2 * mke2fs.c - Make a ext2fs filesystem.
4 * Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
5 * 2003, 2004, 2005 by Theodore Ts'o.
8 * This file may be redistributed under the terms of the GNU Public
13 /* Usage: mke2fs [options] device
15 * The device may be a block device or a image of one, but this isn't
16 * enforced (but it's not much fun on a character device :-).
19 #define _XOPEN_SOURCE 600
28 #include <sys/utsname.h>
29 #define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
46 #ifdef HAVE_SYS_IOCTL_H
47 #include <sys/ioctl.h>
51 #include <blkid/blkid.h>
53 #include "ext2fs/ext2_fs.h"
54 #include "ext2fs/ext2fsP.h"
55 #include "uuid/uuid.h"
57 #include "support/nls-enable.h"
58 #include "support/plausible.h"
59 #include "support/profile.h"
60 #include "support/prof_err.h"
61 #include "../version.h"
62 #include "support/quotaio.h"
64 #include "create_inode.h"
66 #define STRIDE_LENGTH 8
68 #define MAX_32_NUM ((((unsigned long long) 1) << 32) - 1)
74 #define DISCARD_STEP_MB (2048)
76 extern int isatty(int);
77 extern FILE *fpopen(const char *cmd, const char *mode);
79 const char * program_name = "mke2fs";
80 static const char * device_name /* = NULL */;
82 /* Command line options */
86 static int super_only;
87 static int discard = 1; /* attempt to discard device before fs creation */
91 static int num_backups = 2; /* number of backup bg's for sparse_super2 */
92 static uid_t root_uid;
93 static gid_t root_gid;
97 static e2_blkcnt_t orphan_file_blocks;
98 static int lazy_itable_init;
99 static int assume_storage_prezeroed;
100 static int packed_meta_blocks;
102 static char *bad_blocks_filename = NULL;
103 static __u32 fs_stride;
104 /* Initialize usr/grp quotas by default */
105 static unsigned int quotatype_bits = (QUOTA_USR_BIT | QUOTA_GRP_BIT);
107 static blk64_t journal_location = ~0LL;
108 static int proceed_delay = -1;
109 static blk64_t dev_size;
111 static struct ext2_super_block fs_param;
112 static __u32 zero_buf[4];
113 static char *fs_uuid = NULL;
114 static char *creator_os;
115 static char *volume_label;
116 static char *mount_dir;
117 char *journal_device;
118 static int sync_kludge; /* Set using the MKE2FS_SYNC env. option */
120 const char *src_root; /* Copy files from the specified directory or tarball */
121 static char *undo_file;
123 static int android_sparse_file; /* -E android_sparse */
125 static profile_t profile;
127 static int sys_page_size = 4096;
129 static int errors_behavior = 0;
131 static void usage(void)
133 fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] "
134 "[-C cluster-size]\n\t[-i bytes-per-inode] [-I inode-size] "
135 "[-J journal-options]\n"
136 "\t[-G flex-group-size] [-N number-of-inodes] "
137 "[-d root-directory|tarball]\n"
138 "\t[-m reserved-blocks-percentage] [-o creator-os]\n"
139 "\t[-g blocks-per-group] [-L volume-label] "
140 "[-M last-mounted-directory]\n\t[-O feature[,...]] "
141 "[-r fs-revision] [-E extended-option[,...]]\n"
142 "\t[-t fs-type] [-T usage-type ] [-U UUID] [-e errors_behavior]"
144 "\t[-jnqvDFSV] device [blocks-count]\n"),
149 static int int_log2(unsigned long long arg)
161 int int_log10(unsigned long long arg)
171 static int parse_version_number(const char *s)
173 int major, minor, rev;
179 major = strtol(cp, &endptr, 10);
180 if (cp == endptr || *endptr != '.')
183 minor = strtol(cp, &endptr, 10);
184 if (cp == endptr || *endptr != '.')
187 rev = strtol(cp, &endptr, 10);
190 return KERNEL_VERSION(major, minor, rev);
193 static int is_before_linux_ver(unsigned int major, unsigned int minor,
197 static int linux_version_code = -1;
203 if (linux_version_code < 0)
204 linux_version_code = parse_version_number(ut.release);
205 if (linux_version_code == 0)
208 return linux_version_code < (int) KERNEL_VERSION(major, minor, rev);
211 static int is_before_linux_ver(unsigned int major, unsigned int minor,
219 * Helper function for read_bb_file and test_disk
221 static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk)
223 fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk);
228 * Reads the bad blocks list from a file
230 static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list,
231 const char *bad_blocks_file)
236 f = fopen(bad_blocks_file, "r");
238 com_err("read_bad_blocks_file", errno,
239 _("while trying to open %s"), bad_blocks_file);
242 retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
245 com_err("ext2fs_read_bb_FILE", retval, "%s",
246 _("while reading in list of bad blocks from file"));
252 * Runs the badblocks program to test the disk
254 static void test_disk(ext2_filsys fs, badblocks_list *bb_list)
260 sprintf(buf, "badblocks -b %d -X %s%s%s %llu", fs->blocksize,
261 quiet ? "" : "-s ", (cflag > 1) ? "-w " : "",
263 (unsigned long long) ext2fs_blocks_count(fs->super)-1);
265 printf(_("Running command: %s\n"), buf);
268 com_err("popen", errno,
269 _("while trying to run '%s'"), buf);
272 retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
275 com_err("ext2fs_read_bb_FILE", retval, "%s",
276 _("while processing list of bad blocks from program"));
281 static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
285 unsigned must_be_good;
287 badblocks_iterate bb_iter;
297 * The primary superblock and group descriptors *must* be
298 * good; if not, abort.
300 must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks;
301 for (i = fs->super->s_first_data_block; i <= must_be_good; i++) {
302 if (ext2fs_badblocks_list_test(bb_list, i)) {
303 fprintf(stderr, _("Block %d in primary "
304 "superblock/group descriptor area bad.\n"), i);
305 fprintf(stderr, _("Blocks %u through %u must be good "
306 "in order to build a filesystem.\n"),
307 fs->super->s_first_data_block, must_be_good);
308 fputs(_("Aborting....\n"), stderr);
314 * See if any of the bad blocks are showing up in the backup
315 * superblocks and/or group descriptors. If so, issue a
316 * warning and adjust the block counts appropriately.
318 group_block = fs->super->s_first_data_block +
319 fs->super->s_blocks_per_group;
321 for (i = 1; i < fs->group_desc_count; i++) {
323 for (j=0; j < fs->desc_blocks+1; j++) {
324 if (ext2fs_badblocks_list_test(bb_list,
328 _("Warning: the backup superblock/group descriptors at block %u contain\n"
332 group = ext2fs_group_of_blk2(fs, group_block+j);
333 ext2fs_bg_free_blocks_count_set(fs, group, ext2fs_bg_free_blocks_count(fs, group) + 1);
334 ext2fs_group_desc_csum_set(fs, group);
335 ext2fs_free_blocks_count_add(fs->super, 1);
338 group_block += fs->super->s_blocks_per_group;
342 * Mark all the bad blocks as used...
344 retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter);
346 com_err("ext2fs_badblocks_list_iterate_begin", retval, "%s",
347 _("while marking bad blocks as used"));
350 while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
351 ext2fs_mark_block_bitmap2(fs->block_map, blk);
352 ext2fs_badblocks_list_iterate_end(bb_iter);
355 static void write_reserved_inodes(ext2_filsys fs)
359 struct ext2_inode *inode;
361 retval = ext2fs_get_memzero(EXT2_INODE_SIZE(fs->super), &inode);
363 com_err("inode_init", retval, _("while allocating memory"));
367 for (ino = 1; ino < EXT2_FIRST_INO(fs->super); ino++) {
368 retval = ext2fs_write_inode_full(fs, ino, inode,
369 EXT2_INODE_SIZE(fs->super));
371 com_err("ext2fs_write_inode_full", retval,
372 _("while writing reserved inodes"));
377 ext2fs_free_mem(&inode);
380 static errcode_t packed_allocate_tables(ext2_filsys fs)
386 for (i = 0; i < fs->group_desc_count; i++) {
387 retval = ext2fs_new_block2(fs, goal, NULL, &goal);
390 ext2fs_block_alloc_stats2(fs, goal, +1);
391 ext2fs_block_bitmap_loc_set(fs, i, goal);
393 for (i = 0; i < fs->group_desc_count; i++) {
394 retval = ext2fs_new_block2(fs, goal, NULL, &goal);
397 ext2fs_block_alloc_stats2(fs, goal, +1);
398 ext2fs_inode_bitmap_loc_set(fs, i, goal);
400 for (i = 0; i < fs->group_desc_count; i++) {
401 blk64_t end = ext2fs_blocks_count(fs->super) - 1;
402 retval = ext2fs_get_free_blocks2(fs, goal, end,
403 fs->inode_blocks_per_group,
404 fs->block_map, &goal);
407 ext2fs_block_alloc_stats_range(fs, goal,
408 fs->inode_blocks_per_group, +1);
409 ext2fs_inode_table_loc_set(fs, i, goal);
410 ext2fs_group_desc_csum_set(fs, i);
415 static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed)
421 struct ext2fs_numeric_progress_struct progress;
423 ext2fs_numeric_progress_init(fs, &progress,
424 _("Writing inode tables: "),
425 fs->group_desc_count);
427 for (i = 0; i < fs->group_desc_count; i++) {
428 blk64_t blk = ext2fs_inode_table_loc(fs, i);
429 int num = fs->inode_blocks_per_group;
431 ext2fs_numeric_progress_update(fs, &progress, i);
434 num = ext2fs_div_ceil((fs->super->s_inodes_per_group -
435 ext2fs_bg_itable_unused(fs, i)) *
436 EXT2_INODE_SIZE(fs->super),
437 EXT2_BLOCK_SIZE(fs->super));
438 if (!lazy_flag || itable_zeroed) {
439 /* The kernel doesn't need to zero the itable blocks */
440 ext2fs_bg_flags_set(fs, i, EXT2_BG_INODE_ZEROED);
441 ext2fs_group_desc_csum_set(fs, i);
443 if (!itable_zeroed) {
449 /* 'len' must not overflow 2^31 blocks for ext2fs_zero_blocks2() */
450 if (start + len == blk && len + num >= len) {
454 retval = ext2fs_zero_blocks2(fs, start, len, &start, &len);
456 fprintf(stderr, _("\nCould not write %d "
457 "blocks in inode table starting at %llu: %s\n"),
458 len, (unsigned long long) start,
459 error_message(retval));
466 if (sync_kludge == 1)
467 io_channel_flush(fs->io);
468 else if ((i % sync_kludge) == 0)
469 io_channel_flush(fs->io);
473 retval = ext2fs_zero_blocks2(fs, start, len, &start, &len);
475 fprintf(stderr, _("\nCould not write %d "
476 "blocks in inode table starting at %llu: %s\n"),
477 len, (unsigned long long) start,
478 error_message(retval));
482 io_channel_flush(fs->io);
484 ext2fs_numeric_progress_close(fs, &progress,
487 /* Reserved inodes must always have correct checksums */
488 if (ext2fs_has_feature_metadata_csum(fs->super))
489 write_reserved_inodes(fs);
492 static void create_root_dir(ext2_filsys fs)
495 struct ext2_inode inode;
497 retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0);
499 com_err("ext2fs_mkdir", retval, "%s",
500 _("while creating root dir"));
503 if (root_uid != 0 || root_gid != 0) {
504 retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode);
506 com_err("ext2fs_read_inode", retval, "%s",
507 _("while reading root inode"));
511 inode.i_uid = root_uid;
512 ext2fs_set_i_uid_high(inode, root_uid >> 16);
513 inode.i_gid = root_gid;
514 ext2fs_set_i_gid_high(inode, root_gid >> 16);
516 retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode);
518 com_err("ext2fs_write_inode", retval, "%s",
519 _("while setting root inode ownership"));
