misc/mke2fs.c

   1 /*
   2  * mke2fs.c - Make a ext2fs filesystem.
   3  *
   4  * Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   5  *      2003, 2004, 2005 by Theodore Ts'o.
   6  *
   7  * %Begin-Header%
   8  * This file may be redistributed under the terms of the GNU Public
   9  * License.
  10  * %End-Header%
  11  */
  12
  13 /* Usage: mke2fs [options] device
  14  *
  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 :-).
  17  */
  18
  19 #define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX in Solaris */
  20
  21 #include "config.h"
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <strings.h>
  25 #include <fcntl.h>
  26 #include <ctype.h>
  27 #include <time.h>
  28 #ifdef __linux__
  29 #include <sys/utsname.h>
  30 #endif
  31 #ifdef HAVE_GETOPT_H
  32 #include <getopt.h>
  33 #else
  34 extern char *optarg;
  35 extern int optind;
  36 #endif
  37 #ifdef HAVE_UNISTD_H
  38 #include <unistd.h>
  39 #endif
  40 #ifdef HAVE_STDLIB_H
  41 #include <stdlib.h>
  42 #endif
  43 #ifdef HAVE_ERRNO_H
  44 #include <errno.h>
  45 #endif
  46 #ifdef HAVE_MNTENT_H
  47 #include <mntent.h>
  48 #endif
  49 #include <sys/ioctl.h>
  50 #include <sys/types.h>
  51 #include <sys/stat.h>
  52 #include <libgen.h>
  53 #include <limits.h>
  54 #include <blkid/blkid.h>
  55
  56 #include "ext2fs/ext2_fs.h"
  57 #include "ext2fs/ext2fsP.h"
  58 #include "et/com_err.h"
  59 #include "uuid/uuid.h"
  60 #include "e2p/e2p.h"
  61 #include "ext2fs/ext2fs.h"
  62 #include "util.h"
  63 #include "profile.h"
  64 #include "prof_err.h"
  65 #include "../version.h"
  66 #include "nls-enable.h"
  67 #include "quota/mkquota.h"
  68
  69 #define STRIDE_LENGTH 8
  70
  71 #define MAX_32_NUM ((((unsigned long long) 1) << 32) - 1)
  72
  73 #ifndef __sparc__
  74 #define ZAP_BOOTBLOCK
  75 #endif
  76
  77 #define DISCARD_STEP_MB         (2048)
  78
  79 extern int isatty(int);
  80 extern FILE *fpopen(const char *cmd, const char *mode);
  81
  82 const char * program_name = "mke2fs";
  83 const char * device_name /* = NULL */;
  84
  85 /* Command line options */
  86 int     cflag;
  87 int     verbose;
  88 int     quiet;
  89 int     super_only;
  90 int     discard = 1;    /* attempt to discard device before fs creation */
  91 int     force;
  92 int     noaction;
  93 int     journal_size;
  94 int     journal_flags;
  95 int     lazy_itable_init;
  96 char    *bad_blocks_filename;
  97 __u32   fs_stride;
  98 int     quotatype = -1;  /* Initialize both user and group quotas by default */
  99
 100 struct ext2_super_block fs_param;
 101 char *fs_uuid = NULL;
 102 char *creator_os;
 103 char *volume_label;
 104 char *mount_dir;
 105 char *journal_device;
 106 int sync_kludge;        /* Set using the MKE2FS_SYNC env. option */
 107 char **fs_types;
 108
 109 profile_t       profile;
 110
 111 int sys_page_size = 4096;
 112 int linux_version_code = 0;
 113
 114 static void usage(void)
 115 {
 116         fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] "
 117         "[-C cluster-size]\n\t[-i bytes-per-inode] [-I inode-size] "
 118         "[-J journal-options]\n"
 119         "\t[-G flex-group-size] [-N number-of-inodes]\n"
 120         "\t[-m reserved-blocks-percentage] [-o creator-os]\n"
 121         "\t[-g blocks-per-group] [-L volume-label] "
 122         "[-M last-mounted-directory]\n\t[-O feature[,...]] "
 123         "[-r fs-revision] [-E extended-option[,...]]\n"
 124         "\t[-t fs-type] [-T usage-type ] [-U UUID] "
 125         "[-jnqvFKSV] device [blocks-count]\n"),
 126                 program_name);
 127         exit(1);
 128 }
 129
 130 static int int_log2(unsigned long long arg)
 131 {
 132         int     l = 0;
 133
 134         arg >>= 1;
 135         while (arg) {
 136                 l++;
 137                 arg >>= 1;
 138         }
 139         return l;
 140 }
 141
 142 static int int_log10(unsigned long long arg)
 143 {
 144         int     l;
 145
 146         for (l=0; arg ; l++)
 147                 arg = arg / 10;
 148         return l;
 149 }
 150
 151 static int parse_version_number(const char *s)
 152 {
 153         int     major, minor, rev;
 154         char    *endptr;
 155         const char *cp = s;
 156
 157         if (!s)
 158                 return 0;
 159         major = strtol(cp, &endptr, 10);
 160         if (cp == endptr || *endptr != '.')
 161                 return 0;
 162         cp = endptr + 1;
 163         minor = strtol(cp, &endptr, 10);
 164         if (cp == endptr || *endptr != '.')
 165                 return 0;
 166         cp = endptr + 1;
 167         rev = strtol(cp, &endptr, 10);
 168         if (cp == endptr)
 169                 return 0;
 170         return ((((major * 256) + minor) * 256) + rev);
 171 }
 172
 173 /*
 174  * Helper function for read_bb_file and test_disk
 175  */
 176 static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk)
 177 {
 178         fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk);
 179         return;
 180 }
 181
 182 /*
 183  * Reads the bad blocks list from a file
 184  */
 185 static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list,
 186                          const char *bad_blocks_file)
 187 {
 188         FILE            *f;
 189         errcode_t       retval;
 190
 191         f = fopen(bad_blocks_file, "r");
 192         if (!f) {
 193                 com_err("read_bad_blocks_file", errno,
 194                         _("while trying to open %s"), bad_blocks_file);
 195                 exit(1);
 196         }
 197         retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
 198         fclose (f);
 199         if (retval) {
 200                 com_err("ext2fs_read_bb_FILE", retval,
 201                         _("while reading in list of bad blocks from file"));
 202                 exit(1);
 203         }
 204 }
 205
 206 /*
 207  * Runs the badblocks program to test the disk
 208  */
 209 static void test_disk(ext2_filsys fs, badblocks_list *bb_list)
 210 {
 211         FILE            *f;
 212         errcode_t       retval;
 213         char            buf[1024];
 214
 215         sprintf(buf, "badblocks -b %d -X %s%s%s %llu", fs->blocksize,
 216                 quiet ? "" : "-s ", (cflag > 1) ? "-w " : "",
 217                 fs->device_name, ext2fs_blocks_count(fs->super)-1);
 218         if (verbose)
 219                 printf(_("Running command: %s\n"), buf);
 220         f = popen(buf, "r");
 221         if (!f) {
 222                 com_err("popen", errno,
 223                         _("while trying to run '%s'"), buf);
 224                 exit(1);
 225         }
 226         retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
 227         pclose(f);
 228         if (retval) {
 229                 com_err("ext2fs_read_bb_FILE", retval,
 230                         _("while processing list of bad blocks from program"));
 231                 exit(1);
 232         }
 233 }
 234
 235 static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
 236 {
 237         dgrp_t                  i;
 238         blk_t                   j;
 239         unsigned                must_be_good;
 240         blk_t                   blk;
 241         badblocks_iterate       bb_iter;
 242         errcode_t               retval;
 243         blk_t                   group_block;
 244         int                     group;
 245         int                     group_bad;
 246
 247         if (!bb_list)
 248                 return;
 249
 250         /*
 251          * The primary superblock and group descriptors *must* be
 252          * good; if not, abort.
 253          */
 254         must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks;
 255         for (i = fs->super->s_first_data_block; i <= must_be_good; i++) {
 256                 if (ext2fs_badblocks_list_test(bb_list, i)) {
 257                         fprintf(stderr, _("Block %d in primary "
 258                                 "superblock/group descriptor area bad.\n"), i);
 259                         fprintf(stderr, _("Blocks %u through %u must be good "
 260                                 "in order to build a filesystem.\n"),
 261                                 fs->super->s_first_data_block, must_be_good);
 262                         fputs(_("Aborting....\n"), stderr);
 263                         exit(1);
 264                 }
 265         }
 266
 267         /*
 268          * See if any of the bad blocks are showing up in the backup
 269          * superblocks and/or group descriptors.  If so, issue a
 270          * warning and adjust the block counts appropriately.
