2 * unix.c - The unix-specific code for e2fsck
4 * Copyright (C) 1993, 1994, 1995, 1996, 1997 Theodore Ts'o.
7 * This file may be redistributed under the terms of the GNU Public
12 #define _XOPEN_SOURCE 600 /* for inclusion of sa_handler in Solaris */
39 #ifdef HAVE_SYS_IOCTL_H
40 #include <sys/ioctl.h>
45 #ifdef HAVE_SYS_TYPES_H
46 #include <sys/types.h>
53 #include "et/com_err.h"
57 #include "../version.h"
59 /* Command line options */
60 static int cflag; /* check disk */
61 static int show_version_only;
64 static int replace_bad_blocks;
65 static int keep_bad_blocks;
66 static char *bad_blocks_file;
68 e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */
70 #ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jfs-debug */
71 int journal_enable_debug = -1;
74 static void usage(e2fsck_t ctx)
77 _("Usage: %s [-panyrcdfvtDFV] [-b superblock] [-B blocksize]\n"
78 "\t\t[-I inode_buffer_blocks] [-P process_inode_size]\n"
79 "\t\t[-l|-L bad_blocks_file] [-C fd] [-j external_journal]\n"
80 "\t\t[-E extended-options] device\n"),
83 fprintf(stderr, _("\nEmergency help:\n"
84 " -p Automatic repair (no questions)\n"
85 " -n Make no changes to the filesystem\n"
86 " -y Assume \"yes\" to all questions\n"
87 " -c Check for bad blocks and add them to the badblock list\n"
88 " -f Force checking even if filesystem is marked clean\n"));
91 " -b superblock Use alternative superblock\n"
92 " -B blocksize Force blocksize when looking for superblock\n"
93 " -j external_journal Set location of the external journal\n"
94 " -l bad_blocks_file Add to badblocks list\n"
95 " -L bad_blocks_file Set badblocks list\n"
101 static void show_stats(e2fsck_t ctx)
103 ext2_filsys fs = ctx->fs;
104 ext2_ino_t inodes, inodes_used;
105 blk64_t blocks, blocks_used;
106 unsigned int dir_links;
107 unsigned int num_files, num_links;
108 int frag_percent_file, frag_percent_dir, frag_percent_total;
111 dir_links = 2 * ctx->fs_directory_count - 1;
112 num_files = ctx->fs_total_count - dir_links;
113 num_links = ctx->fs_links_count - dir_links;
114 inodes = fs->super->s_inodes_count;
115 inodes_used = (fs->super->s_inodes_count -
116 fs->super->s_free_inodes_count);
117 blocks = ext2fs_blocks_count(fs->super);
118 blocks_used = (ext2fs_blocks_count(fs->super) -
119 ext2fs_free_blocks_count(fs->super));
121 frag_percent_file = (10000 * ctx->fs_fragmented) / inodes_used;
122 frag_percent_file = (frag_percent_file + 5) / 10;
124 frag_percent_dir = (10000 * ctx->fs_fragmented_dir) / inodes_used;
125 frag_percent_dir = (frag_percent_dir + 5) / 10;
127 frag_percent_total = ((10000 * (ctx->fs_fragmented +
128 ctx->fs_fragmented_dir))
130 frag_percent_total = (frag_percent_total + 5) / 10;
133 log_out(ctx, _("%s: %u/%u files (%0d.%d%% non-contiguous), "
134 "%llu/%llu blocks\n"),
135 ctx->device_name, inodes_used, inodes,
136 frag_percent_total / 10, frag_percent_total % 10,
137 blocks_used, blocks);
140 log_out(ctx, P_("\n%8u inode used (%2.2f%%)\n",
141 "\n%8u inodes used (%2.2f%%)\n",
142 inodes_used), inodes_used,
143 100.0 * inodes_used / inodes);
144 log_out(ctx, P_("%8u non-contiguous file (%0d.%d%%)\n",
145 "%8u non-contiguous files (%0d.%d%%)\n",
147 ctx->fs_fragmented, frag_percent_file / 10,
148 frag_percent_file % 10);
149 log_out(ctx, P_("%8u non-contiguous directory (%0d.%d%%)\n",
150 "%8u non-contiguous directories (%0d.%d%%)\n",
151 ctx->fs_fragmented_dir),
152 ctx->fs_fragmented_dir, frag_percent_dir / 10,
153 frag_percent_dir % 10);
154 log_out(ctx, _(" # of inodes with ind/dind/tind blocks: "
156 ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count);
158 for (j=MAX_EXTENT_DEPTH_COUNT-1; j >=0; j--)
159 if (ctx->extent_depth_count[j])
162 log_out(ctx, _(" Extent depth histogram: "));
163 for (i=0; i < j; i++) {
166 log_out(ctx, "%u", ctx->extent_depth_count[i]);
171 log_out(ctx, P_("%8llu block used (%2.2f%%)\n",
172 "%8llu blocks used (%2.2f%%)\n",
173 blocks_used), blocks_used, 100.0 * blocks_used / blocks);
174 log_out(ctx, P_("%8u bad block\n", "%8u bad blocks\n",
175 ctx->fs_badblocks_count), ctx->fs_badblocks_count);
176 log_out(ctx, P_("%8u large file\n", "%8u large files\n",
177 ctx->large_files), ctx->large_files);
178 log_out(ctx, P_("\n%8u regular file\n", "\n%8u regular files\n",
179 ctx->fs_regular_count), ctx->fs_regular_count);
180 log_out(ctx, P_("%8u directory\n", "%8u directories\n",
181 ctx->fs_directory_count), ctx->fs_directory_count);
182 log_out(ctx, P_("%8u character device file\n",
183 "%8u character device files\n", ctx->fs_chardev_count),
184 ctx->fs_chardev_count);
185 log_out(ctx, P_("%8u block device file\n", "%8u block device files\n",
186 ctx->fs_blockdev_count), ctx->fs_blockdev_count);
187 log_out(ctx, P_("%8u fifo\n", "%8u fifos\n", ctx->fs_fifo_count),
189 log_out(ctx, P_("%8u link\n", "%8u links\n",
190 ctx->fs_links_count - dir_links),
191 ctx->fs_links_count - dir_links);
192 log_out(ctx, P_("%8u symbolic link", "%8u symbolic links",
193 ctx->fs_symlinks_count), ctx->fs_symlinks_count);
194 log_out(ctx, P_(" (%u fast symbolic link)\n",
195 " (%u fast symbolic links)\n",
196 ctx->fs_fast_symlinks_count),
197 ctx->fs_fast_symlinks_count);
198 log_out(ctx, P_("%8u socket\n", "%8u sockets\n", ctx->fs_sockets_count),
199 ctx->fs_sockets_count);
200 log_out(ctx, "--------\n");
201 log_out(ctx, P_("%8u file\n", "%8u files\n",
202 ctx->fs_total_count - dir_links),
203 ctx->fs_total_count - dir_links);
206 static void check_mount(e2fsck_t ctx)
211 retval = ext2fs_check_if_mounted(ctx->filesystem_name,
214 com_err("ext2fs_check_if_mount", retval,
215 _("while determining whether %s is mounted."),
216 ctx->filesystem_name);
221 * If the filesystem isn't mounted, or it's the root
222 * filesystem and it's mounted read-only, and we're not doing
223 * a read/write check, then everything's fine.