525 static void create_lost_and_found(ext2_filsys fs)
527 unsigned int lpf_size = 0;
530 const char *name = "lost+found";
534 retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name);
536 com_err("ext2fs_mkdir", retval, "%s",
537 _("while creating /lost+found"));
541 retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino);
543 com_err("ext2_lookup", retval, "%s",
544 _("while looking up /lost+found"));
548 for (i=1; i < EXT2_NDIR_BLOCKS; i++) {
549 /* Ensure that lost+found is at least 2 blocks, so we always
550 * test large empty blocks for big-block filesystems. */
551 if ((lpf_size += fs->blocksize) >= 16*1024 &&
552 lpf_size >= 2 * fs->blocksize)
554 retval = ext2fs_expand_dir(fs, ino);
556 com_err("ext2fs_expand_dir", retval, "%s",
557 _("while expanding /lost+found"));
563 static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list)
567 ext2fs_mark_inode_bitmap2(fs->inode_map, EXT2_BAD_INO);
568 ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0);
569 retval = ext2fs_update_bb_inode(fs, bb_list);
571 com_err("ext2fs_update_bb_inode", retval, "%s",
572 _("while setting bad block inode"));
578 static void reserve_inodes(ext2_filsys fs)
582 for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++)
583 ext2fs_inode_alloc_stats2(fs, i, +1, 0);
584 ext2fs_mark_ib_dirty(fs);
587 #define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */
588 #define BSD_MAGICDISK (0x57455682UL) /* The disk magic number reversed */
589 #define BSD_LABEL_OFFSET 64
591 static void zap_sector(ext2_filsys fs, int sect, int nsect)
597 buf = calloc(512, nsect);
599 printf(_("Out of memory erasing sectors %d-%d\n"),
600 sect, sect + nsect - 1);
605 /* Check for a BSD disklabel, and don't erase it if so */
606 retval = io_channel_read_blk64(fs->io, 0, -512, buf);
609 _("Warning: could not read block 0: %s\n"),
610 error_message(retval));
612 magic = (unsigned int *) (buf + BSD_LABEL_OFFSET);
613 if ((*magic == BSD_DISKMAGIC) ||
614 (*magic == BSD_MAGICDISK)) {
621 memset(buf, 0, 512*nsect);
622 io_channel_set_blksize(fs->io, 512);
623 retval = io_channel_write_blk64(fs->io, sect, -512*nsect, buf);
624 io_channel_set_blksize(fs->io, fs->blocksize);
627 fprintf(stderr, _("Warning: could not erase sector %d: %s\n"),
628 sect, error_message(retval));
631 static void create_journal_dev(ext2_filsys fs)
633 struct ext2fs_numeric_progress_struct progress;
636 blk64_t blk, err_blk;
637 int c, count, err_count;
638 struct ext2fs_journal_params jparams;
640 retval = ext2fs_get_journal_params(&jparams, fs);
642 com_err("create_journal_dev", retval, "%s",
643 _("while splitting the journal size"));
647 retval = ext2fs_create_journal_superblock2(fs, &jparams, 0, &buf);
649 com_err("create_journal_dev", retval, "%s",
650 _("while initializing journal superblock"));
654 if (journal_flags & EXT2_MKJOURNAL_LAZYINIT)
655 goto write_superblock;
657 ext2fs_numeric_progress_init(fs, &progress,
658 _("Zeroing journal device: "),
659 ext2fs_blocks_count(fs->super));
661 count = ext2fs_blocks_count(fs->super);
667 retval = ext2fs_zero_blocks2(fs, blk, c, &err_blk, &err_count);
669 com_err("create_journal_dev", retval,
670 _("while zeroing journal device "
671 "(block %llu, count %d)"),
672 (unsigned long long) err_blk, err_count);
677 ext2fs_numeric_progress_update(fs, &progress, blk);
680 ext2fs_numeric_progress_close(fs, &progress, NULL);
682 retval = io_channel_write_blk64(fs->io,
683 fs->super->s_first_data_block+1,
685 (void) ext2fs_free_mem(&buf);
687 com_err("create_journal_dev", retval, "%s",
688 _("while writing journal superblock"));
693 static void show_stats(ext2_filsys fs)
695 struct ext2_super_block *s = fs->super;
702 printf(_("Creating filesystem with %llu %dk blocks and "
704 (unsigned long long) ext2fs_blocks_count(s),
705 fs->blocksize >> 10, s->s_inodes_count);
709 if (ext2fs_blocks_count(&fs_param) != ext2fs_blocks_count(s))
710 fprintf(stderr, _("warning: %llu blocks unused.\n\n"),
711 (unsigned long long) (ext2fs_blocks_count(&fs_param) -
712 ext2fs_blocks_count(s)));
714 printf(_("Filesystem label=%.*s\n"), EXT2_LEN_STR(s->s_volume_name));
716 os = e2p_os2string(fs->super->s_creator_os);
718 printf(_("OS type: %s\n"), os);
720 printf(_("Block size=%u (log=%u)\n"), fs->blocksize,
721 s->s_log_block_size);
722 if (ext2fs_has_feature_bigalloc(fs->super))
723 printf(_("Cluster size=%u (log=%u)\n"),
724 fs->blocksize << fs->cluster_ratio_bits,
725 s->s_log_cluster_size);
727 printf(_("Fragment size=%u (log=%u)\n"), EXT2_CLUSTER_SIZE(s),
728 s->s_log_cluster_size);
729 printf(_("Stride=%u blocks, Stripe width=%u blocks\n"),
730 s->s_raid_stride, s->s_raid_stripe_width);
731 printf(_("%u inodes, %llu blocks\n"), s->s_inodes_count,
732 (unsigned long long) ext2fs_blocks_count(s));
733 printf(_("%llu blocks (%2.2f%%) reserved for the super user\n"),
734 (unsigned long long) ext2fs_r_blocks_count(s),
735 100.0 * ext2fs_r_blocks_count(s) / ext2fs_blocks_count(s));
736 printf(_("First data block=%u\n"), s->s_first_data_block);
737 if (root_uid != 0 || root_gid != 0)
738 printf(_("Root directory owner=%u:%u\n"), root_uid, root_gid);
739 if (s->s_reserved_gdt_blocks)
740 printf(_("Maximum filesystem blocks=%lu\n"),
741 (s->s_reserved_gdt_blocks + fs->desc_blocks) *
742 EXT2_DESC_PER_BLOCK(s) * s->s_blocks_per_group);
743 if (fs->group_desc_count > 1)
744 printf(_("%u block groups\n"), fs->group_desc_count);
746 printf(_("%u block group\n"), fs->group_desc_count);
747 if (ext2fs_has_feature_bigalloc(fs->super))
748 printf(_("%u blocks per group, %u clusters per group\n"),
749 s->s_blocks_per_group, s->s_clusters_per_group);
751 printf(_("%u blocks per group, %u fragments per group\n"),
752 s->s_blocks_per_group, s->s_clusters_per_group);
753 printf(_("%u inodes per group\n"), s->s_inodes_per_group);
756 if (fs->group_desc_count == 1) {
761 if (!e2p_is_null_uuid(s->s_uuid))
762 printf(_("Filesystem UUID: %s\n"), e2p_uuid2str(s->s_uuid));
763 printf("%s", _("Superblock backups stored on blocks: "));
764 group_block = s->s_first_data_block;
766 for (i = 1; i < fs->group_desc_count; i++) {
767 group_block += s->s_blocks_per_group;
768 if (!ext2fs_bg_has_super(fs, i))
772 need = int_log10(group_block) + 2;
773 if (need > col_left) {
778 printf("%llu", (unsigned long long) group_block);
784 * Returns true if making a file system for the Hurd, else 0
786 static int for_hurd(const char *os)
796 return (atoi(os) == EXT2_OS_HURD);
797 return (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0);
801 * Set the S_CREATOR_OS field. Return true if OS is known,
804 static int set_os(struct ext2_super_block *sb, char *os)
807 sb->s_creator_os = atoi (os);
808 else if (strcasecmp(os, "linux") == 0)
809 sb->s_creator_os = EXT2_OS_LINUX;
810 else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0)
811 sb->s_creator_os = EXT2_OS_HURD;
812 else if (strcasecmp(os, "freebsd") == 0)
813 sb->s_creator_os = EXT2_OS_FREEBSD;
814 else if (strcasecmp(os, "lites") == 0)
815 sb->s_creator_os = EXT2_OS_LITES;
821 #define PATH_SET "PATH=/sbin"
823 static void parse_extended_opts(struct ext2_super_block *param,
826 char *buf, *token, *next, *p, *arg, *badopt = 0;
831 char *encoding_flags = NULL;
836 fprintf(stderr, "%s",
837 _("Couldn't allocate memory to parse options!\n"));
841 for (token = buf; token && *token; token = next) {
842 p = strchr(token, ',');
848 arg = strchr(token, '=');
853 if (strcmp(token, "desc-size") == 0 ||
854 strcmp(token, "desc_size") == 0) {
857 if (!ext2fs_has_feature_64bit(&fs_param)) {
859 _("%s requires '-O 64bit'\n"), token);
863 if (param->s_reserved_gdt_blocks != 0) {
865 _("'%s' must be before 'resize=%u'\n"),
866 token, param->s_reserved_gdt_blocks);
875 desc_size = strtoul(arg, &p, 0);
876 if (*p || (desc_size & (desc_size - 1))) {
878 _("Invalid desc_size: '%s'\n"), arg);
882 param->s_desc_size = desc_size;
883 } else if (strcmp(token, "hash_seed") == 0) {
890 (unsigned char *)param->s_hash_seed) != 0) {
892 _("Invalid hash seed: %s\n"), arg);
896 } else if (strcmp(token, "offset") == 0) {
902 offset = strtoull(arg, &p, 0);
904 fprintf(stderr, _("Invalid offset: %s\n"),
909 } else if (strcmp(token, "mmp_update_interval") == 0) {
915 param->s_mmp_update_interval = strtoul(arg, &p, 0);
918 _("Invalid mmp_update_interval: %s\n"),
923 } else if (strcmp(token, "no_copy_xattrs") == 0) {
926 } else if (strcmp(token, "num_backup_sb") == 0) {
932 num_backups = strtoul(arg, &p, 0);
933 if (*p || num_backups > 2) {
935 _("Invalid # of backup "
936 "superblocks: %s\n"),
941 } else if (strcmp(token, "packed_meta_blocks") == 0) {
943 packed_meta_blocks = strtoul(arg, &p, 0);
945 packed_meta_blocks = 1;
946 if (packed_meta_blocks)
947 journal_location = 0;
948 } else if (strcmp(token, "stride") == 0) {
954 param->s_raid_stride = strtoul(arg, &p, 0);
957 _("Invalid stride parameter: %s\n"),
962 } else if (strcmp(token, "stripe-width") == 0 ||
963 strcmp(token, "stripe_width") == 0) {
969 param->s_raid_stripe_width = strtoul(arg, &p, 0);
972 _("Invalid stripe-width parameter: %s\n"),
977 } else if (!strcmp(token, "resize")) {
979 unsigned long bpg, rsv_groups;
980 unsigned long group_desc_count, desc_blocks;
981 unsigned int gdpb, blocksize;
990 resize = parse_num_blocks2(arg,
991 param->s_log_block_size);
995 _("Invalid resize parameter: %s\n"),
1000 if (resize <= ext2fs_blocks_count(param)) {
1001 fprintf(stderr, "%s",
1002 _("The resize maximum must be greater "
1003 "than the filesystem size.\n"));
1008 blocksize = EXT2_BLOCK_SIZE(param);
1009 bpg = param->s_blocks_per_group;
1011 bpg = blocksize * 8;
1012 gdpb = EXT2_DESC_PER_BLOCK(param);
1013 group_desc_count = (__u32) ext2fs_div64_ceil(
1014 ext2fs_blocks_count(param), bpg);
1015 desc_blocks = (group_desc_count +
1017 rsv_groups = ext2fs_div64_ceil(resize, bpg);
1018 rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) -
1020 if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param))
1021 rsv_gdb = EXT2_ADDR_PER_BLOCK(param);
1024 if (param->s_rev_level == EXT2_GOOD_OLD_REV) {
1025 fprintf(stderr, "%s",
1026 _("On-line resizing not supported with revision 0 filesystems\n"));
1030 ext2fs_set_feature_resize_inode(param);
1032 param->s_reserved_gdt_blocks = rsv_gdb;
1034 } else if (!strcmp(token, "test_fs")) {
1035 param->s_flags |= EXT2_FLAGS_TEST_FILESYS;
1036 } else if (!strcmp(token, "lazy_itable_init")) {
1038 lazy_itable_init = strtoul(arg, &p, 0);
1040 lazy_itable_init = 1;
1041 } else if (!strcmp(token, "assume_storage_prezeroed")) {
1043 assume_storage_prezeroed = strtoul(arg, &p, 0);
1045 assume_storage_prezeroed = 1;
1046 } else if (!strcmp(token, "lazy_journal_init")) {
1048 journal_flags |= strtoul(arg, &p, 0) ?