 271          */
 272         group_block = fs->super->s_first_data_block +
 273                 fs->super->s_blocks_per_group;
 274
 275         for (i = 1; i < fs->group_desc_count; i++) {
 276                 group_bad = 0;
 277                 for (j=0; j < fs->desc_blocks+1; j++) {
 278                         if (ext2fs_badblocks_list_test(bb_list,
 279                                                        group_block + j)) {
 280                                 if (!group_bad)
 281                                         fprintf(stderr,
 282 _("Warning: the backup superblock/group descriptors at block %u contain\n"
 283 "       bad blocks.\n\n"),
 284                                                 group_block);
 285                                 group_bad++;
 286                                 group = ext2fs_group_of_blk2(fs, group_block+j);
 287                                 ext2fs_bg_free_blocks_count_set(fs, group, ext2fs_bg_free_blocks_count(fs, group) + 1);
 288                                 ext2fs_group_desc_csum_set(fs, group);
 289                                 ext2fs_free_blocks_count_add(fs->super, 1);
 290                         }
 291                 }
 292                 group_block += fs->super->s_blocks_per_group;
 293         }
 294
 295         /*
 296          * Mark all the bad blocks as used...
 297          */
 298         retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter);
 299         if (retval) {
 300                 com_err("ext2fs_badblocks_list_iterate_begin", retval,
 301                         _("while marking bad blocks as used"));
 302                 exit(1);
 303         }
 304         while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
 305                 ext2fs_mark_block_bitmap2(fs->block_map, EXT2FS_B2C(fs, blk));
 306         ext2fs_badblocks_list_iterate_end(bb_iter);
 307 }
 308
 309 static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed)
 310 {
 311         errcode_t       retval;
 312         blk64_t         blk;
 313         dgrp_t          i;
 314         int             num;
 315         struct ext2fs_numeric_progress_struct progress;
 316
 317         ext2fs_numeric_progress_init(fs, &progress,
 318                                      _("Writing inode tables: "),
 319                                      fs->group_desc_count);
 320
 321         for (i = 0; i < fs->group_desc_count; i++) {
 322                 ext2fs_numeric_progress_update(fs, &progress, i);
 323
 324                 blk = ext2fs_inode_table_loc(fs, i);
 325                 num = fs->inode_blocks_per_group;
 326
 327                 if (lazy_flag)
 328                         num = ext2fs_div_ceil((fs->super->s_inodes_per_group -
 329                                                ext2fs_bg_itable_unused(fs, i)) *
 330                                               EXT2_INODE_SIZE(fs->super),
 331                                               EXT2_BLOCK_SIZE(fs->super));
 332                 if (!lazy_flag || itable_zeroed) {
 333                         /* The kernel doesn't need to zero the itable blocks */
 334                         ext2fs_bg_flags_set(fs, i, EXT2_BG_INODE_ZEROED);
 335                         ext2fs_group_desc_csum_set(fs, i);
 336                 }
 337                 retval = ext2fs_zero_blocks2(fs, blk, num, &blk, &num);
 338                 if (retval) {
 339                         fprintf(stderr, _("\nCould not write %d "
 340                                   "blocks in inode table starting at %llu: %s\n"),
 341                                 num, blk, error_message(retval));
 342                         exit(1);
 343                 }
 344                 if (sync_kludge) {
 345                         if (sync_kludge == 1)
 346                                 sync();
 347                         else if ((i % sync_kludge) == 0)
 348                                 sync();
 349                 }
 350         }
 351         ext2fs_zero_blocks2(0, 0, 0, 0, 0);
 352         ext2fs_numeric_progress_close(fs, &progress,
 353                                       _("done                            \n"));
 354 }
 355
 356 static void create_root_dir(ext2_filsys fs)
 357 {
 358         errcode_t               retval;
 359         struct ext2_inode       inode;
 360         __u32                   uid, gid;
 361
 362         retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0);
 363         if (retval) {
 364                 com_err("ext2fs_mkdir", retval, _("while creating root dir"));
 365                 exit(1);
 366         }
 367         if (geteuid()) {
 368                 retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode);
 369                 if (retval) {
 370                         com_err("ext2fs_read_inode", retval,
 371                                 _("while reading root inode"));
 372                         exit(1);
 373                 }
 374                 uid = getuid();
 375                 inode.i_uid = uid;
 376                 ext2fs_set_i_uid_high(inode, uid >> 16);
 377                 if (uid) {
 378                         gid = getgid();
 379                         inode.i_gid = gid;
 380                         ext2fs_set_i_gid_high(inode, gid >> 16);
 381                 }
 382                 retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode);
 383                 if (retval) {
 384                         com_err("ext2fs_write_inode", retval,
 385                                 _("while setting root inode ownership"));
 386                         exit(1);
 387                 }
 388         }
 389 }
 390
 391 static void create_lost_and_found(ext2_filsys fs)
 392 {
 393         unsigned int            lpf_size = 0;
 394         errcode_t               retval;
 395         ext2_ino_t              ino;
 396         const char              *name = "lost+found";
 397         int                     i;
 398
 399         fs->umask = 077;
 400         retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name);
 401         if (retval) {
 402                 com_err("ext2fs_mkdir", retval,
 403                         _("while creating /lost+found"));
 404                 exit(1);
 405         }
 406
 407         retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino);
 408         if (retval) {
 409                 com_err("ext2_lookup", retval,
 410                         _("while looking up /lost+found"));
 411                 exit(1);
 412         }
 413
 414         for (i=1; i < EXT2_NDIR_BLOCKS; i++) {
 415                 /* Ensure that lost+found is at least 2 blocks, so we always
 416                  * test large empty blocks for big-block filesystems.  */
 417                 if ((lpf_size += fs->blocksize) >= 16*1024 &&
 418                     lpf_size >= 2 * fs->blocksize)
 419                         break;
 420                 retval = ext2fs_expand_dir(fs, ino);
 421                 if (retval) {
 422                         com_err("ext2fs_expand_dir", retval,
 423                                 _("while expanding /lost+found"));
 424                         exit(1);
 425                 }
 426         }
 427 }
 428
 429 static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list)
 430 {
 431         errcode_t       retval;
 432
 433         ext2fs_mark_inode_bitmap2(fs->inode_map, EXT2_BAD_INO);
 434         ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0);
 435         retval = ext2fs_update_bb_inode(fs, bb_list);
 436         if (retval) {
 437                 com_err("ext2fs_update_bb_inode", retval,
 438                         _("while setting bad block inode"));
 439                 exit(1);
 440         }
 441
 442 }
 443
 444 static void reserve_inodes(ext2_filsys fs)
 445 {
 446         ext2_ino_t      i;
 447
 448         for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++)
 449                 ext2fs_inode_alloc_stats2(fs, i, +1, 0);
 450         ext2fs_mark_ib_dirty(fs);
 451 }
 452
 453 #define BSD_DISKMAGIC   (0x82564557UL)  /* The disk magic number */
 454 #define BSD_MAGICDISK   (0x57455682UL)  /* The disk magic number reversed */
 455 #define BSD_LABEL_OFFSET        64
 456
 457 static void zap_sector(ext2_filsys fs, int sect, int nsect)
 458 {
 459         char *buf;
 460         int retval;
 461         unsigned int *magic;
 462
 463         buf = malloc(512*nsect);
 464         if (!buf) {
 465                 printf(_("Out of memory erasing sectors %d-%d\n"),
 466                        sect, sect + nsect - 1);
 467                 exit(1);
 468         }
 469
 470         if (sect == 0) {
 471                 /* Check for a BSD disklabel, and don't erase it if so */
 472                 retval = io_channel_read_blk64(fs->io, 0, -512, buf);
 473                 if (retval)
 474                         fprintf(stderr,
 475                                 _("Warning: could not read block 0: %s\n"),
 476                                 error_message(retval));
 477                 else {
 478                         magic = (unsigned int *) (buf + BSD_LABEL_OFFSET);
 479                         if ((*magic == BSD_DISKMAGIC) ||
 480                             (*magic == BSD_MAGICDISK))
 481                                 return;
 482                 }
 483         }
 484
 485         memset(buf, 0, 512*nsect);
 486         io_channel_set_blksize(fs->io, 512);
 487         retval = io_channel_write_blk64(fs->io, sect, -512*nsect, buf);
 488         io_channel_set_blksize(fs->io, fs->blocksize);
 489         free(buf);
 490         if (retval)
 491                 fprintf(stderr, _("Warning: could not erase sector %d: %s\n"),
 492                         sect, error_message(retval));
 493 }
 494
 495 static void create_journal_dev(ext2_filsys fs)
 496 {
 497         struct ext2fs_numeric_progress_struct progress;
 498         errcode_t               retval;
 499         char                    *buf;
 500         blk64_t                 blk, err_blk;
 501         int                     c, count, err_count;
 502
 503         retval = ext2fs_create_journal_superblock(fs,
 504                                   ext2fs_blocks_count(fs->super), 0, &buf);
 505         if (retval) {
 506                 com_err("create_journal_dev", retval,
 507                         _("while initializing journal superblock"));
 508                 exit(1);
 509         }
 510
 511         if (journal_flags & EXT2_MKJOURNAL_LAZYINIT)
 512                 goto write_superblock;
 513
 514         ext2fs_numeric_progress_init(fs, &progress,
 515                                      _("Zeroing journal device: "),
 516                                      ext2fs_blocks_count(fs->super));
 517         blk = 0;
 518         count = ext2fs_blocks_count(fs->super);
 519         while (count > 0) {
 520                 if (count > 1024)
 521                         c = 1024;
 522                 else
 523                         c = count;
 524                 retval = ext2fs_zero_blocks2(fs, blk, c, &err_blk, &err_count);
 525                 if (retval) {
 526                         com_err("create_journal_dev", retval,
 527                                 _("while zeroing journal device "
 528                                   "(block %llu, count %d)"),
 529                                 err_blk, err_count);
 530                         exit(1);
 531                 }
 532                 blk += c;
 533                 count -= c;
 534                 ext2fs_numeric_progress_update(fs, &progress, blk);
 535         }
 536         ext2fs_zero_blocks2(0, 0, 0, 0, 0);
 537
 538         ext2fs_numeric_progress_close(fs, &progress, NULL);
 539 write_superblock:
 540         retval = io_channel_write_blk64(fs->io,
 541                                         fs->super->s_first_data_block+1,
 542                                         1, buf);