225 if ((!(ctx->mount_flags & EXT2_MF_MOUNTED)) ||
226 ((ctx->mount_flags & EXT2_MF_ISROOT) &&
227 (ctx->mount_flags & EXT2_MF_READONLY) &&
228 !(ctx->options & E2F_OPT_WRITECHECK)))
231 if ((ctx->options & E2F_OPT_READONLY) &&
232 !(ctx->options & E2F_OPT_WRITECHECK)) {
233 log_out(ctx, _("Warning! %s is mounted.\n"),
234 ctx->filesystem_name);
238 log_out(ctx, _("%s is mounted. "), ctx->filesystem_name);
239 if (!ctx->interactive)
240 fatal_error(ctx, _("Cannot continue, aborting.\n\n"));
241 puts("\007\007\007\007");
242 log_out(ctx, _("\n\nWARNING!!! "
243 "The filesystem is mounted. "
244 "If you continue you ***WILL***\n"
245 "cause ***SEVERE*** filesystem damage.\n\n"));
246 puts("\007\007\007");
247 cont = ask_yn(ctx, _("Do you really want to continue"), 0);
249 printf (_("check aborted.\n"));
255 static int is_on_batt(void)
259 char tmp[80], tmp2[80], fname[80];
263 f = fopen("/sys/class/power_supply/AC/online", "r");
265 if (fscanf(f, "%u\n", &acflag) == 1) {
271 f = fopen("/proc/apm", "r");
273 if (fscanf(f, "%s %s %s %x", tmp, tmp, tmp, &acflag) != 4)
276 return (acflag != 1);
278 d = opendir("/proc/acpi/ac_adapter");
280 while ((de=readdir(d)) != NULL) {
281 if (!strncmp(".", de->d_name, 1))
283 snprintf(fname, 80, "/proc/acpi/ac_adapter/%s/state",
285 f = fopen(fname, "r");
288 if (fscanf(f, "%s %s", tmp2, tmp) != 2)
291 if (strncmp(tmp, "off-line", 8) == 0) {
302 * This routine checks to see if a filesystem can be skipped; if so,
303 * it will exit with E2FSCK_OK. Under some conditions it will print a
304 * message explaining why a check is being forced.
306 static void check_if_skip(e2fsck_t ctx)
308 ext2_filsys fs = ctx->fs;
309 struct problem_context pctx;
310 const char *reason = NULL;
311 unsigned int reason_arg = 0;
313 int batt = is_on_batt();
314 int defer_check_on_battery;
315 int broken_system_clock;
318 profile_get_boolean(ctx->profile, "options", "broken_system_clock",
319 0, 0, &broken_system_clock);
320 if (ctx->flags & E2F_FLAG_TIME_INSANE)
321 broken_system_clock = 1;
322 profile_get_boolean(ctx->profile, "options",
323 "defer_check_on_battery", 0, 1,
324 &defer_check_on_battery);
325 if (!defer_check_on_battery)
328 if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file || cflag)
331 if (ctx->options & E2F_OPT_JOURNAL_ONLY)
334 lastcheck = fs->super->s_lastcheck;
335 if (lastcheck > ctx->now)
336 lastcheck -= ctx->time_fudge;
337 if ((fs->super->s_state & EXT2_ERROR_FS) ||
338 !ext2fs_test_valid(fs))
339 reason = _(" contains a file system with errors");
340 else if ((fs->super->s_state & EXT2_VALID_FS) == 0)
341 reason = _(" was not cleanly unmounted");
342 else if (check_backup_super_block(ctx))
343 reason = _(" primary superblock features different from backup");
344 else if ((fs->super->s_max_mnt_count > 0) &&
345 (fs->super->s_mnt_count >=
346 (unsigned) fs->super->s_max_mnt_count)) {
347 reason = _(" has been mounted %u times without being checked");
348 reason_arg = fs->super->s_mnt_count;
349 if (batt && (fs->super->s_mnt_count <
350 (unsigned) fs->super->s_max_mnt_count*2))
352 } else if (!broken_system_clock && fs->super->s_checkinterval &&
353 (ctx->now < lastcheck)) {
354 reason = _(" has filesystem last checked time in the future");
357 } else if (!broken_system_clock && fs->super->s_checkinterval &&
358 ((ctx->now - lastcheck) >=
359 ((time_t) fs->super->s_checkinterval))) {
360 reason = _(" has gone %u days without being checked");
361 reason_arg = (ctx->now - fs->super->s_lastcheck)/(3600*24);
362 if (batt && ((ctx->now - fs->super->s_lastcheck) <
363 fs->super->s_checkinterval*2))
367 log_out(ctx, "%s", ctx->device_name);
368 log_out(ctx, reason, reason_arg);
369 log_out(ctx, _(", check forced.\n"));
374 * Update the global counts from the block group counts. This
375 * is needed since modern kernels don't update the global
376 * counts so as to avoid locking the entire file system. So
377 * if the filesystem is not unmounted cleanly, the global
378 * counts may not be accurate. Update them here if we can,
379 * for the benefit of users who might examine the file system
380 * using dumpe2fs. (This is for cosmetic reasons only.)