1049 EXT2_MKJOURNAL_LAZYINIT : 0;
1051 journal_flags |= EXT2_MKJOURNAL_LAZYINIT;
1052 } else if (!strcmp(token, "root_owner")) {
1054 root_uid = strtoul(arg, &p, 0);
1057 _("Invalid root_owner: '%s'\n"),
1063 root_gid = strtoul(p, &p, 0);
1066 _("Invalid root_owner: '%s'\n"),
1072 root_uid = getuid();
1073 root_gid = getgid();
1075 } else if (!strcmp(token, "discard")) {
1077 } else if (!strcmp(token, "nodiscard")) {
1079 } else if (!strcmp(token, "quotatype")) {
1080 char *errtok = NULL;
1088 ret = parse_quota_types(arg, "atype_bits, &errtok);
1092 "Failed to parse quota type at %s", errtok);
1095 com_err(program_name, ret,
1096 "while parsing quota type");
1101 } else if (!strcmp(token, "android_sparse")) {
1102 android_sparse_file = 1;
1103 } else if (!strcmp(token, "encoding")) {
1109 encoding = e2p_str2encoding(arg);
1111 fprintf(stderr, _("Invalid encoding: %s"), arg);
1115 param->s_encoding = encoding;
1116 ext2fs_set_feature_casefold(param);
1117 } else if (!strcmp(token, "encoding_flags")) {
1122 encoding_flags = arg;
1123 } else if (!strcmp(token, "orphan_file_size")) {
1129 orphan_file_blocks = parse_num_blocks2(arg,
1130 fs_param.s_log_block_size);
1131 if (orphan_file_blocks == 0) {
1133 _("Invalid size of orphan file %s\n"),
1144 fprintf(stderr, _("\nBad option(s) specified: %s\n\n"
1145 "Extended options are separated by commas, "
1146 "and may take an argument which\n"
1147 "\tis set off by an equals ('=') sign.\n\n"
1148 "Valid extended options are:\n"
1149 "\tmmp_update_interval=<interval>\n"
1150 "\tnum_backup_sb=<0|1|2>\n"
1151 "\tstride=<RAID per-disk data chunk in blocks>\n"
1152 "\tstripe-width=<RAID stride * data disks in blocks>\n"
1153 "\toffset=<offset to create the file system>\n"
1154 "\tresize=<resize maximum size in blocks>\n"
1155 "\tpacked_meta_blocks=<0 to disable, 1 to enable>\n"
1156 "\tlazy_itable_init=<0 to disable, 1 to enable>\n"
1157 "\tlazy_journal_init=<0 to disable, 1 to enable>\n"
1158 "\troot_owner=<uid of root dir>:<gid of root dir>\n"
1162 "\tencoding=<encoding>\n"
1163 "\tencoding_flags=<flags>\n"
1164 "\tquotatype=<quota type(s) to be enabled>\n"
1165 "\tassume_storage_prezeroed=<0 to disable, 1 to enable>\n\n"),
1166 badopt ? badopt : "");
1170 if (param->s_raid_stride &&
1171 (param->s_raid_stripe_width % param->s_raid_stride) != 0)
1172 fprintf(stderr, _("\nWarning: RAID stripe-width %u not an even "
1173 "multiple of stride %u.\n\n"),
1174 param->s_raid_stripe_width, param->s_raid_stride);
1176 if (ext2fs_has_feature_casefold(param)) {
1177 param->s_encoding_flags =
1178 e2p_get_encoding_flags(param->s_encoding);
1180 if (encoding_flags &&
1181 e2p_str2encoding_flags(param->s_encoding, encoding_flags,
1182 ¶m->s_encoding_flags)) {
1183 fprintf(stderr, _("error: Invalid encoding flag: %s\n"),
1188 } else if (encoding_flags) {
1189 fprintf(stderr, _("error: An encoding must be explicitly "
1190 "specified when passing encoding-flags\n"));
1198 static __u32 ok_features[3] = {
1200 EXT3_FEATURE_COMPAT_HAS_JOURNAL |
1201 EXT2_FEATURE_COMPAT_RESIZE_INODE |
1202 EXT2_FEATURE_COMPAT_DIR_INDEX |
1203 EXT2_FEATURE_COMPAT_EXT_ATTR |
1204 EXT4_FEATURE_COMPAT_SPARSE_SUPER2 |
1205 EXT4_FEATURE_COMPAT_FAST_COMMIT |
1206 EXT4_FEATURE_COMPAT_STABLE_INODES |
1207 EXT4_FEATURE_COMPAT_ORPHAN_FILE,
1209 EXT2_FEATURE_INCOMPAT_FILETYPE|
1210 EXT3_FEATURE_INCOMPAT_EXTENTS|
1211 EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|
1212 EXT2_FEATURE_INCOMPAT_META_BG|
1213 EXT4_FEATURE_INCOMPAT_FLEX_BG|
1214 EXT4_FEATURE_INCOMPAT_EA_INODE|
1215 EXT4_FEATURE_INCOMPAT_MMP |
1216 EXT4_FEATURE_INCOMPAT_64BIT|
1217 EXT4_FEATURE_INCOMPAT_INLINE_DATA|
1218 EXT4_FEATURE_INCOMPAT_ENCRYPT |
1219 EXT4_FEATURE_INCOMPAT_CASEFOLD |
1220 EXT4_FEATURE_INCOMPAT_CSUM_SEED |
1221 EXT4_FEATURE_INCOMPAT_LARGEDIR,
1223 EXT2_FEATURE_RO_COMPAT_LARGE_FILE|
1224 EXT4_FEATURE_RO_COMPAT_HUGE_FILE|
1225 EXT4_FEATURE_RO_COMPAT_DIR_NLINK|
1226 EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE|
1227 EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER|
1228 EXT4_FEATURE_RO_COMPAT_GDT_CSUM|
1229 EXT4_FEATURE_RO_COMPAT_BIGALLOC|
1230 EXT4_FEATURE_RO_COMPAT_QUOTA|
1231 EXT4_FEATURE_RO_COMPAT_METADATA_CSUM|
1232 EXT4_FEATURE_RO_COMPAT_PROJECT|
1233 EXT4_FEATURE_RO_COMPAT_VERITY
1237 static void syntax_err_report(const char *filename, long err, int line_num)
1240 _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"),
1241 filename, line_num, error_message(err));
1245 static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 };
1247 static void edit_feature(const char *str, __u32 *compat_array)
1252 if (e2p_edit_feature(str, compat_array, ok_features)) {
1253 fprintf(stderr, _("Invalid filesystem option set: %s\n"),
1259 static void edit_mntopts(const char *str, __u32 *mntopts)
1264 if (e2p_edit_mntopts(str, mntopts, ~0)) {
1265 fprintf(stderr, _("Invalid mount option set: %s\n"),
1277 static errcode_t init_list(struct str_list *sl)
1281 sl->list = malloc((sl->max+1) * sizeof(char *));
1288 static errcode_t push_string(struct str_list *sl, const char *str)
1292 if (sl->num >= sl->max) {
1294 new_list = realloc(sl->list, (sl->max+1) * sizeof(char *));
1297 sl->list = new_list;
1299 sl->list[sl->num] = malloc(strlen(str)+1);
1300 if (sl->list[sl->num] == 0)
1302 strcpy(sl->list[sl->num], str);
1304 sl->list[sl->num] = 0;
1308 static void print_str_list(char **list)
1312 for (cpp = list; *cpp; cpp++) {
1313 printf("'%s'", *cpp);
1315 fputs(", ", stdout);
1317 fputc('\n', stdout);
1321 * Return TRUE if the profile has the given subsection
1323 static int profile_has_subsection(profile_t prof, const char *section,
1324 const char *subsection)
1327 const char *names[4];
1332 names[1] = subsection;
1335 if (profile_iterator_create(prof, names,
1336 PROFILE_ITER_LIST_SECTION |
1337 PROFILE_ITER_RELATIONS_ONLY, &state))
1340 if ((profile_iterator(&state, &name, 0) == 0) && name) {
1345 profile_iterator_free(&state);
1349 static char **parse_fs_type(const char *fs_type,
1350 const char *usage_types,
1351 struct ext2_super_block *sb,
1352 blk64_t fs_blocks_count,
1355 const char *ext_type = 0;
1357 char *profile_type = 0;
1359 const char *size_type;
1360 struct str_list list;
1361 unsigned long long meg;
1362 int is_hurd = for_hurd(creator_os);
1364 if (init_list(&list))
1371 else if (!strcmp(program_name, "mke3fs"))
1373 else if (!strcmp(program_name, "mke4fs"))
1375 else if (progname) {
1376 ext_type = strrchr(progname, '/');
1380 ext_type = progname;
1382 if (!strncmp(ext_type, "mkfs.", 5)) {
1384 if (ext_type[0] == 0)
1391 profile_get_string(profile, "defaults", "fs_type", 0,
1392 "ext2", &profile_type);
1393 ext_type = profile_type;
1394 if (!strcmp(ext_type, "ext2") && (journal_size != 0))
1399 if (!profile_has_subsection(profile, "fs_types", ext_type) &&
1400 strcmp(ext_type, "ext2")) {
1401 printf(_("\nYour mke2fs.conf file does not define the "
1402 "%s filesystem type.\n"), ext_type);
1403 if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") ||
1404 !strcmp(ext_type, "ext4dev")) {
1405 printf("%s", _("You probably need to install an "
1406 "updated mke2fs.conf file.\n\n"));
1409 printf("%s", _("Aborting...\n"));
1414 meg = (1024 * 1024) / EXT2_BLOCK_SIZE(sb);
1415 if (fs_blocks_count < 3 * meg)
1416 size_type = "floppy";
1417 else if (fs_blocks_count < 512 * meg)
1418 size_type = "small";
1419 else if (fs_blocks_count < 4 * 1024 * 1024 * meg)
1420 size_type = "default";
1421 else if (fs_blocks_count < 16 * 1024 * 1024 * meg)
1427 usage_types = size_type;
1429 parse_str = malloc(strlen(usage_types)+1);
1435 strcpy(parse_str, usage_types);
1438 push_string(&list, ext_type);
1441 t = strchr(cp, ',');
1446 if (profile_has_subsection(profile, "fs_types", cp))
1447 push_string(&list, cp);
1448 else if (strcmp(cp, "default") != 0)
1450 _("\nWarning: the fs_type %s is not "
1451 "defined in mke2fs.conf\n\n"),
1462 push_string(&list, "hurd");
1466 char *get_string_from_profile(char **types, const char *opt,
1467 const char *def_val)
1472 for (i=0; types[i]; i++);
1473 for (i-=1; i >=0 ; i--) {
1474 profile_get_string(profile, "fs_types", types[i],
1479 profile_get_string(profile, "defaults", opt, 0, def_val, &ret);
1483 int get_int_from_profile(char **types, const char *opt, int def_val)
1488 profile_get_integer(profile, "defaults", opt, 0, def_val, &ret);
1489 for (cpp = types; *cpp; cpp++)
1490 profile_get_integer(profile, "fs_types", *cpp, opt, ret, &ret);
1494 static unsigned int get_uint_from_profile(char **types, const char *opt,
1495 unsigned int def_val)
1500 profile_get_uint(profile, "defaults", opt, 0, def_val, &ret);
1501 for (cpp = types; *cpp; cpp++)
1502 profile_get_uint(profile, "fs_types", *cpp, opt, ret, &ret);
1506 static double get_double_from_profile(char **types, const char *opt,
1512 profile_get_double(profile, "defaults", opt, 0, def_val, &ret);
1513 for (cpp = types; *cpp; cpp++)
1514 profile_get_double(profile, "fs_types", *cpp, opt, ret, &ret);
1518 int get_bool_from_profile(char **types, const char *opt, int def_val)
1523 profile_get_boolean(profile, "defaults", opt, 0, def_val, &ret);
1524 for (cpp = types; *cpp; cpp++)
1525 profile_get_boolean(profile, "fs_types", *cpp, opt, ret, &ret);
1529 extern const char *mke2fs_default_profile;
1530 static const char *default_files[] = { "<default>", 0 };
1532 struct device_param {
1533 unsigned long min_io; /* preferred minimum IO size */
1534 unsigned long opt_io; /* optimal IO size */
1535 unsigned long alignment_offset; /* alignment offset wrt physical block size */
1536 unsigned int dax:1; /* supports dax? */
1539 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1541 * Sets the geometry of a device (stripe/stride), and returns the
1542 * device's alignment offset, if any, or a negative error.