 543         if (retval) {
 544                 com_err("create_journal_dev", retval,
 545                         _("while writing journal superblock"));
 546                 exit(1);
 547         }
 548 }
 549
 550 static void show_stats(ext2_filsys fs)
 551 {
 552         struct ext2_super_block *s = fs->super;
 553         char                    buf[80];
 554         char                    *os;
 555         blk64_t                 group_block;
 556         dgrp_t                  i;
 557         int                     need, col_left;
 558
 559         if (ext2fs_blocks_count(&fs_param) != ext2fs_blocks_count(s))
 560                 fprintf(stderr, _("warning: %llu blocks unused.\n\n"),
 561                        ext2fs_blocks_count(&fs_param) - ext2fs_blocks_count(s));
 562
 563         memset(buf, 0, sizeof(buf));
 564         strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name));
 565         printf(_("Filesystem label=%s\n"), buf);
 566         os = e2p_os2string(fs->super->s_creator_os);
 567         if (os)
 568                 printf(_("OS type: %s\n"), os);
 569         free(os);
 570         printf(_("Block size=%u (log=%u)\n"), fs->blocksize,
 571                 s->s_log_block_size);
 572         if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
 573                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
 574                 printf(_("Cluster size=%u (log=%u)\n"),
 575                        fs->blocksize << fs->cluster_ratio_bits,
 576                        s->s_log_cluster_size);
 577         else
 578                 printf(_("Fragment size=%u (log=%u)\n"), EXT2_CLUSTER_SIZE(s),
 579                        s->s_log_cluster_size);
 580         printf(_("Stride=%u blocks, Stripe width=%u blocks\n"),
 581                s->s_raid_stride, s->s_raid_stripe_width);
 582         printf(_("%u inodes, %llu blocks\n"), s->s_inodes_count,
 583                ext2fs_blocks_count(s));
 584         printf(_("%llu blocks (%2.2f%%) reserved for the super user\n"),
 585                 ext2fs_r_blocks_count(s),
 586                100.0 *  ext2fs_r_blocks_count(s) / ext2fs_blocks_count(s));
 587         printf(_("First data block=%u\n"), s->s_first_data_block);
 588         if (s->s_reserved_gdt_blocks)
 589                 printf(_("Maximum filesystem blocks=%lu\n"),
 590                        (s->s_reserved_gdt_blocks + fs->desc_blocks) *
 591                        EXT2_DESC_PER_BLOCK(s) * s->s_blocks_per_group);
 592         if (fs->group_desc_count > 1)
 593                 printf(_("%u block groups\n"), fs->group_desc_count);
 594         else
 595                 printf(_("%u block group\n"), fs->group_desc_count);
 596         if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
 597                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
 598                 printf(_("%u blocks per group, %u clusters per group\n"),
 599                        s->s_blocks_per_group, s->s_clusters_per_group);
 600         else
 601                 printf(_("%u blocks per group, %u fragments per group\n"),
 602                        s->s_blocks_per_group, s->s_clusters_per_group);
 603         printf(_("%u inodes per group\n"), s->s_inodes_per_group);
 604
 605         if (fs->group_desc_count == 1) {
 606                 printf("\n");
 607                 return;
 608         }
 609
 610         printf(_("Superblock backups stored on blocks: "));
 611         group_block = s->s_first_data_block;
 612         col_left = 0;
 613         for (i = 1; i < fs->group_desc_count; i++) {
 614                 group_block += s->s_blocks_per_group;
 615                 if (!ext2fs_bg_has_super(fs, i))
 616                         continue;
 617                 if (i != 1)
 618                         printf(", ");
 619                 need = int_log10(group_block) + 2;
 620                 if (need > col_left) {
 621                         printf("\n\t");
 622                         col_left = 72;
 623                 }
 624                 col_left -= need;
 625                 printf("%llu", group_block);
 626         }
 627         printf("\n\n");
 628 }
 629
 630 /*
 631  * Set the S_CREATOR_OS field.  Return true if OS is known,
 632  * otherwise, 0.
 633  */
 634 static int set_os(struct ext2_super_block *sb, char *os)
 635 {
 636         if (isdigit (*os))
 637                 sb->s_creator_os = atoi (os);
 638         else if (strcasecmp(os, "linux") == 0)
 639                 sb->s_creator_os = EXT2_OS_LINUX;
 640         else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0)
 641                 sb->s_creator_os = EXT2_OS_HURD;
 642         else if (strcasecmp(os, "freebsd") == 0)
 643                 sb->s_creator_os = EXT2_OS_FREEBSD;
 644         else if (strcasecmp(os, "lites") == 0)
 645                 sb->s_creator_os = EXT2_OS_LITES;
 646         else
 647                 return 0;
 648         return 1;
 649 }
 650
 651 #define PATH_SET "PATH=/sbin"
 652
 653 static void parse_extended_opts(struct ext2_super_block *param,
 654                                 const char *opts)
 655 {
 656         char    *buf, *token, *next, *p, *arg, *badopt = 0;
 657         int     len;
 658         int     r_usage = 0;
 659
 660         len = strlen(opts);
 661         buf = malloc(len+1);
 662         if (!buf) {
 663                 fprintf(stderr,
 664                         _("Couldn't allocate memory to parse options!\n"));
 665                 exit(1);
 666         }
 667         strcpy(buf, opts);
 668         for (token = buf; token && *token; token = next) {
 669                 p = strchr(token, ',');
 670                 next = 0;
 671                 if (p) {
 672                         *p = 0;
 673                         next = p+1;
 674                 }
 675                 arg = strchr(token, '=');
 676                 if (arg) {
 677                         *arg = 0;
 678                         arg++;
 679                 }
 680                 if (strcmp(token, "mmp_update_interval") == 0) {
 681                         if (!arg) {
 682                                 r_usage++;
 683                                 badopt = token;
 684                                 continue;
 685                         }
 686                         param->s_mmp_update_interval = strtoul(arg, &p, 0);
 687                         if (*p) {
 688                                 fprintf(stderr,
 689                                         _("Invalid mmp_update_interval: %s\n"),
 690                                         arg);
 691                                 r_usage++;
 692                                 continue;
 693                         }
 694                 } else if (strcmp(token, "stride") == 0) {
 695                         if (!arg) {
 696                                 r_usage++;
 697                                 badopt = token;
 698                                 continue;
 699                         }
 700                         param->s_raid_stride = strtoul(arg, &p, 0);
 701                         if (*p) {
 702                                 fprintf(stderr,
 703                                         _("Invalid stride parameter: %s\n"),
 704                                         arg);
 705                                 r_usage++;
 706                                 continue;
 707                         }
 708                 } else if (strcmp(token, "stripe-width") == 0 ||
 709                            strcmp(token, "stripe_width") == 0) {
 710                         if (!arg) {
 711                                 r_usage++;
 712                                 badopt = token;
 713                                 continue;
 714                         }
 715                         param->s_raid_stripe_width = strtoul(arg, &p, 0);
 716                         if (*p) {
 717                                 fprintf(stderr,
 718                                         _("Invalid stripe-width parameter: %s\n"),
 719                                         arg);
 720                                 r_usage++;
 721                                 continue;
 722                         }
 723                 } else if (!strcmp(token, "resize")) {
 724                         blk64_t resize;
 725                         unsigned long bpg, rsv_groups;
 726                         unsigned long group_desc_count, desc_blocks;
 727                         unsigned int gdpb, blocksize;
 728                         int rsv_gdb;
 729
 730                         if (!arg) {
 731                                 r_usage++;
 732                                 badopt = token;
 733                                 continue;
 734                         }
 735
 736                         resize = parse_num_blocks2(arg,
 737                                                    param->s_log_block_size);
 738
 739                         if (resize == 0) {
 740                                 fprintf(stderr,
 741                                         _("Invalid resize parameter: %s\n"),
 742                                         arg);
 743                                 r_usage++;
 744                                 continue;
 745                         }
 746                         if (resize <= ext2fs_blocks_count(param)) {
 747                                 fprintf(stderr,
 748                                         _("The resize maximum must be greater "
 749                                           "than the filesystem size.\n"));
 750                                 r_usage++;
 751                                 continue;
 752                         }
 753
 754                         blocksize = EXT2_BLOCK_SIZE(param);
 755                         bpg = param->s_blocks_per_group;
 756                         if (!bpg)
 757                                 bpg = blocksize * 8;
 758                         gdpb = EXT2_DESC_PER_BLOCK(param);
 759                         group_desc_count = (__u32) ext2fs_div64_ceil(
 760                                 ext2fs_blocks_count(param), bpg);
 761                         desc_blocks = (group_desc_count +
 762                                        gdpb - 1) / gdpb;
 763                         rsv_groups = ext2fs_div64_ceil(resize, bpg);
 764                         rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) -
 765                                 desc_blocks;
 766                         if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param))
 767                                 rsv_gdb = EXT2_ADDR_PER_BLOCK(param);
 768
 769                         if (rsv_gdb > 0) {
 770                                 if (param->s_rev_level == EXT2_GOOD_OLD_REV) {
 771                                         fprintf(stderr,
 772         _("On-line resizing not supported with revision 0 filesystems\n"));
 773                                         free(buf);
 774                                         exit(1);
 775                                 }
 776                                 param->s_feature_compat |=
 777                                         EXT2_FEATURE_COMPAT_RESIZE_INODE;
 778
 779                                 param->s_reserved_gdt_blocks = rsv_gdb;
 780                         }
 781                 } else if (!strcmp(token, "test_fs")) {
 782                         param->s_flags |= EXT2_FLAGS_TEST_FILESYS;
 783                 } else if (!strcmp(token, "lazy_itable_init")) {
 784                         if (arg)
 785                                 lazy_itable_init = strtoul(arg, &p, 0);
 786                         else
 787                                 lazy_itable_init = 1;
 788                 } else if (!strcmp(token, "lazy_journal_init")) {
 789                         if (arg)
 790                                 journal_flags |= strtoul(arg, &p, 0) ?
