 | break; | |
12be365e BN |
298 | case 'm': |
299 | if (bhash_option_used) | |
300 | do_abort(_("-m option cannot be used with " | |
301 | "-o bhash option\n")); | |
5e656dbb | 302 | max_mem_specified = strtol(optarg, NULL, 0); |
12be365e | 303 | break; |
d321ceac NS |
304 | case 'L': |
305 | zap_log = 1; | |
306 | break; | |
2bd0ea18 NS |
307 | case 'n': |
308 | no_modify = 1; | |
309 | break; | |
6089b6f0 NS |
310 | case 'd': |
311 | dangerously = 1; | |
312 | break; | |
2bd0ea18 | 313 | case 'v': |
3b6ac903 | 314 | verbose++; |
2bd0ea18 NS |
315 | break; |
316 | case 'V': | |
507f4e33 | 317 | printf(_("%s version %s\n"), progname, VERSION); |
3d98fe63 | 318 | exit(0); |
cb5b3ef4 | 319 | case 'P': |
2556c98b | 320 | do_prefetch = 0; |
3b6ac903 | 321 | break; |
06fbdda9 | 322 | case 't': |
5e656dbb | 323 | report_interval = (int)strtol(optarg, NULL, 0); |
06fbdda9 | 324 | break; |
2bd0ea18 NS |
325 | case '?': |
326 | usage(); | |
327 | } | |
328 | } | |
329 | ||
330 | if (argc - optind != 1) | |
331 | usage(); | |
332 | ||
333 | if ((fs_name = argv[optind]) == NULL) | |
334 | usage(); | |
335 | } | |
336 | ||
b1559967 | 337 | void __attribute__((noreturn)) |
2bd0ea18 NS |
338 | do_error(char const *msg, ...) |
339 | { | |
340 | va_list args; | |
341 | ||
507f4e33 | 342 | fprintf(stderr, _("\nfatal error -- ")); |
2bd0ea18 NS |
343 | |
344 | va_start(args, msg); | |
079afa09 CH |
345 | vfprintf(stderr, msg, args); |
346 | if (dumpcore) | |
347 | abort(); | |
348 | exit(1); | |
2bd0ea18 NS |
349 | } |
350 | ||
351 | /* | |
352 | * like do_error, only the error is internal, no system | |
353 | * error so no oserror processing | |
354 | */ | |
b1559967 | 355 | void __attribute__((noreturn)) |
2bd0ea18 NS |
356 | do_abort(char const *msg, ...) |
357 | { | |
358 | va_list args; | |
359 | ||
360 | va_start(args, msg); | |
079afa09 CH |
361 | vfprintf(stderr, msg, args); |
362 | if (dumpcore) | |
363 | abort(); | |
364 | exit(1); | |
2bd0ea18 NS |
365 | } |
366 | ||
367 | void | |
368 | do_warn(char const *msg, ...) | |
369 | { | |
370 | va_list args; | |
371 | ||
372 | fs_is_dirty = 1; | |
373 | ||
374 | va_start(args, msg); | |
079afa09 | 375 | vfprintf(stderr, msg, args); |
2bd0ea18 NS |
376 | va_end(args); |
377 | } | |
378 | ||
379 | /* no formatting */ | |
380 | ||
381 | void | |
382 | do_log(char const *msg, ...) | |
383 | { | |
384 | va_list args; | |
385 | ||
386 | va_start(args, msg); | |
079afa09 | 387 | vfprintf(stderr, msg, args); |
2bd0ea18 NS |
388 | va_end(args); |
389 | } | |
390 | ||
8b8a6b02 | 391 | static void |
2bd0ea18 NS |
392 | calc_mkfs(xfs_mount_t *mp) |
393 | { | |
394 | xfs_agblock_t fino_bno; | |
395 | int do_inoalign; | |
396 | ||
397 | do_inoalign = mp->m_sinoalign; | |
398 | ||
399 | /* | |
400 | * pre-calculate geometry of ag 0. We know what it looks | |
401 | * like because we know what mkfs does -- 3 btree roots, | |
402 | * and some number of blocks to prefill the agfl. | |
403 | */ | |
404 | bnobt_root = howmany(4 * mp->m_sb.sb_sectsize, mp->m_sb.sb_blocksize); | |
405 | bcntbt_root = bnobt_root + 1; | |