1544 static int get_device_geometry(const char *file,
1545 unsigned int blocksize,
1546 unsigned int psector_size,
1547 struct device_param *dev_param)
1552 struct stat statbuf;
1554 memset(dev_param, 0, sizeof(*dev_param));
1556 /* Nothing to do for a regular file */
1557 if (!stat(file, &statbuf) && S_ISREG(statbuf.st_mode))
1560 pr = blkid_new_probe_from_filename(file);
1564 tp = blkid_probe_get_topology(pr);
1568 dev_param->min_io = blkid_topology_get_minimum_io_size(tp);
1569 dev_param->opt_io = blkid_topology_get_optimal_io_size(tp);
1570 if ((dev_param->min_io == 0) && (psector_size > blocksize))
1571 dev_param->min_io = psector_size;
1572 if ((dev_param->opt_io == 0) && dev_param->min_io > 0)
1573 dev_param->opt_io = dev_param->min_io;
1574 if ((dev_param->opt_io == 0) && (psector_size > blocksize))
1575 dev_param->opt_io = psector_size;
1577 dev_param->alignment_offset = blkid_topology_get_alignment_offset(tp);
1578 #ifdef HAVE_BLKID_TOPOLOGY_GET_DAX
1579 dev_param->dax = blkid_topology_get_dax(tp);
1583 blkid_free_probe(pr);
1588 static void PRS(int argc, char *argv[])
1591 int cluster_size = 0;
1593 int explicit_fssize = 0;
1595 int inode_ratio = 0;
1597 unsigned long flex_bg_size = 0;
1598 double reserved_ratio = -1.0;
1599 int lsector_size = 0, psector_size = 0;
1600 int show_version_only = 0, is_device = 0;
1601 unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */
1602 int default_orphan_file = 0;
1603 int default_csum_seed = 0;
1605 char * oldpath = getenv("PATH");
1606 char * extended_opts = 0;
1608 char * usage_types = 0;
1610 * NOTE: A few words about fs_blocks_count and blocksize:
1612 * Initially, blocksize is set to zero, which implies 1024.
1613 * If -b is specified, blocksize is updated to the user's value.
1615 * Next, the device size or the user's "blocks" command line argument
1616 * is used to set fs_blocks_count; the units are blocksize.
1618 * Later, if blocksize hasn't been set and the profile specifies a
1619 * blocksize, then blocksize is updated and fs_blocks_count is scaled
1620 * appropriately. Note the change in units!
1622 * Finally, we complain about fs_blocks_count > 2^32 on a non-64bit fs.
1624 blk64_t fs_blocks_count = 0;
1625 int s_opt = -1, r_opt = -1;
1626 char *fs_features = 0;
1627 int fs_features_size = 0;
1630 int pathlen = sizeof(PATH_SET) + 1;
1631 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1632 struct device_param dev_param;
1636 pathlen += strlen(oldpath);
1637 newpath = malloc(pathlen);
1639 fprintf(stderr, "%s",
1640 _("Couldn't allocate memory for new PATH.\n"));
1643 strcpy(newpath, PATH_SET);
1645 /* Update our PATH to include /sbin */
1647 strcat (newpath, ":");
1648 strcat (newpath, oldpath);
1652 /* Determine the system page size if possible */
1654 #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
1655 #define _SC_PAGESIZE _SC_PAGE_SIZE
1659 long sysval = sysconf(_SC_PAGESIZE);
1662 sys_page_size = sysval;
1664 #endif /* _SC_PAGESIZE */
1665 #endif /* HAVE_SYSCONF */
1667 if ((tmp = getenv("MKE2FS_CONFIG")) != NULL)
1669 profile_set_syntax_err_cb(syntax_err_report);
1670 retval = profile_init(config_fn, &profile);
1671 if (retval == ENOENT) {
1672 retval = profile_init(default_files, &profile);
1675 retval = profile_set_default(profile, mke2fs_default_profile);
1678 } else if (retval) {
1680 fprintf(stderr, _("Couldn't init profile successfully"
1681 " (error: %ld).\n"), retval);
1685 setbuf(stdout, NULL);
1686 setbuf(stderr, NULL);
1687 add_error_table(&et_ext2_error_table);
1688 add_error_table(&et_prof_error_table);
1689 memset(&fs_param, 0, sizeof(struct ext2_super_block));
1690 fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */
1692 if (is_before_linux_ver(2, 2, 0))
1693 fs_param.s_rev_level = 0;
1695 if (argc && *argv) {
1696 program_name = get_progname(*argv);
1698 /* If called as mkfs.ext3, create a journal inode */
1699 if (!strcmp(program_name, "mkfs.ext3") ||
1700 !strcmp(program_name, "mke3fs"))
1704 while ((c = getopt (argc, argv,
1705 "b:cd:e:g:i:jl:m:no:qr:s:t:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:Vz:")) != EOF) {
1708 blocksize = parse_num_blocks2(optarg, -1);
1709 b = (blocksize > 0) ? blocksize : -blocksize;
1710 if (b < EXT2_MIN_BLOCK_SIZE ||
1711 b > EXT2_MAX_BLOCK_SIZE) {
1712 com_err(program_name, 0,
1713 _("invalid block size - %s"), optarg);
1716 if (blocksize > 4096)
1717 fprintf(stderr, _("Warning: blocksize %d not "
1718 "usable on most systems.\n"),
1721 fs_param.s_log_block_size =
1722 int_log2(blocksize >>
1723 EXT2_MIN_BLOCK_LOG_SIZE);
1725 case 'c': /* Check for bad blocks */
1729 cluster_size = parse_num_blocks2(optarg, -1);
1730 if (cluster_size <= EXT2_MIN_CLUSTER_SIZE ||
1731 cluster_size > EXT2_MAX_CLUSTER_SIZE) {
1732 com_err(program_name, 0,
1733 _("invalid cluster size - %s"),
1745 com_err(program_name, 0, "%s",
1746 _("'-R' is deprecated, use '-E' instead"));
1749 extended_opts = optarg;
1752 if (strcmp(optarg, "continue") == 0)
1753 errors_behavior = EXT2_ERRORS_CONTINUE;
1754 else if (strcmp(optarg, "remount-ro") == 0)
1755 errors_behavior = EXT2_ERRORS_RO;
1756 else if (strcmp(optarg, "panic") == 0)
1757 errors_behavior = EXT2_ERRORS_PANIC;
1759 com_err(program_name, 0,
1760 _("bad error behavior - %s"),
1769 fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0);
1771 com_err(program_name, 0, "%s",
1772 _("Illegal number for blocks per group"));
1775 if ((fs_param.s_blocks_per_group % 8) != 0) {
1776 com_err(program_name, 0, "%s",
1777 _("blocks per group must be multiple of 8"));
1782 flex_bg_size = strtoul(optarg, &tmp, 0);
1784 com_err(program_name, 0, "%s",
1785 _("Illegal number for flex_bg size"));
1788 if (flex_bg_size < 1 ||
1789 (flex_bg_size & (flex_bg_size-1)) != 0) {
1790 com_err(program_name, 0, "%s",
1791 _("flex_bg size must be a power of 2"));
1794 if (flex_bg_size > MAX_32_NUM) {
1795 com_err(program_name, 0,
1796 _("flex_bg size (%lu) must be less than"
1797 " or equal to 2^31"), flex_bg_size);
1802 inode_ratio = parse_num_blocks(optarg, -1);
1803 if (inode_ratio < EXT2_MIN_BLOCK_SIZE ||
1804 inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024) {
1805 com_err(program_name, 0,
1806 _("invalid inode ratio %s (min %d/max %d)"),
1807 optarg, EXT2_MIN_BLOCK_SIZE,
1808 EXT2_MAX_BLOCK_SIZE * 1024);
1813 inode_size = strtoul(optarg, &tmp, 0);
1815 com_err(program_name, 0,
1816 _("invalid inode size - %s"), optarg);
1823 if (!journal_fc_size)
1824 journal_fc_size = -1;
1827 parse_journal_opts(optarg);
1830 fprintf(stderr, "%s",
1831 _("Warning: -K option is deprecated and "
1832 "should not be used anymore. Use "
1833 "\'-E nodiscard\' extended option "
1838 bad_blocks_filename = realloc(bad_blocks_filename,
1839 strlen(optarg) + 1);
1840 if (!bad_blocks_filename) {
1841 com_err(program_name, ENOMEM, "%s",
1842 _("in malloc for bad_blocks_filename"));
1845 strcpy(bad_blocks_filename, optarg);
1848 volume_label = optarg;
1849 if (strlen(volume_label) > EXT2_LABEL_LEN) {
1850 volume_label[EXT2_LABEL_LEN] = '\0';
1851 fprintf(stderr, _("Warning: label too long; will be truncated to '%s'\n\n"),
1856 reserved_ratio = strtod(optarg, &tmp);
1857 if ( *tmp || reserved_ratio > 50 ||
1858 reserved_ratio < 0) {
1859 com_err(program_name, 0,
1860 _("invalid reserved blocks percent - %s"),
1872 num_inodes = strtoul(optarg, &tmp, 0);
1874 com_err(program_name, 0,
1875 _("bad num inodes - %s"), optarg);
1880 creator_os = optarg;
1883 retval = ext2fs_resize_mem(fs_features_size,
1884 fs_features_size + 1 + strlen(optarg),
1887 com_err(program_name, retval,
1888 _("while allocating fs_feature string"));
1891 if (fs_features_size)
1892 strcat(fs_features, ",");
1895 strcat(fs_features, optarg);
1896 fs_features_size += 1 + strlen(optarg);
1902 r_opt = strtoul(optarg, &tmp, 0);
1904 com_err(program_name, 0,
1905 _("bad revision level - %s"), optarg);
1908 if (r_opt > EXT2_MAX_SUPP_REV) {
1909 com_err(program_name, EXT2_ET_REV_TOO_HIGH,
1910 _("while trying to create revision %d"), r_opt);
1913 fs_param.s_rev_level = r_opt;
1915 case 's': /* deprecated */
1916 s_opt = atoi(optarg);
1923 com_err(program_name, 0, "%s",
1924 _("The -t option may only be used once"));
1927 fs_type = strdup(optarg);
1931 com_err(program_name, 0, "%s",
1932 _("The -T option may only be used once"));
1935 usage_types = strdup(optarg);
1944 /* Print version number and exit */
1945 show_version_only++;
1954 if ((optind == argc) && !show_version_only)
1956 device_name = argv[optind++];
1958 if (!quiet || show_version_only)
1959 fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION,
1962 if (show_version_only) {
1963 fprintf(stderr, _("\tUsing %s\n"),
1964 error_message(EXT2_ET_BASE));
1969 * If there's no blocksize specified and there is a journal
1970 * device, use it to figure out the blocksize
1972 if (blocksize <= 0 && journal_device) {
1976 #ifdef CONFIG_TESTIO_DEBUG
1977 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
1978 io_ptr = test_io_manager;
1979 test_io_backing_manager = default_io_manager;
1982 io_ptr = default_io_manager;
1983 retval = ext2fs_open(journal_device,
1984 EXT2_FLAG_JOURNAL_DEV_OK, 0,
1987 com_err(program_name, retval,
1988 _("while trying to open journal device %s\n"),
1992 if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) {
1993 com_err(program_name, 0,
1994 _("Journal dev blocksize (%d) smaller than "
1995 "minimum blocksize %d\n"), jfs->blocksize,
1999 blocksize = jfs->blocksize;
2000 printf(_("Using journal device's blocksize: %d\n"), blocksize);
2001 fs_param.s_log_block_size =
2002 int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
2003 ext2fs_close_free(&jfs);
2006 if (optind < argc) {
2007 fs_blocks_count = parse_num_blocks2(argv[optind++],
2008 fs_param.s_log_block_size);
2009 if (!fs_blocks_count) {
2010 com_err(program_name, 0,
2011 _("invalid blocks '%s' on device '%s'"),
2012 argv[optind - 1], device_name);
2019 profile_get_integer(profile, "options", "sync_kludge", 0, 0,
2021 tmp = getenv("MKE2FS_SYNC");
2023 sync_kludge = atoi(tmp);
2025 profile_get_integer(profile, "options", "proceed_delay", 0, 0,
2028 if (fs_blocks_count)
2029 explicit_fssize = 1;
2031 check_mount(device_name, force, _("filesystem"));
2033 /* Determine the size of the device (if possible) */
2034 if (noaction && fs_blocks_count) {
2035 dev_size = fs_blocks_count;
2038 retval = ext2fs_get_device_size2(device_name,
2039 EXT2_BLOCK_SIZE(&fs_param),
2041 if (retval == ENOENT) {
2044 if (!explicit_fssize) {
2046 _("The file %s does not exist and no "
2047 "size was specified.\n"), device_name);
2050 fd = ext2fs_open_file(device_name,
2051 O_CREAT | O_WRONLY, 0666);
2058 printf(_("Creating regular file %s\n"), device_name);
2061 if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) {
2062 com_err(program_name, retval, "%s",
2063 _("while trying to determine filesystem size"));
2066 if (!fs_blocks_count) {
2067 if (retval == EXT2_ET_UNIMPLEMENTED) {
2068 com_err(program_name, 0, "%s",
2069 _("Couldn't determine device size; you "
2070 "must specify\nthe size of the "
2074 if (dev_size == 0) {
2075 com_err(program_name, 0, "%s",
2076 _("Device size reported to be zero. "
2077 "Invalid partition specified, or\n\t"
2078 "partition table wasn't reread "
2079 "after running fdisk, due to\n\t"
2080 "a modified partition being busy "
2081 "and in use. You may need to reboot\n\t"
2082 "to re-read your partition table.\n"
2086 fs_blocks_count = dev_size;
2087 if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param))
2088 fs_blocks_count &= ~((blk64_t) ((sys_page_size /
2089 EXT2_BLOCK_SIZE(&fs_param))-1));
2091 } else if (!force && is_device && (fs_blocks_count > dev_size)) {
2092 com_err(program_name, 0, "%s",
2093 _("Filesystem larger than apparent device size."));
2094 proceed_question(proceed_delay);
2098 profile_get_string(profile, "devices", device_name,
2099 "fs_type", 0, &fs_type);
2101 profile_get_string(profile, "devices", device_name,
2102 "usage_types", 0, &usage_types);
2104 profile_get_string(profile, "defaults", "creator_os", 0,
2108 * We have the file system (or device) size, so we can now
2109 * determine the appropriate file system types so the fs can
2110 * be appropriately configured.