 791                                                 EXT2_MKJOURNAL_LAZYINIT : 0;
 792                         else
 793                                 journal_flags |= EXT2_MKJOURNAL_LAZYINIT;
 794                 } else if (!strcmp(token, "discard")) {
 795                         discard = 1;
 796                 } else if (!strcmp(token, "nodiscard")) {
 797                         discard = 0;
 798                 } else if (!strcmp(token, "quotatype")) {
 799                         if (!arg) {
 800                                 r_usage++;
 801                                 badopt = token;
 802                                 continue;
 803                         }
 804                         if (!strncmp(arg, "usr", 3)) {
 805                                 quotatype = 0;
 806                         } else if (!strncmp(arg, "grp", 3)) {
 807                                 quotatype = 1;
 808                         } else {
 809                                 fprintf(stderr,
 810                                         _("Invalid quotatype parameter: %s\n"),
 811                                         arg);
 812                                 r_usage++;
 813                                 continue;
 814                         }
 815                 } else {
 816                         r_usage++;
 817                         badopt = token;
 818                 }
 819         }
 820         if (r_usage) {
 821                 fprintf(stderr, _("\nBad option(s) specified: %s\n\n"
 822                         "Extended options are separated by commas, "
 823                         "and may take an argument which\n"
 824                         "\tis set off by an equals ('=') sign.\n\n"
 825                         "Valid extended options are:\n"
 826                         "\tstride=<RAID per-disk data chunk in blocks>\n"
 827                         "\tstripe-width=<RAID stride * data disks in blocks>\n"
 828                         "\tresize=<resize maximum size in blocks>\n"
 829                         "\tlazy_itable_init=<0 to disable, 1 to enable>\n"
 830                         "\tlazy_journal_init=<0 to disable, 1 to enable>\n"
 831                         "\ttest_fs\n"
 832                         "\tdiscard\n"
 833                         "\tnodiscard\n"
 834                         "\tquotatype=<usr OR grp>\n\n"),
 835                         badopt ? badopt : "");
 836                 free(buf);
 837                 exit(1);
 838         }
 839         if (param->s_raid_stride &&
 840             (param->s_raid_stripe_width % param->s_raid_stride) != 0)
 841                 fprintf(stderr, _("\nWarning: RAID stripe-width %u not an even "
 842                                   "multiple of stride %u.\n\n"),
 843                         param->s_raid_stripe_width, param->s_raid_stride);
 844
 845         free(buf);
 846 }
 847
 848 static __u32 ok_features[3] = {
 849         /* Compat */
 850         EXT3_FEATURE_COMPAT_HAS_JOURNAL |
 851                 EXT2_FEATURE_COMPAT_RESIZE_INODE |
 852                 EXT2_FEATURE_COMPAT_DIR_INDEX |
 853                 EXT2_FEATURE_COMPAT_EXT_ATTR,
 854         /* Incompat */
 855         EXT2_FEATURE_INCOMPAT_FILETYPE|
 856                 EXT3_FEATURE_INCOMPAT_EXTENTS|
 857                 EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|
 858                 EXT2_FEATURE_INCOMPAT_META_BG|
 859                 EXT4_FEATURE_INCOMPAT_FLEX_BG|
 860                 EXT4_FEATURE_INCOMPAT_MMP |
 861                 EXT4_FEATURE_INCOMPAT_64BIT,
 862         /* R/O compat */
 863         EXT2_FEATURE_RO_COMPAT_LARGE_FILE|
 864                 EXT4_FEATURE_RO_COMPAT_HUGE_FILE|
 865                 EXT4_FEATURE_RO_COMPAT_DIR_NLINK|
 866                 EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE|
 867                 EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER|
 868                 EXT4_FEATURE_RO_COMPAT_GDT_CSUM|
 869                 EXT4_FEATURE_RO_COMPAT_BIGALLOC|
 870 #ifdef CONFIG_QUOTA
 871                 EXT4_FEATURE_RO_COMPAT_QUOTA|
 872 #endif
 873                 0
 874 };
 875
 876
 877 static void syntax_err_report(const char *filename, long err, int line_num)
 878 {
 879         fprintf(stderr,
 880                 _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"),
 881                 filename, line_num, error_message(err));
 882         exit(1);
 883 }
 884
 885 static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 };
 886
 887 static void edit_feature(const char *str, __u32 *compat_array)
 888 {
 889         if (!str)
 890                 return;
 891
 892         if (e2p_edit_feature(str, compat_array, ok_features)) {
 893                 fprintf(stderr, _("Invalid filesystem option set: %s\n"),
 894                         str);
 895                 exit(1);
 896         }
 897 }
 898
 899 static void edit_mntopts(const char *str, __u32 *mntopts)
 900 {
 901         if (!str)
 902                 return;
 903
 904         if (e2p_edit_mntopts(str, mntopts, ~0)) {
 905                 fprintf(stderr, _("Invalid mount option set: %s\n"),
 906                         str);
 907                 exit(1);
 908         }
 909 }
 910
 911 struct str_list {
 912         char **list;
 913         int num;
 914         int max;
 915 };
 916
 917 static errcode_t init_list(struct str_list *sl)
 918 {
 919         sl->num = 0;
 920         sl->max = 0;
 921         sl->list = malloc((sl->max+1) * sizeof(char *));
 922         if (!sl->list)
 923                 return ENOMEM;
 924         sl->list[0] = 0;
 925         return 0;
 926 }
 927
 928 static errcode_t push_string(struct str_list *sl, const char *str)
 929 {
 930         char **new_list;
 931
 932         if (sl->num >= sl->max) {
 933                 sl->max += 2;
 934                 new_list = realloc(sl->list, (sl->max+1) * sizeof(char *));
 935                 if (!new_list)
 936                         return ENOMEM;
 937                 sl->list = new_list;
 938         }
 939         sl->list[sl->num] = malloc(strlen(str)+1);
 940         if (sl->list[sl->num] == 0)
 941                 return ENOMEM;
 942         strcpy(sl->list[sl->num], str);
 943         sl->num++;
 944         sl->list[sl->num] = 0;
 945         return 0;
 946 }
 947
 948 static void print_str_list(char **list)
 949 {
 950         char **cpp;
 951
 952         for (cpp = list; *cpp; cpp++) {
 953                 printf("'%s'", *cpp);
 954                 if (cpp[1])
 955                         fputs(", ", stdout);
 956         }
 957         fputc('\n', stdout);
 958 }
 959
 960 /*
 961  * Return TRUE if the profile has the given subsection
 962  */
 963 static int profile_has_subsection(profile_t profile, const char *section,
 964                                   const char *subsection)
 965 {
 966         void                    *state;
 967         const char              *names[4];
 968         char                    *name;
 969         int                     ret = 0;
 970
 971         names[0] = section;
 972         names[1] = subsection;
 973         names[2] = 0;
 974
 975         if (profile_iterator_create(profile, names,
 976                                     PROFILE_ITER_LIST_SECTION |