382 clear_problem_context(&pctx);
383 pctx.ino = fs->super->s_free_inodes_count;
384 pctx.ino2 = ctx->free_inodes;
385 if ((pctx.ino != pctx.ino2) &&
386 !(ctx->options & E2F_OPT_READONLY) &&
387 fix_problem(ctx, PR_0_FREE_INODE_COUNT, &pctx)) {
388 fs->super->s_free_inodes_count = ctx->free_inodes;
389 ext2fs_mark_super_dirty(fs);
391 clear_problem_context(&pctx);
392 pctx.blk = ext2fs_free_blocks_count(fs->super);
393 pctx.blk2 = ctx->free_blocks;
394 if ((pctx.blk != pctx.blk2) &&
395 !(ctx->options & E2F_OPT_READONLY) &&
396 fix_problem(ctx, PR_0_FREE_BLOCK_COUNT, &pctx)) {
397 ext2fs_free_blocks_count_set(fs->super, ctx->free_blocks);
398 ext2fs_mark_super_dirty(fs);
401 /* Print the summary message when we're skipping a full check */
402 log_out(ctx, _("%s: clean, %u/%u files, %llu/%llu blocks"),
404 fs->super->s_inodes_count - fs->super->s_free_inodes_count,
405 fs->super->s_inodes_count,
406 ext2fs_blocks_count(fs->super) -
407 ext2fs_free_blocks_count(fs->super),
408 ext2fs_blocks_count(fs->super));
410 if (fs->super->s_max_mnt_count > 0) {
411 next_check = fs->super->s_max_mnt_count - fs->super->s_mnt_count;
415 if (!broken_system_clock && fs->super->s_checkinterval &&
416 ((ctx->now - fs->super->s_lastcheck) >= fs->super->s_checkinterval))
418 if (next_check <= 5) {
419 if (next_check == 1) {
421 log_out(ctx, _(" (check deferred; "
424 log_out(ctx, _(" (check after next mount)"));
426 log_out(ctx, _(" (check in %ld mounts)"), next_check);
432 e2fsck_free_context(ctx);
437 * For completion notice
443 struct percent_tbl e2fsck_tbl = {
444 5, { 0, 70, 90, 92, 95, 100 }
446 static char bar[128], spaces[128];
448 static float calc_percent(struct percent_tbl *tbl, int pass, int curr,
455 if (pass > tbl->max_pass || max == 0)
457 percent = ((float) curr) / ((float) max);
458 return ((percent * (tbl->table[pass] - tbl->table[pass-1]))
459 + tbl->table[pass-1]);
462 extern void e2fsck_clear_progbar(e2fsck_t ctx)
464 if (!(ctx->flags & E2F_FLAG_PROG_BAR))
467 printf("%s%s\r%s", ctx->start_meta, spaces + (sizeof(spaces) - 80),
470 ctx->flags &= ~E2F_FLAG_PROG_BAR;
473 int e2fsck_simple_progress(e2fsck_t ctx, const char *label, float percent,
476 static const char spinner[] = "\\|/-";
483 if (ctx->flags & E2F_FLAG_PROG_SUPPRESS)
487 * Calculate the new progress position. If the
488 * percentage hasn't changed, then we skip out right
491 fixed_percent = (int) ((10 * percent) + 0.5);
492 if (ctx->progress_last_percent == fixed_percent)
494 ctx->progress_last_percent = fixed_percent;
497 * If we've already updated the spinner once within
498 * the last 1/8th of a second, no point doing it
501 gettimeofday(&tv, NULL);
502 tick = (tv.tv_sec << 3) + (tv.tv_usec / (1000000 / 8));
503 if ((tick == ctx->progress_last_time) &&
504 (fixed_percent != 0) && (fixed_percent != 1000))
506 ctx->progress_last_time = tick;
509 * Advance the spinner, and note that the progress bar
510 * will be on the screen
512 ctx->progress_pos = (ctx->progress_pos+1) & 3;
513 ctx->flags |= E2F_FLAG_PROG_BAR;
515 dpywidth = 66 - strlen(label);
516 dpywidth = 8 * (dpywidth / 8);
520 i = ((percent * dpywidth) + 50) / 100;
521 printf("%s%s: |%s%s", ctx->start_meta, label,
522 bar + (sizeof(bar) - (i+1)),
523 spaces + (sizeof(spaces) - (dpywidth - i + 1)));
524 if (fixed_percent == 1000)
527 fputc(spinner[ctx->progress_pos & 3], stdout);
528 printf(" %4.1f%% ", percent);
530 printf("%u\r", dpynum);
532 fputs(" \r", stdout);
533 fputs(ctx->stop_meta, stdout);
535 if (fixed_percent == 1000)
536 e2fsck_clear_progbar(ctx);
542 static int e2fsck_update_progress(e2fsck_t ctx, int pass,
543 unsigned long cur, unsigned long max)
551 if (ctx->progress_fd) {
552 snprintf(buf, sizeof(buf), "%d %lu %lu %s\n",
553 pass, cur, max, ctx->device_name);
554 write_all(ctx->progress_fd, buf, strlen(buf));
556 percent = calc_percent(&e2fsck_tbl, pass, cur, max);
557 e2fsck_simple_progress(ctx, ctx->device_name,
563 #define PATH_SET "PATH=/sbin"
566 * Make sure 0,1,2 file descriptors are open, so that we don't open
567 * the filesystem using the same file descriptor as stdout or stderr.