406 | inobt_root = bnobt_root + 2; | |
407 | fino_bno = inobt_root + XFS_MIN_FREELIST_RAW(1, 1, mp) + 1; | |
408 | ||
d4dd6ab5 | 409 | /* |
649bfa9a CH |
410 | * If the log is allocated in the first allocation group we need to |
411 | * add the number of blocks used by the log to the above calculation. | |
412 | * | |
413 | * This can happens with filesystems that only have a single | |
414 | * allocation group, or very odd geometries created by old mkfs | |
415 | * versions on very small filesystems. | |
d4dd6ab5 | 416 | */ |
649bfa9a CH |
417 | if (mp->m_sb.sb_logstart && |
418 | XFS_FSB_TO_AGNO(mp, mp->m_sb.sb_logstart) == 0) { | |
419 | ||
d4dd6ab5 CH |
420 | /* |
421 | * XXX(hch): verify that sb_logstart makes sense? | |
422 | */ | |
423 | fino_bno += mp->m_sb.sb_logblocks; | |
424 | } | |
425 | ||
2bd0ea18 NS |
426 | /* |
427 | * ditto the location of the first inode chunks in the fs ('/') | |
428 | */ | |
5e656dbb | 429 | if (xfs_sb_version_hasdalign(&mp->m_sb) && do_inoalign) { |
2bd0ea18 NS |
430 | first_prealloc_ino = XFS_OFFBNO_TO_AGINO(mp, roundup(fino_bno, |
431 | mp->m_sb.sb_unit), 0); | |
5e656dbb | 432 | } else if (xfs_sb_version_hasalign(&mp->m_sb) && |
2bd0ea18 NS |
433 | mp->m_sb.sb_inoalignmt > 1) { |
434 | first_prealloc_ino = XFS_OFFBNO_TO_AGINO(mp, | |
435 | roundup(fino_bno, | |
436 | mp->m_sb.sb_inoalignmt), | |
437 | 0); | |
438 | } else { | |
439 | first_prealloc_ino = XFS_OFFBNO_TO_AGINO(mp, fino_bno, 0); | |
440 | } | |
441 | ||
442 | ASSERT(XFS_IALLOC_BLOCKS(mp) > 0); | |
443 | ||
444 | if (XFS_IALLOC_BLOCKS(mp) > 1) | |
445 | last_prealloc_ino = first_prealloc_ino + XFS_INODES_PER_CHUNK; | |
446 | else | |
447 | last_prealloc_ino = XFS_OFFBNO_TO_AGINO(mp, fino_bno + 1, 0); | |
448 | ||
449 | /* | |
450 | * now the first 3 inodes in the system | |
451 | */ | |
452 | if (mp->m_sb.sb_rootino != first_prealloc_ino) { | |
453 | do_warn( | |
5d1b7f0f | 454 | _("sb root inode value %" PRIu64 " %sinconsistent with calculated value %u\n"), |
507f4e33 NS |
455 | mp->m_sb.sb_rootino, |
456 | (mp->m_sb.sb_rootino == NULLFSINO ? "(NULLFSINO) ":""), | |
457 | first_prealloc_ino); | |
2bd0ea18 NS |
458 | |
459 | if (!no_modify) | |
460 | do_warn( | |
5d1b7f0f | 461 | _("resetting superblock root inode pointer to %u\n"), |
2bd0ea18 NS |
462 | first_prealloc_ino); |
463 | else | |
464 | do_warn( | |
5d1b7f0f | 465 | _("would reset superblock root inode pointer to %u\n"), |
2bd0ea18 NS |
466 | first_prealloc_ino); |
467 | ||
468 | /* | |
469 | * just set the value -- safe since the superblock | |
470 | * doesn't get flushed out if no_modify is set | |
471 | */ | |
472 | mp->m_sb.sb_rootino = first_prealloc_ino; | |
473 | } | |
474 | ||
475 | if (mp->m_sb.sb_rbmino != first_prealloc_ino + 1) { | |
476 | do_warn( | |
5d1b7f0f | 477 | _("sb realtime bitmap inode %" PRIu64 " %sinconsistent with calculated value %u\n"), |
507f4e33 NS |
478 | mp->m_sb.sb_rbmino, |
479 | (mp->m_sb.sb_rbmino == NULLFSINO ? "(NULLFSINO) ":""), | |
480 | first_prealloc_ino + 1); | |
2bd0ea18 NS |
481 | |
482 | if (!no_modify) | |