 977                                     PROFILE_ITER_RELATIONS_ONLY, &state))
 978                 return 0;
 979
 980         if ((profile_iterator(&state, &name, 0) == 0) && name) {
 981                 free(name);
 982                 ret = 1;
 983         }
 984
 985         profile_iterator_free(&state);
 986         return ret;
 987 }
 988
 989 static char **parse_fs_type(const char *fs_type,
 990                             const char *usage_types,
 991                             struct ext2_super_block *fs_param,
 992                             blk64_t fs_blocks_count,
 993                             char *progname)
 994 {
 995         const char      *ext_type = 0;
 996         char            *parse_str;
 997         char            *profile_type = 0;
 998         char            *cp, *t;
 999         const char      *size_type;
1000         struct str_list list;
1001         unsigned long long meg;
1002         int             is_hurd = 0;
1003
1004         if (init_list(&list))
1005                 return 0;
1006
1007         if (creator_os && (!strcasecmp(creator_os, "GNU") ||
1008                            !strcasecmp(creator_os, "hurd")))
1009                 is_hurd = 1;
1010
1011         if (fs_type)
1012                 ext_type = fs_type;
1013         else if (is_hurd)
1014                 ext_type = "ext2";
1015         else if (!strcmp(program_name, "mke3fs"))
1016                 ext_type = "ext3";
1017         else if (!strcmp(program_name, "mke4fs"))
1018                 ext_type = "ext4";
1019         else if (progname) {
1020                 ext_type = strrchr(progname, '/');
1021                 if (ext_type)
1022                         ext_type++;
1023                 else
1024                         ext_type = progname;
1025
1026                 if (!strncmp(ext_type, "mkfs.", 5)) {
1027                         ext_type += 5;
1028                         if (ext_type[0] == 0)
1029                                 ext_type = 0;
1030                 } else
1031                         ext_type = 0;
1032         }
1033
1034         if (!ext_type) {
1035                 profile_get_string(profile, "defaults", "fs_type", 0,
1036                                    "ext2", &profile_type);
1037                 ext_type = profile_type;
1038                 if (!strcmp(ext_type, "ext2") && (journal_size != 0))
1039                         ext_type = "ext3";
1040         }
1041
1042
1043         if (!profile_has_subsection(profile, "fs_types", ext_type) &&
1044             strcmp(ext_type, "ext2")) {
1045                 printf(_("\nYour mke2fs.conf file does not define the "
1046                          "%s filesystem type.\n"), ext_type);
1047                 if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") ||
1048                     !strcmp(ext_type, "ext4dev")) {
1049                         printf(_("You probably need to install an updated "
1050                                  "mke2fs.conf file.\n\n"));
1051                 }
1052                 if (!force) {
1053                         printf(_("Aborting...\n"));
1054                         exit(1);
1055                 }
1056         }
1057
1058         meg = (1024 * 1024) / EXT2_BLOCK_SIZE(fs_param);
1059         if (fs_blocks_count < 3 * meg)
1060                 size_type = "floppy";
1061         else if (fs_blocks_count < 512 * meg)
1062                 size_type = "small";
1063         else if (fs_blocks_count < 4 * 1024 * 1024 * meg)
1064                 size_type = "default";
1065         else if (fs_blocks_count < 16 * 1024 * 1024 * meg)
1066                 size_type = "big";
1067         else
1068                 size_type = "huge";
1069
1070         if (!usage_types)
1071                 usage_types = size_type;
1072
1073         parse_str = malloc(strlen(usage_types)+1);
1074         if (!parse_str) {
1075                 free(list.list);
1076                 return 0;
1077         }
1078         strcpy(parse_str, usage_types);
1079
1080         if (ext_type)
1081                 push_string(&list, ext_type);
1082         cp = parse_str;
1083         while (1) {
1084                 t = strchr(cp, ',');
1085                 if (t)
1086                         *t = '\0';
1087
1088                 if (*cp) {
1089                         if (profile_has_subsection(profile, "fs_types", cp))
1090                                 push_string(&list, cp);
1091                         else if (strcmp(cp, "default") != 0)
1092                                 fprintf(stderr,
1093                                         _("\nWarning: the fs_type %s is not "
1094                                           "defined in mke2fs.conf\n\n"),
1095                                         cp);
1096                 }
1097                 if (t)
1098                         cp = t+1;
1099                 else {
1100                         cp = "";
1101                         break;
1102                 }
1103         }
1104         free(parse_str);
1105         free(profile_type);
1106         if (is_hurd)
1107                 push_string(&list, "hurd");
1108         return (list.list);
1109 }
1110
1111 static char *get_string_from_profile(char **fs_types, const char *opt,
1112                                      const char *def_val)
1113 {
1114         char *ret = 0;
1115         int i;
1116
1117         for (i=0; fs_types[i]; i++);
1118         for (i-=1; i >=0 ; i--) {
1119                 profile_get_string(profile, "fs_types", fs_types[i],
1120                                    opt, 0, &ret);
1121                 if (ret)
1122                         return ret;
1123         }
1124         profile_get_string(profile, "defaults", opt, 0, def_val, &ret);
1125         return (ret);
1126 }
1127
1128 static int get_int_from_profile(char **fs_types, const char *opt, int def_val)
1129 {
1130         int ret;
1131         char **cpp;
1132
1133         profile_get_integer(profile, "defaults", opt, 0, def_val, &ret);
1134         for (cpp = fs_types; *cpp; cpp++)
1135                 profile_get_integer(profile, "fs_types", *cpp, opt, ret, &ret);
1136         return ret;
1137 }
1138
1139 static double get_double_from_profile(char **fs_types, const char *opt,
1140                                       double def_val)
1141 {
1142         double ret;
1143         char **cpp;
1144
1145         profile_get_double(profile, "defaults", opt, 0, def_val, &ret);
1146         for (cpp = fs_types; *cpp; cpp++)
1147                 profile_get_double(profile, "fs_types", *cpp, opt, ret, &ret);
1148         return ret;
1149 }
1150
1151 static int get_bool_from_profile(char **fs_types, const char *opt, int def_val)
1152 {
1153         int ret;
1154         char **cpp;
1155
1156         profile_get_boolean(profile, "defaults", opt, 0, def_val, &ret);
1157         for (cpp = fs_types; *cpp; cpp++)
1158                 profile_get_boolean(profile, "fs_types", *cpp, opt, ret, &ret);
1159         return ret;
1160 }
1161
1162 extern const char *mke2fs_default_profile;
1163 static const char *default_files[] = { "<default>", 0 };
1164
1165 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1166 /*
1167  * Sets the geometry of a device (stripe/stride), and returns the
1168  * device's alignment offset, if any, or a negative error.