2112 fs_types = parse_fs_type(fs_type, usage_types, &fs_param,
2113 fs_blocks_count ? fs_blocks_count : dev_size,
2116 fprintf(stderr, "%s", _("Failed to parse fs types list\n"));
2120 /* Figure out what features should be enabled */
2123 if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) {
2124 tmp = get_string_from_profile(fs_types, "base_features",
2125 "sparse_super,large_file,filetype,resize_inode,dir_index");
2126 edit_feature(tmp, &fs_param.s_feature_compat);
2129 /* And which mount options as well */
2130 tmp = get_string_from_profile(fs_types, "default_mntopts",
2132 edit_mntopts(tmp, &fs_param.s_default_mount_opts);
2136 for (cpp = fs_types; *cpp; cpp++) {
2138 profile_get_string(profile, "fs_types", *cpp,
2139 "features", "", &tmp);
2141 edit_feature(tmp, &fs_param.s_feature_compat);
2145 tmp = get_string_from_profile(fs_types, "default_features",
2148 /* Mask off features which aren't supported by the Hurd */
2149 if (for_hurd(creator_os)) {
2150 ext2fs_clear_feature_filetype(&fs_param);
2151 ext2fs_clear_feature_huge_file(&fs_param);
2152 ext2fs_clear_feature_metadata_csum(&fs_param);
2153 ext2fs_clear_feature_ea_inode(&fs_param);
2154 ext2fs_clear_feature_casefold(&fs_param);
2156 if (!fs_features && tmp)
2157 edit_feature(tmp, &fs_param.s_feature_compat);
2159 * Now all the defaults are incorporated in fs_param. Check the state
2160 * of orphan_file feature so that we know whether we should silently
2161 * disabled in case journal gets disabled.
2163 if (ext2fs_has_feature_orphan_file(&fs_param))
2164 default_orphan_file = 1;
2165 if (ext2fs_has_feature_csum_seed(&fs_param))
2166 default_csum_seed = 1;
2168 edit_feature(fs_features, &fs_param.s_feature_compat);
2169 /* Silently disable orphan_file if user chose fs without journal */
2170 if (default_orphan_file && !ext2fs_has_feature_journal(&fs_param))
2171 ext2fs_clear_feature_orphan_file(&fs_param);
2172 if (default_csum_seed && !ext2fs_has_feature_metadata_csum(&fs_param))
2173 ext2fs_clear_feature_csum_seed(&fs_param);
2176 (void) ext2fs_free_mem(&fs_features);
2178 * If the user specified features incompatible with the Hurd, complain
2180 if (for_hurd(creator_os)) {
2181 if (ext2fs_has_feature_filetype(&fs_param)) {
2182 fprintf(stderr, "%s", _("The HURD does not support the "
2183 "filetype feature.\n"));
2186 if (ext2fs_has_feature_huge_file(&fs_param)) {
2187 fprintf(stderr, "%s", _("The HURD does not support the "
2188 "huge_file feature.\n"));
2191 if (ext2fs_has_feature_metadata_csum(&fs_param)) {
2192 fprintf(stderr, "%s", _("The HURD does not support the "
2193 "metadata_csum feature.\n"));
2196 if (ext2fs_has_feature_ea_inode(&fs_param)) {
2197 fprintf(stderr, "%s", _("The HURD does not support the "
2198 "ea_inode feature.\n"));
2203 /* Get the hardware sector sizes, if available */
2204 retval = ext2fs_get_device_sectsize(device_name, &lsector_size);
2206 com_err(program_name, retval, "%s",
2207 _("while trying to determine hardware sector size"));
2210 retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size);
2212 com_err(program_name, retval, "%s",
2213 _("while trying to determine physical sector size"));
2217 tmp = getenv("MKE2FS_DEVICE_SECTSIZE");
2219 lsector_size = atoi(tmp);
2220 tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE");
2222 psector_size = atoi(tmp);
2224 /* Older kernels may not have physical/logical distinction */
2226 psector_size = lsector_size;
2228 if (blocksize <= 0) {
2229 use_bsize = get_int_from_profile(fs_types, "blocksize", 4096);
2231 if (use_bsize == -1) {
2232 use_bsize = sys_page_size;
2233 if (is_before_linux_ver(2, 6, 0) && use_bsize > 4096)
2236 if (lsector_size && use_bsize < lsector_size)
2237 use_bsize = lsector_size;
2238 if ((blocksize < 0) && (use_bsize < (-blocksize)))
2239 use_bsize = -blocksize;
2240 blocksize = use_bsize;
2241 fs_blocks_count /= (blocksize / 1024);
2243 if (blocksize < lsector_size) { /* Impossible */
2244 com_err(program_name, EINVAL, "%s",
2245 _("while setting blocksize; too small "
2248 } else if ((blocksize < psector_size) &&
2249 (psector_size <= sys_page_size)) { /* Suboptimal */
2250 fprintf(stderr, _("Warning: specified blocksize %d is "
2251 "less than device physical sectorsize %d\n"),
2252 blocksize, psector_size);
2256 fs_param.s_log_block_size =
2257 int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
2260 * We now need to do a sanity check of fs_blocks_count for
2261 * 32-bit vs 64-bit block number support.
2263 if ((fs_blocks_count > MAX_32_NUM) &&
2264 ext2fs_has_feature_64bit(&fs_param))
2265 ext2fs_clear_feature_resize_inode(&fs_param);
2266 if ((fs_blocks_count > MAX_32_NUM) &&
2267 !ext2fs_has_feature_64bit(&fs_param) &&
2268 get_bool_from_profile(fs_types, "auto_64-bit_support", 0)) {
2269 ext2fs_set_feature_64bit(&fs_param);
2270 ext2fs_clear_feature_resize_inode(&fs_param);
2272 if ((fs_blocks_count > MAX_32_NUM) &&
2273 !ext2fs_has_feature_64bit(&fs_param)) {
2274 fprintf(stderr, _("%s: Size of device (0x%llx blocks) %s "
2275 "too big to be expressed\n\t"
2276 "in 32 bits using a blocksize of %d.\n"),
2277 program_name, (unsigned long long) fs_blocks_count,
2278 device_name, EXT2_BLOCK_SIZE(&fs_param));
2282 * Guard against group descriptor count overflowing... Mostly to avoid
2283 * strange results for absurdly large devices. This is in log2:
2284 * (blocksize) * (bits per byte) * (maximum number of block groups)
2286 if (fs_blocks_count >
2287 (1ULL << (EXT2_BLOCK_SIZE_BITS(&fs_param) + 3 + 32)) - 1) {
2288 fprintf(stderr, _("%s: Size of device (0x%llx blocks) %s "
2289 "too big to create\n\t"
2290 "a filesystem using a blocksize of %d.\n"),
2291 program_name, (unsigned long long) fs_blocks_count,
2292 device_name, EXT2_BLOCK_SIZE(&fs_param));
2296 ext2fs_blocks_count_set(&fs_param, fs_blocks_count);
2298 if (ext2fs_has_feature_journal_dev(&fs_param)) {
2301 for (i=0; fs_types[i]; i++) {
2305 fs_types[0] = strdup("journal");
2310 fputs(_("fs_types for mke2fs.conf resolution: "), stdout);
2311 print_str_list(fs_types);
2314 if (r_opt == EXT2_GOOD_OLD_REV &&
2315 (fs_param.s_feature_compat || fs_param.s_feature_incompat ||
2316 fs_param.s_feature_ro_compat)) {
2317 fprintf(stderr, "%s", _("Filesystem features not supported "
2318 "with revision 0 filesystems\n"));
2323 if (r_opt == EXT2_GOOD_OLD_REV) {
2324 fprintf(stderr, "%s",
2325 _("Sparse superblocks not supported "
2326 "with revision 0 filesystems\n"));
2329 ext2fs_set_feature_sparse_super(&fs_param);
2330 } else if (s_opt == 0)
2331 ext2fs_clear_feature_sparse_super(&fs_param);
2333 if (journal_size != 0) {
2334 if (r_opt == EXT2_GOOD_OLD_REV) {
2335 fprintf(stderr, "%s", _("Journals not supported with "
2336 "revision 0 filesystems\n"));
2339 ext2fs_set_feature_journal(&fs_param);
2342 /* Get reserved_ratio from profile if not specified on cmd line. */
2343 if (reserved_ratio < 0.0) {
2344 reserved_ratio = get_double_from_profile(
2345 fs_types, "reserved_ratio", 5.0);
2346 if (reserved_ratio > 50 || reserved_ratio < 0) {
2347 com_err(program_name, 0,
2348 _("invalid reserved blocks percent - %lf"),
2354 if (ext2fs_has_feature_journal_dev(&fs_param)) {
2356 fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV;
2357 fs_param.s_feature_compat = 0;
2358 fs_param.s_feature_ro_compat &=
2359 EXT4_FEATURE_RO_COMPAT_METADATA_CSUM;
2362 /* Check the user's mkfs options for 64bit */
2363 if (ext2fs_has_feature_64bit(&fs_param) &&
2364 !ext2fs_has_feature_extents(&fs_param)) {
2365 printf("%s", _("Extents MUST be enabled for a 64-bit "
2366 "filesystem. Pass -O extents to rectify.\n"));
2370 /* Set first meta blockgroup via an environment variable */
2371 /* (this is mostly for debugging purposes) */
2372 if (ext2fs_has_feature_meta_bg(&fs_param) &&
2373 (tmp = getenv("MKE2FS_FIRST_META_BG")))
2374 fs_param.s_first_meta_bg = atoi(tmp);
2375 if (ext2fs_has_feature_bigalloc(&fs_param)) {
2377 cluster_size = get_int_from_profile(fs_types,
2380 fs_param.s_log_cluster_size =
2381 int_log2(cluster_size >> EXT2_MIN_CLUSTER_LOG_SIZE);
2382 if (fs_param.s_log_cluster_size &&
2383 fs_param.s_log_cluster_size < fs_param.s_log_block_size) {
2384 com_err(program_name, 0, "%s",
2385 _("The cluster size may not be "
2386 "smaller than the block size.\n"));
2389 } else if (cluster_size) {
2390 com_err(program_name, 0, "%s",
2391 _("specifying a cluster size requires the "
2392 "bigalloc feature"));
2395 fs_param.s_log_cluster_size = fs_param.s_log_block_size;
2397 if (inode_ratio == 0) {
2398 inode_ratio = get_int_from_profile(fs_types, "inode_ratio",
2400 if (inode_ratio < blocksize)
2401 inode_ratio = blocksize;
2402 if (inode_ratio < EXT2_CLUSTER_SIZE(&fs_param))
2403 inode_ratio = EXT2_CLUSTER_SIZE(&fs_param);
2406 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
2407 retval = get_device_geometry(device_name, blocksize,
2408 psector_size, &dev_param);
2411 _("warning: Unable to get device geometry for %s\n"),
2414 /* setting stripe/stride to blocksize is pointless */
2415 if (dev_param.min_io > (unsigned) blocksize)
2416 fs_param.s_raid_stride = dev_param.min_io / blocksize;
2417 if (dev_param.opt_io > (unsigned) blocksize) {
2418 fs_param.s_raid_stripe_width =
2419 dev_param.opt_io / blocksize;
2422 if (dev_param.alignment_offset) {
2423 printf(_("%s alignment is offset by %lu bytes.\n"),
2424 device_name, dev_param.alignment_offset);
2425 printf(_("This may result in very poor performance, "
2426 "(re)-partitioning suggested.\n"));
2429 if (dev_param.dax && blocksize != sys_page_size) {
2431 _("%s is capable of DAX but current block size "
2432 "%u is different from system page size %u so "
2433 "filesystem will not support DAX.\n"),
2434 device_name, blocksize, sys_page_size);
2439 num_backups = get_int_from_profile(fs_types, "num_backup_sb", 2);
2441 blocksize = EXT2_BLOCK_SIZE(&fs_param);
2444 * Initialize s_desc_size so that the parse_extended_opts()
2445 * can correctly handle "-E resize=NNN" if the 64-bit option
2448 if (ext2fs_has_feature_64bit(&fs_param))
2449 fs_param.s_desc_size = EXT2_MIN_DESC_SIZE_64BIT;
2451 /* This check should happen beyond the last assignment to blocksize */
2452 if (blocksize > sys_page_size) {
2454 com_err(program_name, 0,
2455 _("%d-byte blocks too big for system (max %d)"),
2456 blocksize, sys_page_size);
2457 proceed_question(proceed_delay);
2459 fprintf(stderr, _("Warning: %d-byte blocks too big for system "
2460 "(max %d), forced to continue\n"),
2461 blocksize, sys_page_size);
2464 /* Metadata checksumming wasn't totally stable before 3.18. */
2465 if (is_before_linux_ver(3, 18, 0) &&
2466 ext2fs_has_feature_metadata_csum(&fs_param))
2467 fprintf(stderr, _("Suggestion: Use Linux kernel >= 3.18 for "
2468 "improved stability of the metadata and journal "
2469 "checksum features.\n"));
2472 * On newer kernels we do have lazy_itable_init support. So pick the
2473 * right default in case ext4 module is not loaded.