483 | do_warn( | |
5d1b7f0f | 484 | _("resetting superblock realtime bitmap ino pointer to %u\n"), |
2bd0ea18 NS |
485 | first_prealloc_ino + 1); |
486 | else | |
487 | do_warn( | |
5d1b7f0f | 488 | _("would reset superblock realtime bitmap ino pointer to %u\n"), |
2bd0ea18 NS |
489 | first_prealloc_ino + 1); |
490 | ||
491 | /* | |
492 | * just set the value -- safe since the superblock | |
493 | * doesn't get flushed out if no_modify is set | |
494 | */ | |
495 | mp->m_sb.sb_rbmino = first_prealloc_ino + 1; | |
496 | } | |
497 | ||
498 | if (mp->m_sb.sb_rsumino != first_prealloc_ino + 2) { | |
499 | do_warn( | |
5d1b7f0f CH |
500 | _("sb realtime summary inode %" PRIu64 " %sinconsistent with calculated value %u\n"), |
501 | mp->m_sb.sb_rsumino, | |
502 | (mp->m_sb.sb_rsumino == NULLFSINO ? "(NULLFSINO) ":""), | |
503 | first_prealloc_ino + 2); | |
2bd0ea18 NS |
504 | |
505 | if (!no_modify) | |
506 | do_warn( | |
5d1b7f0f | 507 | _("resetting superblock realtime summary ino pointer to %u\n"), |
2bd0ea18 NS |
508 | first_prealloc_ino + 2); |
509 | else | |
510 | do_warn( | |
5d1b7f0f | 511 | _("would reset superblock realtime summary ino pointer to %u\n"), |
2bd0ea18 NS |
512 | first_prealloc_ino + 2); |
513 | ||
514 | /* | |
515 | * just set the value -- safe since the superblock | |
516 | * doesn't get flushed out if no_modify is set | |
517 | */ | |
518 | mp->m_sb.sb_rsumino = first_prealloc_ino + 2; | |
519 | } | |
520 | ||
521 | } | |
522 | ||
523 | int | |
524 | main(int argc, char **argv) | |
525 | { | |
2bd0ea18 NS |
526 | xfs_mount_t *temp_mp; |
527 | xfs_mount_t *mp; | |
5e656dbb | 528 | xfs_dsb_t *dsb; |
2bd0ea18 NS |
529 | xfs_buf_t *sbp; |
530 | xfs_mount_t xfs_m; | |
06fbdda9 | 531 | char *msgbuf; |
2bd0ea18 NS |
532 | |
533 | progname = basename(argv[0]); | |
507f4e33 NS |
534 | setlocale(LC_ALL, ""); |
535 | bindtextdomain(PACKAGE, LOCALEDIR); | |
536 | textdomain(PACKAGE); | |
2bd0ea18 NS |
537 | |
538 | temp_mp = &xfs_m; | |
539 | setbuf(stdout, NULL); | |
540 | ||
541 | process_args(argc, argv); | |
d321ceac | 542 | xfs_init(&x); |
2bd0ea18 | 543 | |
2556c98b BN |
544 | msgbuf = malloc(DURATION_BUF_SIZE); |
545 | ||
06fbdda9 MV |
546 | timestamp(PHASE_START, 0, NULL); |
547 | timestamp(PHASE_END, 0, NULL); | |
548 | ||
2bd0ea18 NS |
549 | /* do phase1 to make sure we have a superblock */ |
550 | phase1(temp_mp); | |
06fbdda9 | 551 | timestamp(PHASE_END, 1, NULL); |
2bd0ea18 NS |
552 | |
553 | if (no_modify && primary_sb_modified) { | |
507f4e33 NS |
554 | do_warn(_("Primary superblock would have been modified.\n" |
555 | "Cannot proceed further in no_modify mode.\n" | |
556 | "Exiting now.\n")); | |
2bd0ea18 NS |
557 | exit(1); |
558 | } | |
559 | ||
560 | /* prepare the mount structure */ | |
2bd0ea18 | 561 | memset(&xfs_m, 0, sizeof(xfs_mount_t)); |
75c8b434 DC |
562 | libxfs_buftarg_init(&xfs_m, x.ddev, x.logdev, x.rtdev); |
563 | sbp = libxfs_readbuf(xfs_m.m_ddev_targp, XFS_SB_DADDR, | |
564 | 1 << (XFS_MAX_SECTORSIZE_LOG - BBSHIFT), 0, | |
565 | &xfs_sb_buf_ops); | |