1169  */
1170 static int get_device_geometry(const char *file,
1171                                struct ext2_super_block *fs_param,
1172                                int psector_size)
1173 {
1174         int rc = -1;
1175         int blocksize;
1176         blkid_probe pr;
1177         blkid_topology tp;
1178         unsigned long min_io;
1179         unsigned long opt_io;
1180         struct stat statbuf;
1181
1182         /* Nothing to do for a regular file */
1183         if (!stat(file, &statbuf) && S_ISREG(statbuf.st_mode))
1184                 return 0;
1185
1186         pr = blkid_new_probe_from_filename(file);
1187         if (!pr)
1188                 goto out;
1189
1190         tp = blkid_probe_get_topology(pr);
1191         if (!tp)
1192                 goto out;
1193
1194         min_io = blkid_topology_get_minimum_io_size(tp);
1195         opt_io = blkid_topology_get_optimal_io_size(tp);
1196         blocksize = EXT2_BLOCK_SIZE(fs_param);
1197         if ((min_io == 0) && (psector_size > blocksize))
1198                 min_io = psector_size;
1199         if ((opt_io == 0) && min_io)
1200                 opt_io = min_io;
1201         if ((opt_io == 0) && (psector_size > blocksize))
1202                 opt_io = psector_size;
1203
1204         /* setting stripe/stride to blocksize is pointless */
1205         if (min_io > blocksize)
1206                 fs_param->s_raid_stride = min_io / blocksize;
1207         if (opt_io > blocksize)
1208                 fs_param->s_raid_stripe_width = opt_io / blocksize;
1209
1210         rc = blkid_topology_get_alignment_offset(tp);
1211 out:
1212         blkid_free_probe(pr);
1213         return rc;
1214 }
1215 #endif
1216
1217 static void PRS(int argc, char *argv[])
1218 {
1219         int             b, c;
1220         int             cluster_size = 0;
1221         char            *tmp, **cpp;
1222         int             blocksize = 0;
1223         int             inode_ratio = 0;
1224         int             inode_size = 0;
1225         unsigned long   flex_bg_size = 0;
1226         double          reserved_ratio = -1.0;
1227         int             lsector_size = 0, psector_size = 0;
1228         int             show_version_only = 0;
1229         unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */
1230         errcode_t       retval;
1231         char *          oldpath = getenv("PATH");
1232         char *          extended_opts = 0;
1233         char *          fs_type = 0;
1234         char *          usage_types = 0;
1235         blk64_t         dev_size;
1236         blk64_t         fs_blocks_count = 0;
1237 #ifdef __linux__
1238         struct          utsname ut;
1239 #endif
1240         long            sysval;
1241         int             s_opt = -1, r_opt = -1;
1242         char            *fs_features = 0;
1243         int             use_bsize;
1244         char            *newpath;
1245         int             pathlen = sizeof(PATH_SET) + 1;
1246
1247         if (oldpath)
1248                 pathlen += strlen(oldpath);
1249         newpath = malloc(pathlen);
1250         if (!newpath) {
1251                 fprintf(stderr, _("Couldn't allocate memory for new PATH.\n"));
1252                 exit(1);
1253         }
1254         strcpy(newpath, PATH_SET);
1255
1256         /* Update our PATH to include /sbin  */
1257         if (oldpath) {
1258                 strcat (newpath, ":");
1259                 strcat (newpath, oldpath);
1260         }
1261         putenv (newpath);
1262
1263         tmp = getenv("MKE2FS_SYNC");
1264         if (tmp)
1265                 sync_kludge = atoi(tmp);
1266
1267         /* Determine the system page size if possible */
1268 #ifdef HAVE_SYSCONF
1269 #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
1270 #define _SC_PAGESIZE _SC_PAGE_SIZE
1271 #endif
1272 #ifdef _SC_PAGESIZE
1273         sysval = sysconf(_SC_PAGESIZE);
1274         if (sysval > 0)
1275                 sys_page_size = sysval;
1276 #endif /* _SC_PAGESIZE */
1277 #endif /* HAVE_SYSCONF */
1278
1279         if ((tmp = getenv("MKE2FS_CONFIG")) != NULL)
1280                 config_fn[0] = tmp;
1281         profile_set_syntax_err_cb(syntax_err_report);
1282         retval = profile_init(config_fn, &profile);
1283         if (retval == ENOENT) {
1284                 retval = profile_init(default_files, &profile);
1285                 if (retval)
1286                         goto profile_error;
1287                 retval = profile_set_default(profile, mke2fs_default_profile);
1288                 if (retval)
1289                         goto profile_error;
1290         } else if (retval) {
1291 profile_error:
1292                 fprintf(stderr, _("Couldn't init profile successfully"
1293                                   " (error: %ld).\n"), retval);
1294                 exit(1);
1295         }
1296
1297         setbuf(stdout, NULL);
1298         setbuf(stderr, NULL);
1299         add_error_table(&et_ext2_error_table);
1300         add_error_table(&et_prof_error_table);
1301         memset(&fs_param, 0, sizeof(struct ext2_super_block));
1302         fs_param.s_rev_level = 1;  /* Create revision 1 filesystems now */
1303
1304 #ifdef __linux__
1305         if (uname(&ut)) {
1306                 perror("uname");
1307                 exit(1);
1308         }
1309         linux_version_code = parse_version_number(ut.release);
1310         if (linux_version_code && linux_version_code < (2*65536 + 2*256))
1311                 fs_param.s_rev_level = 0;
1312 #endif
1313
1314         if (argc && *argv) {
1315                 program_name = get_progname(*argv);
1316
1317                 /* If called as mkfs.ext3, create a journal inode */
1318                 if (!strcmp(program_name, "mkfs.ext3") ||
1319                     !strcmp(program_name, "mke3fs"))
1320                         journal_size = -1;
1321         }
1322
1323         while ((c = getopt (argc, argv,
1324                     "b:cg:i:jl:m:no:qr:s:t:vC:E:FG:I:J:KL:M:N:O:R:ST:U:V")) != EOF) {
1325                 switch (c) {
1326                 case 'b':
1327                         blocksize = strtol(optarg, &tmp, 0);
1328                         b = (blocksize > 0) ? blocksize : -blocksize;
1329                         if (b < EXT2_MIN_BLOCK_SIZE ||
1330                             b > EXT2_MAX_BLOCK_SIZE || *tmp) {
1331                                 com_err(program_name, 0,
1332                                         _("invalid block size - %s"), optarg);
1333                                 exit(1);
1334                         }
1335                         if (blocksize > 4096)
1336                                 fprintf(stderr, _("Warning: blocksize %d not "
1337                                                   "usable on most systems.\n"),
1338                                         blocksize);
1339                         if (blocksize > 0)
1340                                 fs_param.s_log_block_size =
1341                                         int_log2(blocksize >>
1342                                                  EXT2_MIN_BLOCK_LOG_SIZE);
1343                         break;
1344                 case 'c':       /* Check for bad blocks */
1345                         cflag++;
1346                         break;
1347                 case 'C':
1348                         cluster_size = strtoul(optarg, &tmp, 0);
1349                         if (cluster_size < EXT2_MIN_CLUSTER_SIZE ||
1350                             cluster_size > EXT2_MAX_CLUSTER_SIZE || *tmp) {
1351                                 com_err(program_name, 0,
1352                                         _("invalid cluster size - %s"),
1353                                         optarg);
1354                                 exit(1);
1355                         }
1356                         break;
1357                 case 'g':
1358                         fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0);
1359                         if (*tmp) {
1360                                 com_err(program_name, 0,
1361                                         _("Illegal number for blocks per group"));
1362                                 exit(1);
1363                         }
1364                         if ((fs_param.s_blocks_per_group % 8) != 0) {
1365                                 com_err(program_name, 0,
1366                                 _("blocks per group must be multiple of 8"));
1367                                 exit(1);
1368                         }
1369                         break;
1370                 case 'G':
1371                         flex_bg_size = strtoul(optarg, &tmp, 0);
1372                         if (*tmp) {
1373                                 com_err(program_name, 0,
1374                                         _("Illegal number for flex_bg size"));
1375                                 exit(1);
1376                         }
1377                         if (flex_bg_size < 1 ||
1378                             (flex_bg_size & (flex_bg_size-1)) != 0) {
1379                                 com_err(program_name, 0,
1380                                         _("flex_bg size must be a power of 2"));
1381                                 exit(1);
1382                         }
1383                         break;
1384                 case 'i':
1385                         inode_ratio = strtoul(optarg, &tmp, 0);
1386                         if (inode_ratio < EXT2_MIN_BLOCK_SIZE ||
1387                             inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 ||
1388                             *tmp) {
1389                                 com_err(program_name, 0,
1390                                         _("invalid inode ratio %s (min %d/max %d)"),
1391                                         optarg, EXT2_MIN_BLOCK_SIZE,
1392                                         EXT2_MAX_BLOCK_SIZE * 1024);
1393                                 exit(1);
1394                         }
1395                         break;
1396                 case 'J':
1397                         parse_journal_opts(optarg);
1398                         break;
1399                 case 'K':
1400                         fprintf(stderr, _("Warning: -K option is deprecated and "
1401                                           "should not be used anymore. Use "
1402                                           "\'-E nodiscard\' extended option "
1403                                           "instead!\n"));
1404                         discard = 0;
1405                         break;
1406                 case 'j':
1407                         if (!journal_size)
1408                                 journal_size = -1;
1409                         break;
1410                 case 'l':
1411                         bad_blocks_filename = malloc(strlen(optarg)+1);
1412                         if (!bad_blocks_filename) {
1413                                 com_err(program_name, ENOMEM,
1414                                         _("in malloc for bad_blocks_filename"));
1415                                 exit(1);
1416                         }
1417                         strcpy(bad_blocks_filename, optarg);
1418                         break;
1419                 case 'm':
1420                         reserved_ratio = strtod(optarg, &tmp);
1421                         if ( *tmp || reserved_ratio > 50 ||
1422                              reserved_ratio < 0) {
1423                                 com_err(program_name, 0,
1424                                         _("invalid reserved blocks percent - %s"),
1425                                         optarg);
1426                                 exit(1);
1427                         }
1428                         break;
1429                 case 'n':
1430                         noaction++;