569 static void reserve_stdio_fds(void)
574 fd = open("/dev/null", O_RDWR);
576 fprintf(stderr, _("ERROR: Couldn't open "
585 static void signal_progress_on(int sig EXT2FS_ATTR((unused)))
587 e2fsck_t ctx = e2fsck_global_ctx;
592 ctx->progress = e2fsck_update_progress;
595 static void signal_progress_off(int sig EXT2FS_ATTR((unused)))
597 e2fsck_t ctx = e2fsck_global_ctx;
602 e2fsck_clear_progbar(ctx);
606 static void signal_cancel(int sig EXT2FS_ATTR((unused)))
608 e2fsck_t ctx = e2fsck_global_ctx;
613 ctx->flags |= E2F_FLAG_CANCEL;
617 static void parse_extended_opts(e2fsck_t ctx, const char *opts)
619 char *buf, *token, *next, *p, *arg;
621 int extended_usage = 0;
623 buf = string_copy(ctx, opts, 0);
624 for (token = buf; token && *token; token = next) {
625 p = strchr(token, ',');
631 arg = strchr(token, '=');
636 if (strcmp(token, "ea_ver") == 0) {
641 ea_ver = strtoul(arg, &p, 0);
643 ((ea_ver != 1) && (ea_ver != 2))) {
645 _("Invalid EA version.\n"));
649 ctx->ext_attr_ver = ea_ver;
650 } else if (strcmp(token, "fragcheck") == 0) {
651 ctx->options |= E2F_OPT_FRAGCHECK;
653 } else if (strcmp(token, "journal_only") == 0) {
658 ctx->options |= E2F_OPT_JOURNAL_ONLY;
659 } else if (strcmp(token, "discard") == 0) {
660 ctx->options |= E2F_OPT_DISCARD;
662 } else if (strcmp(token, "nodiscard") == 0) {
663 ctx->options &= ~E2F_OPT_DISCARD;
665 } else if (strcmp(token, "log_filename") == 0) {
669 ctx->log_fn = string_copy(ctx, arg, 0);
672 fprintf(stderr, _("Unknown extended option: %s\n"),
679 if (extended_usage) {
680 fputs(("\nExtended options are separated by commas, "
681 "and may take an argument which\n"
682 "is set off by an equals ('=') sign. "
683 "Valid extended options are:\n"), stderr);
684 fputs(("\tea_ver=<ea_version (1 or 2)>\n"), stderr);
685 fputs(("\tfragcheck\n"), stderr);
686 fputs(("\tjournal_only\n"), stderr);
687 fputs(("\tdiscard\n"), stderr);
688 fputs(("\tnodiscard\n"), stderr);
694 static void syntax_err_report(const char *filename, long err, int line_num)
697 _("Syntax error in e2fsck config file (%s, line #%d)\n\t%s\n"),
698 filename, line_num, error_message(err));
702 static const char *config_fn[] = { ROOT_SYSCONFDIR "/e2fsck.conf", 0 };
704 static errcode_t PRS(int argc, char *argv[], e2fsck_t *ret_ctx)
709 extern void *mallwatch;
716 char *extended_opts = 0;
718 int res; /* result of sscanf */
719 #ifdef CONFIG_JBD_DEBUG
723 retval = e2fsck_allocate_context(&ctx);
729 setvbuf(stdout, NULL, _IONBF, BUFSIZ);
730 setvbuf(stderr, NULL, _IONBF, BUFSIZ);
731 if (isatty(0) && isatty(1)) {
732 ctx->interactive = 1;
734 ctx->start_meta[0] = '\001';
735 ctx->stop_meta[0] = '\002';
737 memset(bar, '=', sizeof(bar)-1);
738 memset(spaces, ' ', sizeof(spaces)-1);
739 add_error_table(&et_ext2_error_table);
740 add_error_table(&et_prof_error_table);
741 blkid_get_cache(&ctx->blkid, NULL);
744 ctx->program_name = *argv;
746 ctx->program_name = "e2fsck";
748 while ((c = getopt (argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDk")) != EOF)
751 ctx->progress = e2fsck_update_progress;
752 res = sscanf(optarg, "%d", &ctx->progress_fd);
756 if (ctx->progress_fd < 0) {
758 ctx->progress_fd = ctx->progress_fd * -1;
760 if (!ctx->progress_fd)
762 /* Validate the file descriptor to avoid disasters */
763 fd = dup(ctx->progress_fd);
766 _("Error validating file descriptor %d: %s\n"),
768 error_message(errno));
770 _("Invalid completion information file descriptor"));
775 ctx->options |= E2F_OPT_COMPRESS_DIRS;
778 extended_opts = optarg;
782 if (ctx->options & (E2F_OPT_YES|E2F_OPT_NO)) {
785 _("Only one of the options -p/-a, -n or -y may be specified."));
787 ctx->options |= E2F_OPT_PREEN;
790 if (ctx->options & (E2F_OPT_YES|E2F_OPT_PREEN))
792 ctx->options |= E2F_OPT_NO;
795 if (ctx->options & (E2F_OPT_PREEN|E2F_OPT_NO))
797 ctx->options |= E2F_OPT_YES;
800 #ifdef RESOURCE_TRACK
801 if (ctx->options & E2F_OPT_TIME)
802 ctx->options |= E2F_OPT_TIME2;
804 ctx->options |= E2F_OPT_TIME;
806 fprintf(stderr, _("The -t option is not "
807 "supported on this version of e2fsck.\n"));
812 ctx->options |= E2F_OPT_WRITECHECK;
813 ctx->options |= E2F_OPT_CHECKBLOCKS;
816 /* What we do by default, anyway! */
819 res = sscanf(optarg, "%llu", &ctx->use_superblock);
822 ctx->flags |= E2F_FLAG_SB_SPECIFIED;
825 ctx->blocksize = atoi(optarg);
828 res = sscanf(optarg, "%d", &ctx->inode_buffer_blocks);
833 ctx->journal_name = blkid_get_devname(ctx->blkid,
835 if (!ctx->journal_name) {
836 com_err(ctx->program_name, 0,
837 _("Unable to resolve '%s'"),
843 res = sscanf(optarg, "%d", &ctx->process_inode_size);
848 replace_bad_blocks++;
850 bad_blocks_file = string_copy(ctx, optarg, 0);
853 ctx->options |= E2F_OPT_DEBUG;
856 ctx->options |= E2F_OPT_FORCE;
865 show_version_only = 1;
869 mallwatch = (void *) strtol(optarg, NULL, 0);
873 ctx->device_name = string_copy(ctx, optarg, 0);
881 if (show_version_only)
883 if (optind != argc - 1)
885 if ((ctx->options & E2F_OPT_NO) &&
886 (ctx->options & E2F_OPT_COMPRESS_DIRS)) {
887 com_err(ctx->program_name, 0,
888 _("The -n and -D options are incompatible."));
891 if ((ctx->options & E2F_OPT_NO) && cflag) {
892 com_err(ctx->program_name, 0,
893 _("The -n and -c options are incompatible."));
896 if ((ctx->options & E2F_OPT_NO) && bad_blocks_file) {
897 com_err(ctx->program_name, 0,
898 _("The -n and -l/-L options are incompatible."));