5e656dbb | 566 | libxfs_sb_from_disk(&xfs_m.m_sb, XFS_BUF_TO_SBP(sbp)); |
2bd0ea18 | 567 | |
f63fd268 DC |
568 | /* |
569 | * if the sector size of the filesystem we are trying to repair is | |
570 | * smaller than that of the underlying filesystem (i.e. we are repairing | |
571 | * an image), the we have to turn off direct IO because we cannot do IO | |
572 | * smaller than the host filesystem's sector size. | |
573 | */ | |
574 | if (isa_file) { | |
575 | int fd = libxfs_device_to_fd(x.ddev); | |
576 | struct xfs_fsop_geom_v1 geom = { 0 }; | |
577 | ||
578 | if (ioctl(fd, XFS_IOC_FSGEOMETRY_V1, &geom) < 0) { | |
579 | do_warn(_("Cannot get host filesystem geometry.\n" | |
580 | "Repair may fail if there is a sector size mismatch between\n" | |
581 | "the image and the host filesystem.\n")); | |
582 | geom.sectsize = BBSIZE; | |
583 | } | |
584 | ||
585 | if (xfs_m.m_sb.sb_sectsize < geom.sectsize) { | |
586 | long old_flags; | |
587 | ||
588 | old_flags = fcntl(fd, F_GETFL, 0); | |
589 | if (fcntl(fd, F_SETFL, old_flags & ~O_DIRECT) < 0) { | |
590 | do_warn(_( | |
591 | "Sector size on host filesystem larger than image sector size.\n" | |
592 | "Cannot turn off direct IO, so exiting.\n")); | |
593 | exit(1); | |
594 | } | |
595 | } | |
596 | } | |
5e656dbb | 597 | mp = libxfs_mount(&xfs_m, &xfs_m.m_sb, x.ddev, x.logdev, x.rtdev, 0); |
2bd0ea18 NS |
598 | |
599 | if (!mp) { | |
507f4e33 NS |
600 | fprintf(stderr, |
601 | _("%s: cannot repair this filesystem. Sorry.\n"), | |
2bd0ea18 NS |
602 | progname); |
603 | exit(1); | |
604 | } | |
605 | libxfs_putbuf(sbp); | |
2aa2e7b9 | 606 | libxfs_purgebuf(sbp); |
2bd0ea18 NS |
607 | |
608 | /* | |
609 | * set XFS-independent status vars from the mount/sb structure | |
610 | */ | |
611 | glob_agcount = mp->m_sb.sb_agcount; | |
612 | ||
613 | chunks_pblock = mp->m_sb.sb_inopblock / XFS_INODES_PER_CHUNK; | |
e0607266 | 614 | max_symlink_blocks = libxfs_symlink_blocks(mp, MAXPATHLEN); |
edf3f9d0 BN |
615 | inodes_per_cluster = MAX(mp->m_sb.sb_inopblock, |
616 | XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_inodelog); | |
2bd0ea18 | 617 | |
add3cb90 | 618 | if (ag_stride) { |
2556c98b | 619 | thread_count = (glob_agcount + ag_stride - 1) / ag_stride; |
add3cb90 BN |
620 | thread_init(); |
621 | } | |
622 | ||
2556c98b | 623 | if (ag_stride && report_interval) { |
06fbdda9 | 624 | init_progress_rpt(); |
06fbdda9 MV |
625 | if (msgbuf) { |
626 | do_log(_(" - reporting progress in intervals of %s\n"), | |
627 | duration(report_interval, msgbuf)); | |
06fbdda9 MV |
628 | } |
629 | } | |
630 | ||
2556c98b BN |
631 | /* |
632 | * Adjust libxfs cache sizes based on system memory, | |
633 | * filesystem size and inode count. | |
634 | * | |
635 | * We'll set the cache size based on 3/4s the memory minus | |
636 | * space used by the inode AVL tree and block usage map. | |
637 | * | |
638 | * Inode AVL tree space is approximately 4 bytes per inode, | |
639 | * block usage map is currently 1 byte for 2 blocks. | |
640 | * | |
641 | * We assume most blocks will be inode clusters. | |
642 | * | |