1431                         break;
1432                 case 'o':
1433                         creator_os = optarg;
1434                         break;
1435                 case 'q':
1436                         quiet = 1;
1437                         break;
1438                 case 'r':
1439                         r_opt = strtoul(optarg, &tmp, 0);
1440                         if (*tmp) {
1441                                 com_err(program_name, 0,
1442                                         _("bad revision level - %s"), optarg);
1443                                 exit(1);
1444                         }
1445                         fs_param.s_rev_level = r_opt;
1446                         break;
1447                 case 's':       /* deprecated */
1448                         s_opt = atoi(optarg);
1449                         break;
1450                 case 'I':
1451                         inode_size = strtoul(optarg, &tmp, 0);
1452                         if (*tmp) {
1453                                 com_err(program_name, 0,
1454                                         _("invalid inode size - %s"), optarg);
1455                                 exit(1);
1456                         }
1457                         break;
1458                 case 'v':
1459                         verbose = 1;
1460                         break;
1461                 case 'F':
1462                         force++;
1463                         break;
1464                 case 'L':
1465                         volume_label = optarg;
1466                         break;
1467                 case 'M':
1468                         mount_dir = optarg;
1469                         break;
1470                 case 'N':
1471                         num_inodes = strtoul(optarg, &tmp, 0);
1472                         if (*tmp) {
1473                                 com_err(program_name, 0,
1474                                         _("bad num inodes - %s"), optarg);
1475                                         exit(1);
1476                         }
1477                         break;
1478                 case 'O':
1479                         fs_features = optarg;
1480                         break;
1481                 case 'E':
1482                 case 'R':
1483                         extended_opts = optarg;
1484                         break;
1485                 case 'S':
1486                         super_only = 1;
1487                         break;
1488                 case 't':
1489                         if (fs_type) {
1490                                 com_err(program_name, 0,
1491                                     _("The -t option may only be used once"));
1492                                 exit(1);
1493                         }
1494                         fs_type = strdup(optarg);
1495                         break;
1496                 case 'T':
1497                         if (usage_types) {
1498                                 com_err(program_name, 0,
1499                                     _("The -T option may only be used once"));
1500                                 exit(1);
1501                         }
1502                         usage_types = strdup(optarg);
1503                         break;
1504                 case 'U':
1505                         fs_uuid = optarg;
1506                         break;
1507                 case 'V':
1508                         /* Print version number and exit */
1509                         show_version_only++;
1510                         break;
1511                 default:
1512                         usage();
1513                 }
1514         }
1515         if ((optind == argc) && !show_version_only)
1516                 usage();
1517         device_name = argv[optind++];
1518
1519         if (!quiet || show_version_only)
1520                 fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION,
1521                          E2FSPROGS_DATE);
1522
1523         if (show_version_only) {
1524                 fprintf(stderr, _("\tUsing %s\n"),
1525                         error_message(EXT2_ET_BASE));
1526                 exit(0);
1527         }
1528
1529         /*
1530          * If there's no blocksize specified and there is a journal
1531          * device, use it to figure out the blocksize
1532          */
1533         if (blocksize <= 0 && journal_device) {
1534                 ext2_filsys     jfs;
1535                 io_manager      io_ptr;
1536
1537 #ifdef CONFIG_TESTIO_DEBUG
1538                 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
1539                         io_ptr = test_io_manager;
1540                         test_io_backing_manager = unix_io_manager;
1541                 } else
1542 #endif
1543                         io_ptr = unix_io_manager;
1544                 retval = ext2fs_open(journal_device,
1545                                      EXT2_FLAG_JOURNAL_DEV_OK, 0,
1546                                      0, io_ptr, &jfs);
1547                 if (retval) {
1548                         com_err(program_name, retval,
1549                                 _("while trying to open journal device %s\n"),
1550                                 journal_device);
1551                         exit(1);
1552                 }
1553                 if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) {
1554                         com_err(program_name, 0,
1555                                 _("Journal dev blocksize (%d) smaller than "
1556                                   "minimum blocksize %d\n"), jfs->blocksize,
1557                                 -blocksize);
1558                         exit(1);
1559                 }
1560                 blocksize = jfs->blocksize;
1561                 printf(_("Using journal device's blocksize: %d\n"), blocksize);
1562                 fs_param.s_log_block_size =
1563                         int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
1564                 ext2fs_close(jfs);
1565         }
1566
1567         if (optind < argc) {
1568                 fs_blocks_count = parse_num_blocks2(argv[optind++],
1569                                                    fs_param.s_log_block_size);
1570                 if (!fs_blocks_count) {
1571                         com_err(program_name, 0,
1572                                 _("invalid blocks '%s' on device '%s'"),
1573                                 argv[optind - 1], device_name);
1574                         exit(1);
1575                 }
1576         }
1577         if (optind < argc)
1578                 usage();
1579
1580         if (!force)
1581                 check_plausibility(device_name);
1582         check_mount(device_name, force, _("filesystem"));
1583
1584         /* Determine the size of the device (if possible) */
1585         if (noaction && fs_blocks_count) {
1586                 dev_size = fs_blocks_count;
1587                 retval = 0;
1588         } else
1589                 retval = ext2fs_get_device_size2(device_name,
1590                                                  EXT2_BLOCK_SIZE(&fs_param),
1591                                                  &dev_size);
1592
1593         if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) {
1594                 com_err(program_name, retval,
1595                         _("while trying to determine filesystem size"));
1596                 exit(1);
1597         }
1598         if (!fs_blocks_count) {
1599                 if (retval == EXT2_ET_UNIMPLEMENTED) {
1600                         com_err(program_name, 0,
1601                                 _("Couldn't determine device size; you "
1602                                 "must specify\nthe size of the "
1603                                 "filesystem\n"));
1604                         exit(1);
1605                 } else {
1606                         if (dev_size == 0) {
1607                                 com_err(program_name, 0,
1608                                 _("Device size reported to be zero.  "
1609                                   "Invalid partition specified, or\n\t"
1610                                   "partition table wasn't reread "
1611                                   "after running fdisk, due to\n\t"
1612                                   "a modified partition being busy "
1613                                   "and in use.  You may need to reboot\n\t"
1614                                   "to re-read your partition table.\n"
1615                                   ));
1616                                 exit(1);
1617                         }
1618                         fs_blocks_count = dev_size;
1619                         if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param))
1620                                 fs_blocks_count &= ~((blk64_t) ((sys_page_size /
1621                                              EXT2_BLOCK_SIZE(&fs_param))-1));
1622                 }
1623         } else if (!force && (fs_blocks_count > dev_size)) {
1624                 com_err(program_name, 0,
1625                         _("Filesystem larger than apparent device size."));
1626                 proceed_question();
1627         }
1628
1629         if (!fs_type)
1630                 profile_get_string(profile, "devices", device_name,
1631                                    "fs_type", 0, &fs_type);
1632         if (!usage_types)
1633                 profile_get_string(profile, "devices", device_name,
1634                                    "usage_types", 0, &usage_types);
1635
1636         /*
1637          * We have the file system (or device) size, so we can now
1638          * determine the appropriate file system types so the fs can
1639          * be appropriately configured.
1640          */
1641         fs_types = parse_fs_type(fs_type, usage_types, &fs_param,
1642                                  fs_blocks_count ? fs_blocks_count : dev_size,
1643                                  argv[0]);
1644         if (!fs_types) {
1645                 fprintf(stderr, _("Failed to parse fs types list\n"));
1646                 exit(1);
1647         }
1648
1649         /* Figure out what features should be enabled */
1650
1651         tmp = NULL;
1652         if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) {
1653                 tmp = get_string_from_profile(fs_types, "base_features",
1654                       "sparse_super,filetype,resize_inode,dir_index");
1655                 edit_feature(tmp, &fs_param.s_feature_compat);
1656                 free(tmp);
1657
1658                 /* And which mount options as well */
1659                 tmp = get_string_from_profile(fs_types, "default_mntopts",
1660                                               "acl,user_xattr");
1661                 edit_mntopts(tmp, &fs_param.s_default_mount_opts);
1662                 if (tmp)
1663                         free(tmp);
1664
1665                 for (cpp = fs_types; *cpp; cpp++) {
1666                         tmp = NULL;
1667                         profile_get_string(profile, "fs_types", *cpp,
1668                                            "features", "", &tmp);
1669                         if (tmp && *tmp)
1670                                 edit_feature(tmp, &fs_param.s_feature_compat);
1671                         if (tmp)
1672                                 free(tmp);
1673                 }
1674                 tmp = get_string_from_profile(fs_types, "default_features",
1675                                               "");
1676         }
1677         edit_feature(fs_features ? fs_features : tmp,
1678                      &fs_param.s_feature_compat);
1679         if (tmp)
1680                 free(tmp);
1681
1682         /*
1683          * We now need to do a sanity check of fs_blocks_count for
1684          * 32-bit vs 64-bit block number support.