901 if (ctx->options & E2F_OPT_NO)
902 ctx->options |= E2F_OPT_READONLY;
904 ctx->io_options = strchr(argv[optind], '?');
906 *ctx->io_options++ = 0;
907 ctx->filesystem_name = blkid_get_devname(ctx->blkid, argv[optind], 0);
908 if (!ctx->filesystem_name) {
909 com_err(ctx->program_name, 0, _("Unable to resolve '%s'"),
914 parse_extended_opts(ctx, extended_opts);
916 if ((cp = getenv("E2FSCK_CONFIG")) != NULL)
918 profile_set_syntax_err_cb(syntax_err_report);
919 profile_init(config_fn, &ctx->profile);
921 /* Turn off discard in read-only mode */
922 if ((ctx->options & E2F_OPT_NO) &&
923 (ctx->options & E2F_OPT_DISCARD))
924 ctx->options &= ~E2F_OPT_DISCARD;
927 fd = open(ctx->filesystem_name, O_RDONLY, 0);
929 com_err("open", errno,
930 _("while opening %s for flushing"),
931 ctx->filesystem_name);
934 if ((retval = ext2fs_sync_device(fd, 1))) {
935 com_err("ext2fs_sync_device", retval,
936 _("while trying to flush %s"),
937 ctx->filesystem_name);
942 if (cflag && bad_blocks_file) {
943 fprintf(stderr, _("The -c and the -l/-L options may "
944 "not be both used at the same time.\n"));
949 * Set up signal action
951 memset(&sa, 0, sizeof(struct sigaction));
952 sa.sa_handler = signal_cancel;
953 sigaction(SIGINT, &sa, 0);
954 sigaction(SIGTERM, &sa, 0);
956 sa.sa_flags = SA_RESTART;
958 e2fsck_global_ctx = ctx;
959 sa.sa_handler = signal_progress_on;
960 sigaction(SIGUSR1, &sa, 0);
961 sa.sa_handler = signal_progress_off;
962 sigaction(SIGUSR2, &sa, 0);
965 /* Update our PATH to include /sbin if we need to run badblocks */
967 char *oldpath = getenv("PATH");
969 int len = sizeof(PATH_SET) + 1;
972 len += strlen(oldpath);
974 newpath = malloc(len);
976 fatal_error(ctx, "Couldn't malloc() newpath");
977 strcpy(newpath, PATH_SET);
980 strcat(newpath, ":");
981 strcat(newpath, oldpath);
985 #ifdef CONFIG_JBD_DEBUG
986 jbd_debug = getenv("E2FSCK_JBD_DEBUG");
988 res = sscanf(jbd_debug, "%d", &journal_enable_debug);
991 _("E2FSCK_JBD_DEBUG \"%s\" not an integer\n\n"),
1000 fprintf(stderr, _("\nInvalid non-numeric argument to -%c (\"%s\")\n\n"),
1005 static errcode_t try_open_fs(e2fsck_t ctx, int flags, io_manager io_ptr,
1006 ext2_filsys *ret_fs)
1011 if (ctx->superblock && ctx->blocksize) {
1012 retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
1013 flags, ctx->superblock, ctx->blocksize,
1015 } else if (ctx->superblock) {
1017 for (blocksize = EXT2_MIN_BLOCK_SIZE;
1018 blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) {
1020 ext2fs_free(*ret_fs);
1023 retval = ext2fs_open2(ctx->filesystem_name,
1024 ctx->io_options, flags,
1025 ctx->superblock, blocksize,
1031 retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
1032 flags, 0, 0, io_ptr, ret_fs);
1035 e2fsck_set_bitmap_type(*ret_fs, EXT2FS_BMAP64_RBTREE,
1040 static const char *my_ver_string = E2FSPROGS_VERSION;
1041 static const char *my_ver_date = E2FSPROGS_DATE;
1043 static int e2fsck_check_mmp(ext2_filsys fs, e2fsck_t ctx)
1045 struct mmp_struct *mmp_s;
1046 unsigned int mmp_check_interval;
1047 errcode_t retval = 0;
1048 struct problem_context pctx;
1049 unsigned int wait_time = 0;
1051 clear_problem_context(&pctx);
1052 if (fs->mmp_buf == NULL) {
1053 retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf);
1058 retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf);
1062 mmp_s = fs->mmp_buf;
1064 mmp_check_interval = fs->super->s_mmp_update_interval;
1065 if (mmp_check_interval < EXT4_MMP_MIN_CHECK_INTERVAL)
1066 mmp_check_interval = EXT4_MMP_MIN_CHECK_INTERVAL;
1069 * If check_interval in MMP block is larger, use that instead of
1070 * check_interval from the superblock.
1072 if (mmp_s->mmp_check_interval > mmp_check_interval)
1073 mmp_check_interval = mmp_s->mmp_check_interval;
1075 wait_time = mmp_check_interval * 2 + 1;
1077 if (mmp_s->mmp_seq == EXT4_MMP_SEQ_CLEAN)
1079 else if (mmp_s->mmp_seq == EXT4_MMP_SEQ_FSCK)
1080 retval = EXT2_ET_MMP_FSCK_ON;
1081 else if (mmp_s->mmp_seq > EXT4_MMP_SEQ_MAX)
1082 retval = EXT2_ET_MMP_UNKNOWN_SEQ;
1087 /* Print warning if e2fck will wait for more than 20 secs. */
1088 if (verbose || wait_time > EXT4_MMP_MIN_CHECK_INTERVAL * 4) {
1089 log_out(ctx, _("MMP interval is %u seconds and total wait "
1090 "time is %u seconds. Please wait...\n"),
1091 mmp_check_interval, wait_time * 2);
1098 if (retval == EXT2_ET_MMP_BAD_BLOCK) {
1099 if (fix_problem(ctx, PR_0_MMP_INVALID_BLK, &pctx)) {
1100 fs->super->s_mmp_block = 0;
1101 ext2fs_mark_super_dirty(fs);
1104 } else if (retval == EXT2_ET_MMP_FAILED) {
1105 com_err(ctx->program_name, retval,
1106 _("while checking MMP block"));
1107 dump_mmp_msg(fs->mmp_buf, NULL);
1108 } else if (retval == EXT2_ET_MMP_FSCK_ON ||
1109 retval == EXT2_ET_MMP_UNKNOWN_SEQ) {
1110 com_err(ctx->program_name, retval,
1111 _("while checking MMP block"));
1112 dump_mmp_msg(fs->mmp_buf,
1113 _("If you are sure the filesystem is not "
1114 "in use on any node, run:\n"
1115 "'tune2fs -f -E clear_mmp {device}'\n"));
1116 } else if (retval == EXT2_ET_MMP_MAGIC_INVALID) {
1117 if (fix_problem(ctx, PR_0_MMP_INVALID_MAGIC, &pctx)) {
1118 ext2fs_mmp_clear(fs);
1125 int main (int argc, char *argv[])
1127 errcode_t retval = 0, retval2 = 0, orig_retval = 0;
1128 int exit_value = FSCK_OK;
1131 struct ext2_super_block *sb;
1132 const char *lib_ver_date;
1133 int my_ver, lib_ver;
1135 blk_t orig_superblock;