643 | * Calculations are done in kilobyte units. | |
644 | */ | |
645 | ||
12be365e | 646 | if (!bhash_option_used || max_mem_specified) { |
2556c98b | 647 | unsigned long mem_used; |
12be365e BN |
648 | unsigned long max_mem; |
649 | struct rlimit rlim; | |
2556c98b BN |
650 | |
651 | libxfs_icache_purge(); | |
652 | libxfs_bcache_purge(); | |
653 | cache_destroy(libxfs_icache); | |
654 | cache_destroy(libxfs_bcache); | |
655 | ||
656 | mem_used = (mp->m_sb.sb_icount >> (10 - 2)) + | |
12be365e BN |
657 | (mp->m_sb.sb_dblocks >> (10 + 1)) + |
658 | 50000; /* rough estimate of 50MB overhead */ | |
659 | max_mem = max_mem_specified ? max_mem_specified * 1024 : | |
660 | libxfs_physmem() * 3 / 4; | |
661 | ||
662 | if (getrlimit(RLIMIT_AS, &rlim) != -1 && | |
663 | rlim.rlim_cur != RLIM_INFINITY) { | |
664 | rlim.rlim_cur = rlim.rlim_max; | |
665 | setrlimit(RLIMIT_AS, &rlim); | |
666 | /* use approximately 80% of rlimit to avoid overrun */ | |
667 | max_mem = MIN(max_mem, rlim.rlim_cur / 1280); | |
668 | } else | |
669 | max_mem = MIN(max_mem, (LONG_MAX >> 10) + 1); | |
2556c98b BN |
670 | |
671 | if (verbose > 1) | |
5d1b7f0f CH |
672 | do_log( |
673 | _(" - max_mem = %lu, icount = %" PRIu64 ", imem = %" PRIu64 ", dblock = %" PRIu64 ", dmem = %" PRIu64 "\n"), | |
12be365e BN |
674 | max_mem, mp->m_sb.sb_icount, |
675 | mp->m_sb.sb_icount >> (10 - 2), | |
676 | mp->m_sb.sb_dblocks, | |
677 | mp->m_sb.sb_dblocks >> (10 + 1)); | |
678 | ||
679 | if (max_mem <= mem_used) { | |
2556c98b BN |
680 | /* |
681 | * Turn off prefetch and minimise libxfs cache if | |
682 | * physical memory is deemed insufficient | |
683 | */ | |
0335a835 DC |
684 | if (max_mem_specified) { |
685 | do_abort( | |
686 | _("Required memory for repair is greater that the maximum specified\n" | |
687 | "with the -m option. Please increase it to at least %lu.\n"), | |
12be365e | 688 | mem_used / 1024); |
0335a835 DC |
689 | } else { |
690 | do_warn( | |
691 | _("Not enough RAM available for repair to enable prefetching.\n" | |
692 | "This will be _slow_.\n" | |
693 | "You need at least %luMB RAM to run with prefetching enabled.\n"), | |
694 | mem_used * 1280 / (1024 * 1024)); | |
695 | } | |
2556c98b BN |
696 | do_prefetch = 0; |
697 | libxfs_bhash_size = 64; | |
698 | } else { | |
12be365e BN |
699 | max_mem -= mem_used; |
700 | if (max_mem >= (1 << 30)) | |
701 | max_mem = 1 << 30; | |
702 | libxfs_bhash_size = max_mem / (HASH_CACHE_RATIO * | |
2556c98b BN |
703 | (mp->m_inode_cluster_size >> 10)); |
704 | if (libxfs_bhash_size < 512) | |
705 | libxfs_bhash_size = 512; | |
706 | } | |
707 | ||
708 | if (verbose) | |
709 | do_log(_(" - block cache size set to %d entries\n"), | |
710 | libxfs_bhash_size * HASH_CACHE_RATIO); | |
711 | ||
712 | if (!ihash_option_used) | |
713 | libxfs_ihash_size = libxfs_bhash_size; | |
714 | ||
715 | libxfs_icache = cache_init(libxfs_ihash_size, | |
716 | &libxfs_icache_operations); | |
717 | libxfs_bcache = cache_init(libxfs_bhash_size, | |
718 | &libxfs_bcache_operations); | |
719 | } | |
720 | ||
2bd0ea18 NS |
721 | /* |