2475 if (is_before_linux_ver(2, 6, 37))
2476 lazy_itable_init = 0;
2478 lazy_itable_init = 1;
2480 if (access("/sys/fs/ext4/features/lazy_itable_init", R_OK) == 0)
2481 lazy_itable_init = 1;
2483 lazy_itable_init = get_bool_from_profile(fs_types,
2486 discard = get_bool_from_profile(fs_types, "discard" , discard);
2487 journal_flags |= get_bool_from_profile(fs_types,
2488 "lazy_journal_init", 0) ?
2489 EXT2_MKJOURNAL_LAZYINIT : 0;
2490 journal_flags |= EXT2_MKJOURNAL_NO_MNT_CHECK;
2492 if (!journal_location_string)
2493 journal_location_string = get_string_from_profile(fs_types,
2494 "journal_location", "");
2495 if ((journal_location == ~0ULL) && journal_location_string &&
2496 *journal_location_string)
2497 journal_location = parse_num_blocks2(journal_location_string,
2498 fs_param.s_log_block_size);
2499 free(journal_location_string);
2501 packed_meta_blocks = get_bool_from_profile(fs_types,
2502 "packed_meta_blocks", 0);
2503 if (packed_meta_blocks)
2504 journal_location = 0;
2506 if (ext2fs_has_feature_casefold(&fs_param)) {
2507 char *ef, *en = get_string_from_profile(fs_types,
2508 "encoding", "utf8");
2509 int encoding = e2p_str2encoding(en);
2512 com_err(program_name, 0,
2513 _("Unknown filename encoding from profile: %s"),
2518 fs_param.s_encoding = encoding;
2519 ef = get_string_from_profile(fs_types, "encoding_flags", NULL);
2521 if (e2p_str2encoding_flags(encoding, ef,
2522 &fs_param.s_encoding_flags) < 0) {
2523 com_err(program_name, 0,
2524 _("Unknown encoding flags from profile: %s"), ef);
2529 fs_param.s_encoding_flags =
2530 e2p_get_encoding_flags(encoding);
2533 /* Get options from profile */
2534 for (cpp = fs_types; *cpp; cpp++) {
2536 profile_get_string(profile, "fs_types", *cpp, "options", "", &tmp);
2538 parse_extended_opts(&fs_param, tmp);
2543 parse_extended_opts(&fs_param, extended_opts);
2545 if (explicit_fssize == 0 && offset > 0) {
2546 fs_blocks_count -= offset / EXT2_BLOCK_SIZE(&fs_param);
2547 ext2fs_blocks_count_set(&fs_param, fs_blocks_count);
2549 _("\nWarning: offset specified without an "
2550 "explicit file system size.\n"
2551 "Creating a file system with %llu blocks "
2553 "not be what you want.\n\n"),
2554 (unsigned long long) fs_blocks_count);
2557 if (quotatype_bits & QUOTA_PRJ_BIT)
2558 ext2fs_set_feature_project(&fs_param);
2560 if (ext2fs_has_feature_project(&fs_param)) {
2561 quotatype_bits |= QUOTA_PRJ_BIT;
2562 if (inode_size == EXT2_GOOD_OLD_INODE_SIZE) {
2563 com_err(program_name, 0,
2564 _("%d byte inodes are too small for "
2569 if (inode_size == 0) {
2570 inode_size = get_int_from_profile(fs_types,
2572 if (inode_size <= EXT2_GOOD_OLD_INODE_SIZE*2)
2573 inode_size = EXT2_GOOD_OLD_INODE_SIZE*2;
2577 /* Don't allow user to set both metadata_csum and uninit_bg bits. */
2578 if (ext2fs_has_feature_metadata_csum(&fs_param) &&
2579 ext2fs_has_feature_gdt_csum(&fs_param))
2580 ext2fs_clear_feature_gdt_csum(&fs_param);
2582 /* Can't support bigalloc feature without extents feature */
2583 if (ext2fs_has_feature_bigalloc(&fs_param) &&
2584 !ext2fs_has_feature_extents(&fs_param)) {
2585 com_err(program_name, 0, "%s",
2586 _("Can't support bigalloc feature without "
2587 "extents feature"));
2591 if (ext2fs_has_feature_meta_bg(&fs_param) &&
2592 ext2fs_has_feature_resize_inode(&fs_param)) {
2593 fprintf(stderr, "%s", _("The resize_inode and meta_bg "
2594 "features are not compatible.\n"
2595 "They can not be both enabled "
2596 "simultaneously.\n"));
2600 if (!quiet && ext2fs_has_feature_bigalloc(&fs_param) &&
2601 EXT2_CLUSTER_SIZE(&fs_param) > 16 * EXT2_BLOCK_SIZE(&fs_param))
2602 fprintf(stderr, "%s", _("\nWarning: bigalloc file systems "
2603 "with a cluster size greater than\n"
2604 "16 times the block size is considered "
2608 * Since sparse_super is the default, we would only have a problem
2609 * here if it was explicitly disabled.
2611 if (ext2fs_has_feature_resize_inode(&fs_param) &&
2612 !ext2fs_has_feature_sparse_super(&fs_param)) {
2613 com_err(program_name, 0, "%s",
2614 _("reserved online resize blocks not supported "
2615 "on non-sparse filesystem"));
2619 if (fs_param.s_blocks_per_group) {
2620 if (fs_param.s_blocks_per_group < 256 ||
2621 fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) {
2622 com_err(program_name, 0, "%s",
2623 _("blocks per group count out of range"));
2629 * If the bigalloc feature is enabled, then the -g option will
2630 * specify the number of clusters per group.
2632 if (ext2fs_has_feature_bigalloc(&fs_param)) {
2633 fs_param.s_clusters_per_group = fs_param.s_blocks_per_group;
2634 fs_param.s_blocks_per_group = 0;
2637 if (inode_size == 0)
2638 inode_size = get_int_from_profile(fs_types, "inode_size", 0);
2639 if (!flex_bg_size && ext2fs_has_feature_flex_bg(&fs_param))
2640 flex_bg_size = get_uint_from_profile(fs_types,
2641 "flex_bg_size", 16);
2643 if (!ext2fs_has_feature_flex_bg(&fs_param)) {
2644 com_err(program_name, 0, "%s",
2645 _("Flex_bg feature not enabled, so "
2646 "flex_bg size may not be specified"));
2649 fs_param.s_log_groups_per_flex = int_log2(flex_bg_size);
2652 if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) {
2653 if (inode_size < EXT2_GOOD_OLD_INODE_SIZE ||
2654 inode_size > EXT2_BLOCK_SIZE(&fs_param) ||
2655 inode_size & (inode_size - 1)) {
2656 com_err(program_name, 0,
2657 _("invalid inode size %d (min %d/max %d)"),
2658 inode_size, EXT2_GOOD_OLD_INODE_SIZE,
2662 fs_param.s_inode_size = inode_size;
2666 * If inode size is 128 and inline data is enabled, we need
2667 * to notify users that inline data will never be useful.
2669 if (ext2fs_has_feature_inline_data(&fs_param) &&
2670 fs_param.s_inode_size == EXT2_GOOD_OLD_INODE_SIZE) {
2671 com_err(program_name, 0,
2672 _("%d byte inodes are too small for inline data; "
2673 "specify larger size"),
2674 fs_param.s_inode_size);
2679 * Warn the user that filesystems with 128-byte inodes will
2680 * not work properly beyond 2038. This can be suppressed via
2681 * a boolean in the mke2fs.conf file, and we will disable this
2682 * warning for file systems created for the GNU Hurd.