1136 struct problem_context pctx;
1137 int flags, run_result;
1139 int sysval, sys_page_size = 4096;
1144 clear_problem_context(&pctx);
1153 setlocale(LC_MESSAGES, "");
1154 setlocale(LC_CTYPE, "");
1155 bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
1156 textdomain(NLS_CAT_NAME);
1157 set_com_err_gettext(gettext);
1159 my_ver = ext2fs_parse_version_string(my_ver_string);
1160 lib_ver = ext2fs_get_library_version(0, &lib_ver_date);
1161 if (my_ver > lib_ver) {
1162 fprintf( stderr, _("Error: ext2fs library version "
1164 show_version_only++;
1167 retval = PRS(argc, argv, &ctx);
1169 com_err("e2fsck", retval,
1170 _("while trying to initialize program"));
1173 reserve_stdio_fds();
1175 set_up_logging(ctx);
1178 fputs("E2fsck run: ", ctx->logf);
1179 for (i = 0; i < argc; i++) {
1181 fputc(' ', ctx->logf);
1182 fputs(argv[i], ctx->logf);
1184 fputc('\n', ctx->logf);
1187 init_resource_track(&ctx->global_rtrack, NULL);
1188 if (!(ctx->options & E2F_OPT_PREEN) || show_version_only)
1189 log_err(ctx, "e2fsck %s (%s)\n", my_ver_string,
1192 if (show_version_only) {
1193 log_err(ctx, _("\tUsing %s, %s\n"),
1194 error_message(EXT2_ET_BASE), lib_ver_date);
1200 if (!(ctx->options & E2F_OPT_PREEN) &&
1201 !(ctx->options & E2F_OPT_NO) &&
1202 !(ctx->options & E2F_OPT_YES)) {
1203 if (!ctx->interactive)
1205 _("need terminal for interactive repairs"));
1207 ctx->superblock = ctx->use_superblock;
1209 flags = EXT2_FLAG_SKIP_MMP;
1211 #ifdef CONFIG_TESTIO_DEBUG
1212 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
1213 io_ptr = test_io_manager;
1214 test_io_backing_manager = unix_io_manager;
1217 io_ptr = unix_io_manager;
1218 flags |= EXT2_FLAG_NOFREE_ON_ERROR;
1219 profile_get_boolean(ctx->profile, "options", "old_bitmaps", 0, 0,
1222 flags |= EXT2_FLAG_64BITS;
1223 if ((ctx->options & E2F_OPT_READONLY) == 0)
1224 flags |= EXT2_FLAG_RW;
1225 if ((ctx->mount_flags & EXT2_MF_MOUNTED) == 0)
1226 flags |= EXT2_FLAG_EXCLUSIVE;
1228 retval = try_open_fs(ctx, flags, io_ptr, &fs);
1230 if (!ctx->superblock && !(ctx->options & E2F_OPT_PREEN) &&
1231 !(ctx->flags & E2F_FLAG_SB_SPECIFIED) &&
1232 ((retval == EXT2_ET_BAD_MAGIC) ||
1233 (retval == EXT2_ET_CORRUPT_SUPERBLOCK) ||
1234 ((retval == 0) && (retval2 = ext2fs_check_desc(fs))))) {
1236 pctx.errcode = retval;
1237 fix_problem(ctx, PR_0_OPEN_FAILED, &pctx);
1240 pctx.errcode = retval2;
1241 fix_problem(ctx, PR_0_CHECK_DESC_FAILED, &pctx);
1244 if (retval2 == ENOMEM || retval2 == EXT2_ET_NO_MEMORY) {
1248 if (fs->flags & EXT2_FLAG_NOFREE_ON_ERROR) {
1252 if (!fs || (fs->group_desc_count > 1)) {
1253 log_out(ctx, _("%s: %s trying backup blocks...\n"),
1255 retval ? _("Superblock invalid,") :
1256 _("Group descriptors look bad..."));
1257 orig_superblock = ctx->superblock;
1258 get_backup_sb(ctx, fs, ctx->filesystem_name, io_ptr);
1261 orig_retval = retval;
1262 retval = try_open_fs(ctx, flags, io_ptr, &fs);
1263 if ((orig_retval == 0) && retval != 0) {
1266 log_out(ctx, _("%s: %s while using the "
1269 error_message(retval));
1270 log_out(ctx, _("%s: going back to original "
1273 ctx->superblock = orig_superblock;
1274 retval = try_open_fs(ctx, flags, io_ptr, &fs);
1278 if (((retval == EXT2_ET_UNSUPP_FEATURE) ||
1279 (retval == EXT2_ET_RO_UNSUPP_FEATURE)) &&
1282 features[0] = (sb->s_feature_compat &
1283 ~EXT2_LIB_FEATURE_COMPAT_SUPP);
1284 features[1] = (sb->s_feature_incompat &
1285 ~EXT2_LIB_FEATURE_INCOMPAT_SUPP);
1286 features[2] = (sb->s_feature_ro_compat &
1287 ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP);
1288 if (features[0] || features[1] || features[2])
1289 goto print_unsupp_features;
1294 retval = orig_retval;
1295 com_err(ctx->program_name, retval, _("while trying to open %s"),
1296 ctx->filesystem_name);
1297 if (retval == EXT2_ET_REV_TOO_HIGH) {
1298 log_out(ctx, _("The filesystem revision is apparently "
1299 "too high for this version of e2fsck.\n"
1300 "(Or the filesystem superblock "
1301 "is corrupt)\n\n"));
1302 fix_problem(ctx, PR_0_SB_CORRUPT, &pctx);
1303 } else if (retval == EXT2_ET_SHORT_READ)
1304 log_out(ctx, _("Could this be a zero-length "
1306 else if ((retval == EPERM) || (retval == EACCES))
1307 log_out(ctx, _("You must have %s access to the "
1308 "filesystem or be root\n"),
1309 (ctx->options & E2F_OPT_READONLY) ?
1311 else if (retval == ENXIO)
1312 log_out(ctx, _("Possibly non-existent or "
1314 else if (retval == EBUSY)
1315 log_out(ctx, _("Filesystem mounted or opened "
1316 "exclusively by another program?\n"));
1317 else if (retval == ENOENT)
1318 log_out(ctx, _("Possibly non-existent device?\n"));
1320 else if (retval == EROFS)
1321 log_out(ctx, _("Disk write-protected; use the -n "
1322 "option to do a read-only\n"
1323 "check of the device.\n"));
1326 fix_problem(ctx, PR_0_SB_CORRUPT, &pctx);
1327 fatal_error(ctx, 0);
1330 * We only update the master superblock because (a) paranoia;
1331 * we don't want to corrupt the backup superblocks, and (b) we
1332 * don't need to update the mount count and last checked
1333 * fields in the backup superblock (the kernel doesn't update
1334 * the backup superblocks anyway). With newer versions of the
1335 * library this flag is set by ext2fs_open2(), but we set this
1336 * here just to be sure. (No, we don't support e2fsck running
1337 * with some other libext2fs than the one that it was shipped
1338 * with, but just in case....)