722 | * calculate what mkfs would do to this filesystem | |
723 | */ | |
724 | calc_mkfs(mp); | |
725 | ||
726 | /* | |
c1f7a46c | 727 | * initialize block alloc map |
2bd0ea18 | 728 | */ |
c1f7a46c BN |
729 | init_bmaps(mp); |
730 | incore_ino_init(mp); | |
731 | incore_ext_init(mp); | |
732 | ||
733 | /* initialize random globals now that we know the fs geometry */ | |
734 | inodes_per_block = mp->m_sb.sb_inopblock; | |
2bd0ea18 NS |
735 | |
736 | if (parse_sb_version(&mp->m_sb)) { | |
737 | do_warn( | |
507f4e33 | 738 | _("Found unsupported filesystem features. Exiting now.\n")); |
2bd0ea18 NS |
739 | return(1); |
740 | } | |
741 | ||
742 | /* make sure the per-ag freespace maps are ok so we can mount the fs */ | |
364a126c | 743 | phase2(mp, phase2_threads); |
06fbdda9 | 744 | timestamp(PHASE_END, 2, NULL); |
2bd0ea18 | 745 | |
2556c98b BN |
746 | if (do_prefetch) |
747 | init_prefetch(mp); | |
748 | ||
2bd0ea18 | 749 | phase3(mp); |
06fbdda9 | 750 | timestamp(PHASE_END, 3, NULL); |
2bd0ea18 NS |
751 | |
752 | phase4(mp); | |
06fbdda9 | 753 | timestamp(PHASE_END, 4, NULL); |
2bd0ea18 NS |
754 | |
755 | if (no_modify) | |
507f4e33 | 756 | printf(_("No modify flag set, skipping phase 5\n")); |
3b6ac903 | 757 | else { |
2bd0ea18 | 758 | phase5(mp); |
3b6ac903 | 759 | } |
06fbdda9 | 760 | timestamp(PHASE_END, 5, NULL); |
2bd0ea18 | 761 | |
c1f7a46c BN |
762 | /* |
763 | * Done with the block usage maps, toss them... | |
764 | */ | |
765 | free_bmaps(mp); | |
766 | ||
2bd0ea18 NS |
767 | if (!bad_ino_btree) { |
768 | phase6(mp); | |
06fbdda9 | 769 | timestamp(PHASE_END, 6, NULL); |
2bd0ea18 NS |
770 | |
771 | phase7(mp); | |
06fbdda9 | 772 | timestamp(PHASE_END, 7, NULL); |
2bd0ea18 NS |
773 | } else { |
774 | do_warn( | |
507f4e33 | 775 | _("Inode allocation btrees are too corrupted, skipping phases 6 and 7\n")); |
2bd0ea18 NS |
776 | } |
777 | ||
0340d706 | 778 | if (lost_quotas && !have_uquotino && !have_gquotino && !have_pquotino) { |
2bd0ea18 NS |
779 | if (!no_modify) { |
780 | do_warn( | |
507f4e33 | 781 | _("Warning: no quota inodes were found. Quotas disabled.\n")); |
2bd0ea18 NS |
782 | } else { |
783 | do_warn( | |
507f4e33 | 784 | _("Warning: no quota inodes were found. Quotas would be disabled.\n")); |
2bd0ea18 NS |
785 | } |
786 | } else if (lost_quotas) { | |
787 | if (!no_modify) { | |
788 | do_warn( | |
507f4e33 | 789 | _("Warning: quota inodes were cleared. Quotas disabled.\n")); |
2bd0ea18 NS |
790 | } else { |
791 | do_warn( | |
507f4e33 | 792 | _("Warning: quota inodes would be cleared. Quotas would be disabled.\n")); |
2bd0ea18 NS |
793 | } |
794 | } else { | |
795 | if (lost_uquotino) { | |
796 | if (!no_modify) { | |
797 | do_warn( | |
507f4e33 NS |
798 | _("Warning: user quota information was cleared.\n" |
799 | "User quotas can not be enforced until limit information is recreated.\n")); | |
2bd0ea18 NS |
800 | } else { |
801 | do_warn( | |
507f4e33 NS |
802 | _("Warning: user quota information would be cleared.\n" |
803 | "User quotas could not be enforced until limit information was recreated.\n")); | |