2684 if (inode_size == EXT2_GOOD_OLD_INODE_SIZE &&
2685 get_bool_from_profile(fs_types, "warn_y2038_dates", 1))
2687 _("128-byte inodes cannot handle dates beyond 2038 and are deprecated\n"));
2689 /* Make sure number of inodes specified will fit in 32 bits */
2690 if (num_inodes == 0) {
2691 unsigned long long n;
2692 n = ext2fs_blocks_count(&fs_param) * blocksize / inode_ratio;
2693 if (n > MAX_32_NUM) {
2694 if (ext2fs_has_feature_64bit(&fs_param))
2695 num_inodes = MAX_32_NUM;
2697 com_err(program_name, 0,
2698 _("too many inodes (%llu), raise "
2700 (unsigned long long) n);
2704 } else if (num_inodes > MAX_32_NUM) {
2705 com_err(program_name, 0,
2706 _("too many inodes (%llu), specify < 2^32 inodes"),
2707 (unsigned long long) num_inodes);
2711 * Calculate number of inodes based on the inode ratio
2713 fs_param.s_inodes_count = num_inodes ? num_inodes :
2714 (ext2fs_blocks_count(&fs_param) * blocksize) / inode_ratio;
2716 if ((((unsigned long long)fs_param.s_inodes_count) *
2717 (inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE)) >=
2718 ((ext2fs_blocks_count(&fs_param)) *
2719 EXT2_BLOCK_SIZE(&fs_param))) {
2720 com_err(program_name, 0, _("inode_size (%u) * inodes_count "
2721 "(%u) too big for a\n\t"
2722 "filesystem with %llu blocks, "
2723 "specify higher inode_ratio (-i)\n\t"
2724 "or lower inode count (-N).\n"),
2725 inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE,
2726 fs_param.s_inodes_count,
2727 (unsigned long long) ext2fs_blocks_count(&fs_param));
2732 * Calculate number of blocks to reserve
2734 ext2fs_r_blocks_count_set(&fs_param, reserved_ratio *
2735 ext2fs_blocks_count(&fs_param) / 100.0);
2737 if (ext2fs_has_feature_sparse_super2(&fs_param)) {
2738 if (num_backups >= 1)
2739 fs_param.s_backup_bgs[0] = 1;
2740 if (num_backups >= 2)
2741 fs_param.s_backup_bgs[1] = ~0;
2747 /* The isatty() test is so we don't break existing scripts */
2748 flags = CREATE_FILE;
2749 if (isatty(0) && isatty(1) && !offset)
2750 flags |= CHECK_FS_EXIST;
2752 flags |= VERBOSE_CREATE;
2753 if (!explicit_fssize)
2755 if (!check_plausibility(device_name, flags, &is_device) && !force)
2756 proceed_question(proceed_delay);
2759 static int should_do_undo(const char *name)
2764 struct ext2_super_block super;
2765 io_manager manager = default_io_manager;
2766 int csum_flag, force_undo;
2768 csum_flag = ext2fs_has_feature_metadata_csum(&fs_param) ||
2769 ext2fs_has_feature_gdt_csum(&fs_param);
2770 force_undo = get_int_from_profile(fs_types, "force_undo", 0);
2771 if (!force_undo && (!csum_flag || !lazy_itable_init))
2774 retval = manager->open(name, IO_FLAG_EXCLUSIVE, &channel);
2777 * We don't handle error cases instead we
2778 * declare that the file system doesn't exist
2779 * and let the rest of mke2fs take care of
2786 io_channel_set_blksize(channel, SUPERBLOCK_OFFSET);
2787 retval = io_channel_read_blk64(channel, 1, -SUPERBLOCK_SIZE, &super);
2793 #if defined(WORDS_BIGENDIAN)
2794 s_magic = ext2fs_swab16(super.s_magic);
2796 s_magic = super.s_magic;
2799 if (s_magic == EXT2_SUPER_MAGIC)
2803 io_channel_close(channel);
2810 static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr)
2812 errcode_t retval = ENOMEM;
2813 char *tdb_dir = NULL, *tdb_file = NULL;
2814 char *dev_name, *tmp_name;
2815 int free_tdb_dir = 0;
2817 /* (re)open a specific undo file */
2818 if (undo_file && undo_file[0] != 0) {
2819 retval = set_undo_io_backing_manager(*io_ptr);
2822 *io_ptr = undo_io_manager;
2823 retval = set_undo_io_backup_file(undo_file);
2826 printf(_("Overwriting existing filesystem; this can be undone "
2827 "using the command:\n"
2828 " e2undo %s %s\n\n"), undo_file, name);
2833 * Configuration via a conf file would be
2836 tdb_dir = getenv("E2FSPROGS_UNDO_DIR");
2838 profile_get_string(profile, "defaults",
2839 "undo_dir", 0, "/var/lib/e2fsprogs",
2844 if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) ||
2845 access(tdb_dir, W_OK)) {
2851 tmp_name = strdup(name);
2854 dev_name = basename(tmp_name);
2855 tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(dev_name) + 7 + 1);
2860 sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, dev_name);
2863 if ((unlink(tdb_file) < 0) && (errno != ENOENT)) {
2865 com_err(program_name, retval,
2866 _("while trying to delete %s"), tdb_file);
2870 retval = set_undo_io_backing_manager(*io_ptr);
2873 *io_ptr = undo_io_manager;
2874 retval = set_undo_io_backup_file(tdb_file);
2877 printf(_("Overwriting existing filesystem; this can be undone "
2878 "using the command:\n"
2879 " e2undo %s %s\n\n"), tdb_file, name);
2891 com_err(program_name, retval, "%s",
2892 _("while trying to setup undo file\n"));
2896 static int mke2fs_discard_device(ext2_filsys fs)
2898 struct ext2fs_numeric_progress_struct progress;
2899 blk64_t blocks = ext2fs_blocks_count(fs->super);
2900 blk64_t count = DISCARD_STEP_MB;
2905 * Let's try if discard really works on the device, so
2906 * we do not print numeric progress resulting in failure
2909 retval = io_channel_discard(fs->io, 0, 1);
2913 count *= (1024 * 1024);
2914 count /= fs->blocksize;
2916 ext2fs_numeric_progress_init(fs, &progress,
2917 _("Discarding device blocks: "),
2919 while (cur < blocks) {
2920 ext2fs_numeric_progress_update(fs, &progress, cur);
2922 if (cur + count > blocks)
2923 count = blocks - cur;
2925 retval = io_channel_discard(fs->io, cur, count);
2932 ext2fs_numeric_progress_close(fs, &progress,
2935 printf("%s\n",error_message(retval));
2937 ext2fs_numeric_progress_close(fs, &progress,
2943 static void fix_cluster_bg_counts(ext2_filsys fs)
2945 blk64_t block, num_blocks, last_block, next;
2946 blk64_t tot_free = 0;
2951 num_blocks = ext2fs_blocks_count(fs->super);
2952 last_block = ext2fs_group_last_block2(fs, group);
2953 block = fs->super->s_first_data_block;
2954 while (block < num_blocks) {
2955 retval = ext2fs_find_first_zero_block_bitmap2(fs->block_map,
2956 block, last_block, &next);
2960 block = last_block + 1;
2964 retval = ext2fs_find_first_set_block_bitmap2(fs->block_map,
2965 block, last_block, &next);
2967 next = last_block + 1;
2968 grp_free += EXT2FS_NUM_B2C(fs, next - block);
2969 tot_free += next - block;
2972 if (block > last_block) {
2974 ext2fs_bg_free_blocks_count_set(fs, group, grp_free);
2975 ext2fs_group_desc_csum_set(fs, group);
2978 last_block = ext2fs_group_last_block2(fs, group);
2981 ext2fs_free_blocks_count_set(fs->super, tot_free);
2984 static int create_quota_inodes(ext2_filsys fs)
2989 retval = quota_init_context(&qctx, fs, quotatype_bits);
2991 com_err(program_name, retval,
2992 _("while initializing quota context"));
2995 quota_compute_usage(qctx);
2996 retval = quota_write_inode(qctx, quotatype_bits);
2998 com_err(program_name, retval,
2999 _("while writing quota inodes"));
3002 quota_release_context(&qctx);
3007 static errcode_t set_error_behavior(ext2_filsys fs)
3010 short errors = fs->super->s_errors;
3012 arg = get_string_from_profile(fs_types, "errors", NULL);
3016 if (strcmp(arg, "continue") == 0)
3017 errors = EXT2_ERRORS_CONTINUE;
3018 else if (strcmp(arg, "remount-ro") == 0)
3019 errors = EXT2_ERRORS_RO;
3020 else if (strcmp(arg, "panic") == 0)
3021 errors = EXT2_ERRORS_PANIC;
3023 com_err(program_name, 0,
3024 _("bad error behavior in profile - %s"),
3027 return EXT2_ET_INVALID_ARGUMENT;
3032 if (errors_behavior)
3033 errors = errors_behavior;
3035 fs->super->s_errors = errors;
3039 int main (int argc, char *argv[])
3041 errcode_t retval = 0;
3043 badblocks_list bb_list = 0;
3044 badblocks_iterate bb_iter;
3046 struct ext2fs_journal_params jparams = {0};
3047 unsigned int i, checkinterval;
3053 char opt_string[40];
3055 int itable_zeroed = 0;
3059 setlocale(LC_MESSAGES, "");
3060 setlocale(LC_CTYPE, "");
3061 bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
3062 textdomain(NLS_CAT_NAME);
3063 set_com_err_gettext(gettext);
3067 #ifdef CONFIG_TESTIO_DEBUG
3068 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
3069 io_ptr = test_io_manager;
3070 test_io_backing_manager = default_io_manager;
3073 io_ptr = default_io_manager;
3075 if (undo_file != NULL || should_do_undo(device_name)) {
3076 retval = mke2fs_setup_tdb(device_name, &io_ptr);
3082 * Initialize the superblock....
3084 flags = EXT2_FLAG_EXCLUSIVE;
3086 flags |= EXT2_FLAG_DIRECT_IO;
3087 profile_get_boolean(profile, "options", "old_bitmaps", 0, 0,
3090 flags |= EXT2_FLAG_64BITS;
3092 * By default, we print how many inode tables or block groups
3093 * or whatever we've written so far. The quiet flag disables
3094 * this, along with a lot of other output.
3097 flags |= EXT2_FLAG_PRINT_PROGRESS;
3098 if (android_sparse_file) {
3099 char *android_sparse_params = malloc(strlen(device_name) + 48);
3101 if (!android_sparse_params) {
3102 com_err(program_name, ENOMEM, "%s",
3103 _("in malloc for android_sparse_params"));
3106 sprintf(android_sparse_params, "(%s):%u:%u",
3107 device_name, fs_param.s_blocks_count,
3108 1024 << fs_param.s_log_block_size);
3109 retval = ext2fs_initialize(android_sparse_params, flags,
3110 &fs_param, sparse_io_manager, &fs);
3111 free(android_sparse_params);
3113 retval = ext2fs_initialize(device_name, flags, &fs_param,
3116 com_err(device_name, retval, "%s",
3117 _("while setting up superblock"));
3120 fs->progress_ops = &ext2fs_numeric_progress_ops;
3122 /* Set the error behavior */
3123 retval = set_error_behavior(fs);
3127 /* Check the user's mkfs options for metadata checksumming */
3129 !ext2fs_has_feature_journal_dev(fs->super) &&
3130 ext2fs_has_feature_metadata_csum(fs->super)) {
3131 if (!ext2fs_has_feature_extents(fs->super))
3133 _("Extents are not enabled. The file extent "
3134 "tree can be checksummed, whereas block maps "
3135 "cannot. Not enabling extents reduces the "
3136 "coverage of metadata checksumming. "
3137 "Pass -O extents to rectify.\n"));
3138 if (!ext2fs_has_feature_64bit(fs->super))
3140 _("64-bit filesystem support is not enabled. "
3141 "The larger fields afforded by this feature "
3142 "enable full-strength checksumming. "
3143 "Pass -O 64bit to rectify.\n"));
3146 if (ext2fs_has_feature_csum_seed(fs->super) &&
3147 !ext2fs_has_feature_metadata_csum(fs->super)) {
3148 printf("%s", _("The metadata_csum_seed feature "
3149 "requires the metadata_csum feature.\n"));
3153 /* Calculate journal blocks */
3154 if (!journal_device && ((journal_size) ||
3155 ext2fs_has_feature_journal(&fs_param)))
3156 figure_journal_size(&jparams, journal_size, journal_fc_size, fs);
3158 sprintf(opt_string, "tdb_data_size=%d", fs->blocksize <= 4096 ?
3159 32768 : fs->blocksize * 8);
3160 io_channel_set_options(fs->io, opt_string);
3162 sprintf(opt_string, "offset=%llu", (unsigned long long) offset);
3163 io_channel_set_options(fs->io, opt_string);
3166 if (assume_storage_prezeroed) {
3169 _("Assuming the storage device is prezeroed "
3170 "- skipping inode table and journal wipe\n"));
3172 lazy_itable_init = 1;
3175 journal_flags |= EXT2_MKJOURNAL_LAZYINIT;
3178 /* Can't undo discard ... */
3179 if (!noaction && discard && dev_size && (io_ptr != undo_io_manager)) {
3180 retval = mke2fs_discard_device(fs);
3181 if (!retval && io_channel_discard_zeroes_data(fs->io)) {
3184 _("Discard succeeded and will return "
3185 "0s - skipping inode table wipe\n"));
3186 lazy_itable_init = 1;
3192 if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS)
3193 fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS;
3195 if (ext2fs_has_feature_flex_bg(&fs_param) ||
3196 ext2fs_has_feature_huge_file(&fs_param) ||
3197 ext2fs_has_feature_gdt_csum(&fs_param) ||
3198 ext2fs_has_feature_dir_nlink(&fs_param) ||
3199 ext2fs_has_feature_metadata_csum(&fs_param) ||
3200 ext2fs_has_feature_extra_isize(&fs_param))
3201 fs->super->s_kbytes_written = 1;
3204 * Wipe out the old on-disk superblock
3207 zap_sector(fs, 2, 6);
3210 * Parse or generate a UUID for the filesystem
3213 if ((strcasecmp(fs_uuid, "null") == 0) ||
3214 (strcasecmp(fs_uuid, "clear") == 0)) {
3215 uuid_clear(fs->super->s_uuid);
3216 } else if (strcasecmp(fs_uuid, "time") == 0) {
3217 uuid_generate_time(fs->super->s_uuid);
3218 } else if (strcasecmp(fs_uuid, "random") == 0) {
3219 uuid_generate(fs->super->s_uuid);
3220 } else if (uuid_parse(fs_uuid, fs->super->s_uuid) != 0) {
3221 com_err(device_name, 0, "could not parse UUID: %s\n",
3226 uuid_generate(fs->super->s_uuid);
3228 if (ext2fs_has_feature_csum_seed(fs->super))
3229 fs->super->s_checksum_seed = ext2fs_crc32c_le(~0,
3230 fs->super->s_uuid, sizeof(fs->super->s_uuid));
3232 ext2fs_init_csum_seed(fs);
3235 * Initialize the directory index variables
3237 hash_alg_str = get_string_from_profile(fs_types, "hash_alg",
3239 hash_alg = e2p_string2hash(hash_alg_str);
3241 fs->super->s_def_hash_version = (hash_alg >= 0) ? hash_alg :
3244 if (memcmp(fs_param.s_hash_seed, zero_buf,
3245 sizeof(fs_param.s_hash_seed)) != 0) {
3246 memcpy(fs->super->s_hash_seed, fs_param.s_hash_seed,
3247 sizeof(fs->super->s_hash_seed));
3249 uuid_generate((unsigned char *) fs->super->s_hash_seed);
3252 * Periodic checks can be enabled/disabled via config file.