1340 fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
1342 if (!(ctx->flags & E2F_FLAG_GOT_DEVSIZE)) {
1343 __u32 blocksize = EXT2_BLOCK_SIZE(fs->super);
1344 int need_restart = 0;
1346 pctx.errcode = ext2fs_get_device_size2(ctx->filesystem_name,
1350 * The floppy driver refuses to allow anyone else to
1351 * open the device if has been opened with O_EXCL;
1352 * this is unlike other block device drivers in Linux.
1353 * To handle this, we close the filesystem and then
1354 * reopen the filesystem after we get the device size.
1356 if (pctx.errcode == EBUSY) {
1360 ext2fs_get_device_size2(ctx->filesystem_name,
1364 if (pctx.errcode == EXT2_ET_UNIMPLEMENTED)
1365 ctx->num_blocks = 0;
1366 else if (pctx.errcode) {
1367 fix_problem(ctx, PR_0_GETSIZE_ERROR, &pctx);
1368 ctx->flags |= E2F_FLAG_ABORT;
1369 fatal_error(ctx, 0);
1371 ctx->flags |= E2F_FLAG_GOT_DEVSIZE;
1377 fs->priv_data = ctx;
1381 if (sb->s_rev_level > E2FSCK_CURRENT_REV) {
1382 com_err(ctx->program_name, EXT2_ET_REV_TOO_HIGH,
1383 _("while trying to open %s"),
1384 ctx->filesystem_name);
1386 fatal_error(ctx, _("Get a newer version of e2fsck!"));
1390 * Set the device name, which is used whenever we print error
1391 * or informational messages to the user.
1393 if (ctx->device_name == 0 &&
1394 (sb->s_volume_name[0] != 0)) {
1395 ctx->device_name = string_copy(ctx, sb->s_volume_name,
1396 sizeof(sb->s_volume_name));
1398 if (ctx->device_name == 0)
1399 ctx->device_name = string_copy(ctx, ctx->filesystem_name, 0);
1400 for (cp = ctx->device_name; *cp; cp++)
1401 if (isspace(*cp) || *cp == ':')
1404 ehandler_init(fs->io);
1406 if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) &&
1407 (flags & EXT2_FLAG_SKIP_MMP)) {
1408 if (e2fsck_check_mmp(fs, ctx))
1409 fatal_error(ctx, 0);
1412 * Restart in order to reopen fs but this time start mmp.
1416 flags &= ~EXT2_FLAG_SKIP_MMP;
1421 fprintf(ctx->logf, "Filesystem UUID: %s\n",
1422 e2p_uuid2str(sb->s_uuid));
1424 if ((ctx->mount_flags & EXT2_MF_MOUNTED) &&
1425 !(sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER))
1429 * Make sure the ext3 superblock fields are consistent.
1431 retval = e2fsck_check_ext3_journal(ctx);
1433 com_err(ctx->program_name, retval,
1434 _("while checking ext3 journal for %s"),
1436 fatal_error(ctx, 0);
1440 * Check to see if we need to do ext3-style recovery. If so,
1441 * do it, and then restart the fsck.
1443 if (sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER) {
1444 if (ctx->options & E2F_OPT_READONLY) {
1445 log_out(ctx, _("Warning: skipping journal recovery "
1446 "because doing a read-only filesystem "
1448 io_channel_flush(ctx->fs->io);
1450 if (ctx->flags & E2F_FLAG_RESTARTED) {
1452 * Whoops, we attempted to run the
1453 * journal twice. This should never
1454 * happen, unless the hardware or
1455 * device driver is being bogus.
1457 com_err(ctx->program_name, 0,
1458 _("unable to set superblock flags on %s\n"), ctx->device_name);
1459 fatal_error(ctx, 0);
1461 retval = e2fsck_run_ext3_journal(ctx);
1463 com_err(ctx->program_name, retval,
1464 _("while recovering ext3 journal of %s"),
1466 fatal_error(ctx, 0);
1468 ext2fs_close(ctx->fs);
1470 ctx->flags |= E2F_FLAG_RESTARTED;
1477 * Check for compatibility with the feature sets. We need to
1478 * be more stringent than ext2fs_open().
1480 features[0] = sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP;
1481 features[1] = sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP;
1482 features[2] = (sb->s_feature_ro_compat &
1483 ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP);
1484 print_unsupp_features:
1485 if (features[0] || features[1] || features[2]) {
1487 __u32 *mask = features, m;
1489 log_err(ctx, _("%s has unsupported feature(s):"),
1490 ctx->filesystem_name);
1492 for (i=0; i <3; i++,mask++) {
1493 for (j=0,m=1; j < 32; j++, m<<=1) {
1496 e2p_feature2string(i, m));
1502 #ifdef ENABLE_COMPRESSION
1503 if (sb->s_feature_incompat & EXT2_FEATURE_INCOMPAT_COMPRESSION)
1504 log_err(ctx, _("%s: warning: compression support "
1505 "is experimental.\n"),
1508 #ifndef ENABLE_HTREE
1509 if (sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) {
1510 log_err(ctx, _("%s: e2fsck not compiled with HTREE support,\n\t"
1511 "but filesystem %s has HTREE directories.\n"),
1512 ctx->program_name, ctx->device_name);
1518 * If the user specified a specific superblock, presumably the
1519 * master superblock has been trashed. So we mark the
1520 * superblock as dirty, so it can be written out.
1522 if (ctx->superblock &&
1523 !(ctx->options & E2F_OPT_READONLY))
1524 ext2fs_mark_super_dirty(fs);
1527 * Calculate the number of filesystem blocks per pagesize. If
1528 * fs->blocksize > page_size, set the number of blocks per
1529 * pagesize to 1 to avoid division by zero errors.
1532 sysval = sysconf(_SC_PAGESIZE);
1534 sys_page_size = sysval;
1535 #endif /* _SC_PAGESIZE */
1536 ctx->blocks_per_page = sys_page_size / fs->blocksize;
1537 if (ctx->blocks_per_page == 0)
1538 ctx->blocks_per_page = 1;
1540 if (ctx->superblock)
1541 set_latch_flags(PR_LATCH_RELOC, PRL_LATCHED, 0);
1542 ext2fs_mark_valid(fs);
1543 check_super_block(ctx);
1544 if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
1545 fatal_error(ctx, 0);
1547 check_resize_inode(ctx);
1548 if (bad_blocks_file)
1549 read_bad_blocks_file(ctx, bad_blocks_file, replace_bad_blocks);
1551 read_bad_blocks_file(ctx, 0, !keep_bad_blocks); /* Test disk */
1552 if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
1553 fatal_error(ctx, 0);
1556 * Mark the system as valid, 'til proven otherwise
1558 ext2fs_mark_valid(fs);
1560 retval = ext2fs_read_bb_inode(fs, &fs->badblocks);
1562 log_out(ctx, _("%s: %s while reading bad blocks inode\n"),
1563 ctx->program_name, error_message(retval));
1565 log_out(ctx, _("This doesn't bode well, "
1566 "but we'll try to go on...\n"));
1570 * Save the journal size in megabytes.