2bd0ea18 NS |
804 | } |
805 | } | |
806 | ||
b36eef04 | 807 | if (lost_gquotino) { |
2bd0ea18 NS |
808 | if (!no_modify) { |
809 | do_warn( | |
507f4e33 NS |
810 | _("Warning: group quota information was cleared.\n" |
811 | "Group quotas can not be enforced until limit information is recreated.\n")); | |
2bd0ea18 NS |
812 | } else { |
813 | do_warn( | |
507f4e33 NS |
814 | _("Warning: group quota information would be cleared.\n" |
815 | "Group quotas could not be enforced until limit information was recreated.\n")); | |
9b27bdbb NS |
816 | } |
817 | } | |
818 | ||
819 | if (lost_pquotino) { | |
820 | if (!no_modify) { | |
821 | do_warn( | |
822 | _("Warning: project quota information was cleared.\n" | |
823 | "Project quotas can not be enforced until limit information is recreated.\n")); | |
824 | } else { | |
825 | do_warn( | |
826 | _("Warning: project quota information would be cleared.\n" | |
827 | "Project quotas could not be enforced until limit information was recreated.\n")); | |
2bd0ea18 NS |
828 | } |
829 | } | |
830 | } | |
831 | ||
2556c98b | 832 | if (ag_stride && report_interval) |
06fbdda9 | 833 | stop_progress_rpt(); |
9f38f08d | 834 | |
2bd0ea18 NS |
835 | if (no_modify) { |
836 | do_log( | |
507f4e33 | 837 | _("No modify flag set, skipping filesystem flush and exiting.\n")); |
3b6ac903 | 838 | if (verbose) |
06fbdda9 | 839 | summary_report(); |
2bd0ea18 NS |
840 | if (fs_is_dirty) |
841 | return(1); | |
842 | ||
843 | return(0); | |
844 | } | |
845 | ||
846 | /* | |
847 | * Clear the quota flags if they're on. | |
848 | */ | |
849 | sbp = libxfs_getsb(mp, 0); | |
850 | if (!sbp) | |
507f4e33 | 851 | do_error(_("couldn't get superblock\n")); |
2bd0ea18 | 852 | |
5e656dbb | 853 | dsb = XFS_BUF_TO_SBP(sbp); |
2bd0ea18 | 854 | |
342aef1e | 855 | if (be16_to_cpu(dsb->sb_qflags) & XFS_ALL_QUOTA_CHKD) { |
5e656dbb BN |
856 | do_warn(_("Note - quota info will be regenerated on next " |
857 | "quota mount.\n")); | |
342aef1e | 858 | dsb->sb_qflags &= cpu_to_be16(~XFS_ALL_QUOTA_CHKD); |
2bd0ea18 NS |
859 | } |
860 | ||
861 | if (clear_sunit) { | |
862 | do_warn( | |
507f4e33 NS |
863 | _("Note - stripe unit (%d) and width (%d) fields have been reset.\n" |
864 | "Please set with mount -o sunit=<value>,swidth=<value>\n"), | |
5e656dbb BN |
865 | be32_to_cpu(dsb->sb_unit), be32_to_cpu(dsb->sb_width)); |
866 | dsb->sb_unit = 0; | |
867 | dsb->sb_width = 0; | |
dfc130f3 | 868 | } |
2bd0ea18 NS |
869 | |
870 | libxfs_writebuf(sbp, 0); | |
871 | ||
2556c98b BN |
872 | /* |
873 | * Done, flush all cached buffers and inodes. | |
874 | */ | |
875 | libxfs_bcache_flush(); | |
876 | ||
2bd0ea18 | 877 | libxfs_umount(mp); |
d321ceac NS |
878 | if (x.rtdev) |
879 | libxfs_device_close(x.rtdev); | |
880 | if (x.logdev && x.logdev != x.ddev) | |
881 | libxfs_device_close(x.logdev); | |
882 | libxfs_device_close(x.ddev); | |
2bd0ea18 | 883 | |
06fbdda9 MV |
884 | if (verbose) |
885 | summary_report(); | |
507f4e33 | 886 | do_log(_("done\n")); |
4c0a98ae BN |
887 | pftrace_done(); |
888 | ||
3b6ac903 MV |
889 | return (0); |
890 | } |