3253 * Note we override the kernel include file's idea of what the default
3254 * check interval (never) should be. It's a good idea to check at
3255 * least *occasionally*, specially since servers will never rarely get
3256 * to reboot, since Linux is so robust these days. :-)
3258 * 180 days (six months) seems like a good value.
3260 #ifdef EXT2_DFL_CHECKINTERVAL
3261 #undef EXT2_DFL_CHECKINTERVAL
3263 #define EXT2_DFL_CHECKINTERVAL (86400L * 180L)
3265 if (get_bool_from_profile(fs_types, "enable_periodic_fsck", 0)) {
3266 fs->super->s_checkinterval = EXT2_DFL_CHECKINTERVAL;
3267 fs->super->s_max_mnt_count = EXT2_DFL_MAX_MNT_COUNT;
3269 * Add "jitter" to the superblock's check interval so that we
3270 * don't check all the filesystems at the same time. We use a
3271 * kludgy hack of using the UUID to derive a random jitter value
3273 for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++)
3274 val += fs->super->s_uuid[i];
3275 fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT;
3277 fs->super->s_max_mnt_count = -1;
3280 * Override the creator OS, if applicable
3282 if (creator_os && !set_os(fs->super, creator_os)) {
3283 com_err (program_name, 0, _("unknown os - %s"), creator_os);
3288 * For the Hurd, we will turn off filetype since it doesn't
3291 if (fs->super->s_creator_os == EXT2_OS_HURD)
3292 ext2fs_clear_feature_filetype(fs->super);
3295 * Set the volume label...
3298 memset(fs->super->s_volume_name, 0,
3299 sizeof(fs->super->s_volume_name));
3300 strncpy((char *) fs->super->s_volume_name, volume_label,
3301 sizeof(fs->super->s_volume_name));
3305 * Set the last mount directory
3308 memset(fs->super->s_last_mounted, 0,
3309 sizeof(fs->super->s_last_mounted));
3310 strncpy((char *) fs->super->s_last_mounted, mount_dir,
3311 sizeof(fs->super->s_last_mounted));
3314 /* Set current default encryption algorithms for data and
3315 * filename encryption */
3316 if (ext2fs_has_feature_encrypt(fs->super)) {
3317 fs->super->s_encrypt_algos[0] =
3318 EXT4_ENCRYPTION_MODE_AES_256_XTS;
3319 fs->super->s_encrypt_algos[1] =
3320 EXT4_ENCRYPTION_MODE_AES_256_CTS;
3323 if (ext2fs_has_feature_metadata_csum(fs->super))
3324 fs->super->s_checksum_type = EXT2_CRC32C_CHKSUM;
3326 if (!quiet || noaction)
3332 if (ext2fs_has_feature_journal_dev(fs->super)) {
3333 create_journal_dev(fs);
3335 exit(ext2fs_close_free(&fs) ? 1 : 0);
3338 if (bad_blocks_filename)
3339 read_bb_file(fs, &bb_list, bad_blocks_filename);
3341 test_disk(fs, &bb_list);
3342 handle_bad_blocks(fs, bb_list);
3344 fs->stride = fs_stride = fs->super->s_raid_stride;
3346 printf("%s", _("Allocating group tables: "));
3347 if (ext2fs_has_feature_flex_bg(fs->super) &&
3349 retval = packed_allocate_tables(fs);
3351 retval = ext2fs_allocate_tables(fs);
3353 com_err(program_name, retval, "%s",
3354 _("while trying to allocate filesystem tables"));
3358 printf("%s", _("done \n"));
3361 * Unmark bad blocks to calculate overhead, because metadata
3362 * blocks and bad blocks can land on the same allocation cluster.
3365 retval = ext2fs_badblocks_list_iterate_begin(bb_list,
3368 com_err("ext2fs_badblocks_list_iterate_begin", retval,
3369 "%s", _("while unmarking bad blocks"));
3372 while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
3373 ext2fs_unmark_block_bitmap2(fs->block_map, blk);
3374 ext2fs_badblocks_list_iterate_end(bb_iter);
3377 retval = ext2fs_convert_subcluster_bitmap(fs, &fs->block_map);
3379 com_err(program_name, retval, "%s",
3380 _("\n\twhile converting subcluster bitmap"));
3384 retval = ext2fs_count_used_clusters(fs, fs->super->s_first_data_block,
3385 ext2fs_blocks_count(fs->super) - 1,
3388 com_err(program_name, retval, "%s",
3389 _("while calculating overhead"));
3394 retval = ext2fs_badblocks_list_iterate_begin(bb_list,
3397 com_err("ext2fs_badblocks_list_iterate_begin", retval,
3398 "%s", _("while marking bad blocks as used"));
3401 while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
3402 ext2fs_mark_block_bitmap2(fs->block_map, blk);
3403 ext2fs_badblocks_list_iterate_end(bb_iter);
3407 check_plausibility(device_name, CHECK_FS_EXIST, NULL);
3408 printf(_("%s may be further corrupted by superblock rewrite\n"),
3411 proceed_question(proceed_delay);
3412 fs->super->s_state |= EXT2_ERROR_FS;
3413 fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY);
3415 * The command "mke2fs -S" is used to recover
3416 * corrupted file systems, so do not mark any of the
3417 * inodes as unused; we want e2fsck to consider all
3418 * inodes as potentially containing recoverable data.
3420 if (ext2fs_has_group_desc_csum(fs)) {
3421 for (i = 0; i < fs->group_desc_count; i++)
3422 ext2fs_bg_itable_unused_set(fs, i, 0);
3425 /* rsv must be a power of two (64kB is MD RAID sb alignment) */
3426 blk64_t rsv = 65536 / fs->blocksize;
3427 blk64_t blocks = ext2fs_blocks_count(fs->super);
3431 #ifdef ZAP_BOOTBLOCK
3432 zap_sector(fs, 0, 2);
3436 * Wipe out any old MD RAID (or other) metadata at the end
3437 * of the device. This will also verify that the device is
3438 * as large as we think. Be careful with very small devices.
3440 start = (blocks & ~(rsv - 1));
3444 retval = ext2fs_zero_blocks2(fs, start, blocks - start,
3448 com_err(program_name, retval,
3449 _("while zeroing block %llu at end of filesystem"),
3450 (unsigned long long) ret_blk);
3452 write_inode_tables(fs, lazy_itable_init, itable_zeroed);
3453 create_root_dir(fs);
3454 create_lost_and_found(fs);
3456 create_bad_block_inode(fs, bb_list);
3457 if (ext2fs_has_feature_resize_inode(fs->super)) {
3458 retval = ext2fs_create_resize_inode(fs);
3460 com_err("ext2fs_create_resize_inode", retval,
3462 _("while reserving blocks for online resize"));
3468 if (journal_device) {
3471 if (!check_plausibility(journal_device, CHECK_BLOCK_DEV,
3473 proceed_question(proceed_delay);
3474 check_mount(journal_device, force, _("journal"));
3476 retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
3477 EXT2_FLAG_JOURNAL_DEV_OK, 0,
3478 fs->blocksize, default_io_manager, &jfs);
3480 com_err(program_name, retval,
3481 _("while trying to open journal device %s\n"),
3486 printf(_("Adding journal to device %s: "),
3490 retval = ext2fs_add_journal_device(fs, jfs);
3492 com_err (program_name, retval,
3493 _("\n\twhile trying to add journal to device %s"),
3498 printf("%s", _("done\n"));
3499 ext2fs_close_free(&jfs);
3500 free(journal_device);
3501 } else if ((journal_size) ||
3502 ext2fs_has_feature_journal(&fs_param)) {
3503 overhead += EXT2FS_NUM_B2C(fs, jparams.num_journal_blocks + jparams.num_fc_blocks);
3505 printf("%s", _("Skipping journal creation in super-only mode\n"));
3506 fs->super->s_journal_inum = EXT2_JOURNAL_INO;
3510 if (!jparams.num_journal_blocks) {
3511 ext2fs_clear_feature_journal(fs->super);
3512 ext2fs_clear_feature_orphan_file(fs->super);
3513 ext2fs_clear_feature_journal(&fs_param);
3514 ext2fs_clear_feature_orphan_file(&fs_param);
3518 printf(_("Creating journal (%u blocks): "),
3519 jparams.num_journal_blocks + jparams.num_fc_blocks);
3522 retval = ext2fs_add_journal_inode3(fs, &jparams,
3526 com_err(program_name, retval, "%s",
3527 _("\n\twhile trying to create journal"));
3531 printf("%s", _("done\n"));
3535 ext2fs_has_feature_mmp(fs->super)) {
3536 retval = ext2fs_mmp_init(fs);
3538 fprintf(stderr, "%s",
3539 _("\nError while enabling multiple "
3540 "mount protection feature."));
3544 printf(_("Multiple mount protection is enabled "
3545 "with update interval %d seconds.\n"),
3546 fs->super->s_mmp_update_interval);
3549 overhead += EXT2FS_NUM_B2C(fs, fs->super->s_first_data_block);
3551 fs->super->s_overhead_clusters = overhead;
3553 if (ext2fs_has_feature_bigalloc(&fs_param))
3554 fix_cluster_bg_counts(fs);
3555 if (ext2fs_has_feature_quota(&fs_param))
3556 create_quota_inodes(fs);
3557 if (ext2fs_has_feature_orphan_file(&fs_param)) {
3558 if (!ext2fs_has_feature_journal(&fs_param)) {
3559 com_err(program_name, 0, _("cannot set orphan_file "
3560 "feature without a journal."));
3563 if (!orphan_file_blocks) {
3564 orphan_file_blocks =
3565 ext2fs_default_orphan_file_blocks(fs);
3567 retval = ext2fs_create_orphan_file(fs, orphan_file_blocks);
3569 com_err(program_name, retval,
3570 _("while creating orphan file"));
3575 retval = mk_hugefiles(fs, device_name);
3577 com_err(program_name, retval, "while creating huge files");
3578 /* Copy files from the specified directory or tarball */
3581 printf("%s", _("Copying files into the device: "));
3583 retval = populate_fs(fs, EXT2_ROOT_INO, src_root,
3586 com_err(program_name, retval, "%s",
3587 _("while populating file system"));
3590 printf("%s", _("done\n"));
3594 printf("%s", _("Writing superblocks and "
3595 "filesystem accounting information: "));
3596 checkinterval = fs->super->s_checkinterval;
3597 max_mnt_count = fs->super->s_max_mnt_count;
3598 retval = ext2fs_close_free(&fs);
3600 com_err(program_name, retval, "%s",
3601 _("while writing out and closing file system"));
3603 } else if (!quiet) {
3604 printf("%s", _("done\n\n"));
3605 if (!getenv("MKE2FS_SKIP_CHECK_MSG"))
3606 print_check_message(max_mnt_count, checkinterval);
3609 remove_error_table(&et_ext2_error_table);
3610 remove_error_table(&et_prof_error_table);
3611 profile_release(profile);
3612 for (i=0; fs_types[i]; i++)