1571 * Try and use the journal size from the backup else let e2fsck
1572 * find the default journal size.
1574 if (sb->s_jnl_backup_type == EXT3_JNL_BACKUP_BLOCKS)
1575 journal_size = (sb->s_jnl_blocks[15] << (32 - 20)) |
1576 (sb->s_jnl_blocks[16] >> 20);
1580 if (sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_QUOTA) {
1582 /* Quotas were enabled. Do quota accounting during fsck. */
1583 if ((sb->s_usr_quota_inum && sb->s_grp_quota_inum) ||
1584 (!sb->s_usr_quota_inum && !sb->s_grp_quota_inum))
1587 qtype = sb->s_usr_quota_inum ? USRQUOTA : GRPQUOTA;
1589 quota_init_context(&ctx->qctx, ctx->fs, qtype);
1592 run_result = e2fsck_run(ctx);
1593 e2fsck_clear_progbar(ctx);
1595 if (ctx->flags & E2F_FLAG_JOURNAL_INODE) {
1596 if (fix_problem(ctx, PR_6_RECREATE_JOURNAL, &pctx)) {
1597 if (journal_size < 1024)
1598 journal_size = ext2fs_default_journal_size(ext2fs_blocks_count(fs->super));
1599 if (journal_size < 0) {
1600 fs->super->s_feature_compat &=
1601 ~EXT3_FEATURE_COMPAT_HAS_JOURNAL;
1602 fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
1603 log_out(ctx, "%s: Couldn't determine "
1604 "journal size\n", ctx->program_name);
1607 log_out(ctx, _("Creating journal (%d blocks): "),
1610 retval = ext2fs_add_journal_inode(fs,
1613 log_out(ctx, "%s: while trying to create "
1614 "journal\n", error_message(retval));
1617 log_out(ctx, _(" Done.\n"));
1618 log_out(ctx, _("\n*** journal has been re-created - "
1619 "filesystem is now ext3 again ***\n"));
1625 quota_write_inode(ctx->qctx, -1);
1626 quota_release_context(&ctx->qctx);
1629 if (run_result == E2F_FLAG_RESTART) {
1630 log_out(ctx, _("Restarting e2fsck from the beginning...\n"));
1631 retval = e2fsck_reset_context(ctx);
1633 com_err(ctx->program_name, retval,
1634 _("while resetting context"));
1635 fatal_error(ctx, 0);
1640 if (run_result & E2F_FLAG_CANCEL) {
1641 log_out(ctx, _("%s: e2fsck canceled.\n"), ctx->device_name ?
1642 ctx->device_name : ctx->filesystem_name);
1643 exit_value |= FSCK_CANCELED;
1645 if (run_result & E2F_FLAG_ABORT)
1646 fatal_error(ctx, _("aborted"));
1647 if (check_backup_super_block(ctx)) {
1648 fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
1649 ext2fs_mark_super_dirty(fs);
1653 mtrace_print("Cleanup");
1655 if (ext2fs_test_changed(fs)) {
1656 exit_value |= FSCK_NONDESTRUCT;
1657 if (!(ctx->options & E2F_OPT_PREEN))
1658 log_out(ctx, _("\n%s: ***** FILE SYSTEM WAS "
1659 "MODIFIED *****\n"),
1661 if (ctx->mount_flags & EXT2_MF_ISROOT) {
1662 log_out(ctx, _("%s: ***** REBOOT LINUX *****\n"),
1664 exit_value |= FSCK_REBOOT;
1667 if (!ext2fs_test_valid(fs) ||
1668 ((exit_value & FSCK_CANCELED) &&
1669 (sb->s_state & EXT2_ERROR_FS))) {
1670 log_out(ctx, _("\n%s: ********** WARNING: Filesystem still has "
1671 "errors **********\n\n"), ctx->device_name);
1672 exit_value |= FSCK_UNCORRECTED;
1673 exit_value &= ~FSCK_NONDESTRUCT;
1675 if (exit_value & FSCK_CANCELED) {
1676 int allow_cancellation;
1678 profile_get_boolean(ctx->profile, "options",
1679 "allow_cancellation", 0, 0,
1680 &allow_cancellation);
1681 exit_value &= ~FSCK_NONDESTRUCT;
1682 if (allow_cancellation && ext2fs_test_valid(fs) &&
1683 (sb->s_state & EXT2_VALID_FS) &&
1684 !(sb->s_state & EXT2_ERROR_FS))
1688 if (!(ctx->options & E2F_OPT_READONLY)) {
1689 if (ext2fs_test_valid(fs)) {
1690 if (!(sb->s_state & EXT2_VALID_FS))
1691 exit_value |= FSCK_NONDESTRUCT;
1692 sb->s_state = EXT2_VALID_FS;
1694 sb->s_state &= ~EXT2_VALID_FS;
1695 sb->s_mnt_count = 0;
1696 if (!(ctx->flags & E2F_FLAG_TIME_INSANE))
1697 sb->s_lastcheck = ctx->now;
1698 memset(((char *) sb) + EXT4_S_ERR_START, 0,
1700 ext2fs_mark_super_dirty(fs);
1704 if ((run_result & E2F_FLAG_CANCEL) == 0 &&
1705 sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM &&
1706 !(ctx->options & E2F_OPT_READONLY)) {
1707 retval = ext2fs_set_gdt_csum(ctx->fs);
1709 com_err(ctx->program_name, retval,
1710 _("while setting block group checksum info"));
1711 fatal_error(ctx, 0);
1715 e2fsck_write_bitmaps(ctx);
1716 io_channel_flush(ctx->fs->io);
1717 print_resource_track(ctx, NULL, &ctx->global_rtrack, ctx->fs->io);
1721 free(ctx->journal_name);
1723 e2fsck_free_context(ctx);
1724 remove_error_table(&et_ext2_error_table);
1725 remove_error_table(&et_prof_error_table);