1685          */
1686         if ((fs_blocks_count > MAX_32_NUM) && (blocksize == 0)) {
1687                 fs_blocks_count /= 4; /* Try using a 4k blocksize */
1688                 blocksize = 4096;
1689                 fs_param.s_log_block_size = 2;
1690         }
1691         if ((fs_blocks_count > MAX_32_NUM) &&
1692             !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) &&
1693             get_bool_from_profile(fs_types, "auto_64-bit_support", 0)) {
1694                 fs_param.s_feature_incompat |= EXT4_FEATURE_INCOMPAT_64BIT;
1695                 fs_param.s_feature_compat &= ~EXT2_FEATURE_COMPAT_RESIZE_INODE;
1696         }
1697         if ((fs_blocks_count > MAX_32_NUM) &&
1698             !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT)) {
1699                 fprintf(stderr, _("%s: Size of device (0x%llx blocks) %s "
1700                                   "too big to be expressed\n\t"
1701                                   "in 32 bits using a blocksize of %d.\n"),
1702                         program_name, fs_blocks_count, device_name,
1703                         EXT2_BLOCK_SIZE(&fs_param));
1704                 exit(1);
1705         }
1706
1707         ext2fs_blocks_count_set(&fs_param, fs_blocks_count);
1708
1709         if (fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
1710                 fs_types[0] = strdup("journal");
1711                 fs_types[1] = 0;
1712         }
1713
1714         if (verbose) {
1715                 fputs(_("fs_types for mke2fs.conf resolution: "), stdout);
1716                 print_str_list(fs_types);
1717         }
1718
1719         if (r_opt == EXT2_GOOD_OLD_REV &&
1720             (fs_param.s_feature_compat || fs_param.s_feature_incompat ||
1721              fs_param.s_feature_ro_compat)) {
1722                 fprintf(stderr, _("Filesystem features not supported "
1723                                   "with revision 0 filesystems\n"));
1724                 exit(1);
1725         }
1726
1727         if (s_opt > 0) {
1728                 if (r_opt == EXT2_GOOD_OLD_REV) {
1729                         fprintf(stderr, _("Sparse superblocks not supported "
1730                                   "with revision 0 filesystems\n"));
1731                         exit(1);
1732                 }
1733                 fs_param.s_feature_ro_compat |=
1734                         EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
1735         } else if (s_opt == 0)
1736                 fs_param.s_feature_ro_compat &=
1737                         ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
1738
1739         if (journal_size != 0) {
1740                 if (r_opt == EXT2_GOOD_OLD_REV) {
1741                         fprintf(stderr, _("Journals not supported "
1742                                   "with revision 0 filesystems\n"));
1743                         exit(1);
1744                 }
1745                 fs_param.s_feature_compat |=
1746                         EXT3_FEATURE_COMPAT_HAS_JOURNAL;
1747         }
1748
1749         /* Get reserved_ratio from profile if not specified on cmd line. */
1750         if (reserved_ratio < 0.0) {
1751                 reserved_ratio = get_double_from_profile(
1752                                         fs_types, "reserved_ratio", 5.0);
1753                 if (reserved_ratio > 50 || reserved_ratio < 0) {
1754                         com_err(program_name, 0,
1755                                 _("invalid reserved blocks percent - %lf"),
1756                                 reserved_ratio);
1757                         exit(1);
1758                 }
1759         }
1760
1761         if (fs_param.s_feature_incompat &
1762             EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
1763                 reserved_ratio = 0;
1764                 fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV;
1765                 fs_param.s_feature_compat = 0;
1766                 fs_param.s_feature_ro_compat = 0;
1767         }
1768
1769         if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) &&
1770             (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) {
1771                 fprintf(stderr, _("The resize_inode and meta_bg features "
1772                                   "are not compatible.\n"
1773                                   "They can not be both enabled "
1774                                   "simultaneously.\n"));
1775                 exit(1);
1776         }
1777
1778         /* Set first meta blockgroup via an environment variable */
1779         /* (this is mostly for debugging purposes) */
1780         if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) &&
1781             ((tmp = getenv("MKE2FS_FIRST_META_BG"))))
1782                 fs_param.s_first_meta_bg = atoi(tmp);
1783
1784         /* Get the hardware sector sizes, if available */
1785         retval = ext2fs_get_device_sectsize(device_name, &lsector_size);
1786         if (retval) {
1787                 com_err(program_name, retval,
1788                         _("while trying to determine hardware sector size"));
1789                 exit(1);
1790         }
1791         retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size);
1792         if (retval) {
1793                 com_err(program_name, retval,
1794                         _("while trying to determine physical sector size"));
1795                 exit(1);
1796         }
1797
1798         if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL)
1799                 lsector_size = atoi(tmp);
1800         if ((tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE")) != NULL)
1801                 psector_size = atoi(tmp);
1802
1803         /* Older kernels may not have physical/logical distinction */
1804         if (!psector_size)
1805                 psector_size = lsector_size;
1806
1807         if (blocksize <= 0) {
1808                 use_bsize = get_int_from_profile(fs_types, "blocksize", 4096);
1809
1810                 if (use_bsize == -1) {
1811                         use_bsize = sys_page_size;
1812                         if ((linux_version_code < (2*65536 + 6*256)) &&
1813                             (use_bsize > 4096))
1814                                 use_bsize = 4096;
1815                 }
1816                 if (lsector_size && use_bsize < lsector_size)
1817                         use_bsize = lsector_size;
1818                 if ((blocksize < 0) && (use_bsize < (-blocksize)))
1819                         use_bsize = -blocksize;
1820                 blocksize = use_bsize;
1821                 ext2fs_blocks_count_set(&fs_param,
1822                                         ext2fs_blocks_count(&fs_param) /
1823                                         (blocksize / 1024));
1824         } else {
1825                 if (blocksize < lsector_size) {                 /* Impossible */
1826                         com_err(program_name, EINVAL,
1827                                 _("while setting blocksize; too small "
1828                                   "for device\n"));
1829                         exit(1);
1830                 } else if ((blocksize < psector_size) &&
1831                            (psector_size <= sys_page_size)) {   /* Suboptimal */
1832                         fprintf(stderr, _("Warning: specified blocksize %d is "
1833                                 "less than device physical sectorsize %d\n"),
1834                                 blocksize, psector_size);
1835                 }
1836         }
1837
1838         fs_param.s_log_block_size =
1839                 int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
1840         if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) {
1841                 if (!cluster_size)
1842                         cluster_size = get_int_from_profile(fs_types,
1843                                                             "cluster_size",
1844                                                             blocksize*16);
1845                 fs_param.s_log_cluster_size =
1846                         int_log2(cluster_size >> EXT2_MIN_CLUSTER_LOG_SIZE);
1847         } else
1848                 fs_param.s_log_cluster_size = fs_param.s_log_block_size;
1849
1850         if (inode_ratio == 0) {
1851                 inode_ratio = get_int_from_profile(fs_types, "inode_ratio",
1852                                                    8192);
1853                 if (inode_ratio < blocksize)
1854                         inode_ratio = blocksize;
1855                 if (inode_ratio < EXT2_CLUSTER_SIZE(&fs_param))
1856                         inode_ratio = EXT2_CLUSTER_SIZE(&fs_param);
1857         }
1858
1859 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1860         retval = get_device_geometry(device_name, &fs_param, psector_size);
1861         if (retval < 0) {
1862                 fprintf(stderr,
1863                         _("warning: Unable to get device geometry for %s\n"),
1864                         device_name);
1865         } else if (retval) {
1866                 printf(_("%s alignment is offset by %lu bytes.\n"),
1867                        device_name, retval);
1868                 printf(_("This may result in very poor performance, "
1869                           "(re)-partitioning suggested.\n"));
1870         }
1871 #endif
1872
1873         blocksize = EXT2_BLOCK_SIZE(&fs_param);
1874
1875         /* This check should happen beyond the last assignment to blocksize */
1876         if (blocksize > sys_page_size) {
1877                 if (!force) {
1878                         com_err(program_name, 0,
1879                                 _("%d-byte blocks too big for system (max %d)"),
1880                                 blocksize, sys_page_size);
1881                         proceed_question();
1882                 }
1883                 fprintf(stderr, _("Warning: %d-byte blocks too big for system "
1884                                   "(max %d), forced to continue\n"),
1885                         blocksize, sys_page_size);
1886         }
1887
1888         lazy_itable_init = 0;
1889         if (access("/sys/fs/ext4/features/lazy_itable_init", R_OK) == 0)
1890                 lazy_itable_init = 1;
1891
1892         lazy_itable_init = get_bool_from_profile(fs_types,
1893                                                  "lazy_itable_init",
1894                                                  lazy_itable_init);
1895         discard = get_bool_from_profile(fs_types, "discard" , discard);
1896         journal_flags |= get_bool_from_profile(fs_types,
1897                                                "lazy_journal_init", 0) ?
1898                                                EXT2_MKJOURNAL_LAZYINIT : 0;
1899
1900         /* Get options from profile */
1901         for (cpp = fs_types; *cpp; cpp++) {
1902                 tmp = NULL;
1903                 profile_get_string(profile, "fs_types", *cpp, "options", "", &tmp);
1904                         if (tmp && *tmp)
1905                                 parse_extended_opts(&fs_param, tmp);
1906                         free(tmp);
1907         }
1908
1909         if (extended_opts)
1910                 parse_extended_opts(&fs_param, extended_opts);
1911
1912         /* Since sparse_super is the default, we would only have a problem
1913          * here if it was explicitly disabled.
1914          */
1915         if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) &&
1916             !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) {
1917                 com_err(program_name, 0,
1918                         _("reserved online resize blocks not supported "
1919                           "on non-sparse filesystem"));
1920                 exit(1);
1921         }
1922
1923         if (fs_param.s_blocks_per_group) {
1924                 if (fs_param.s_blocks_per_group < 256 ||
1925                     fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) {
1926                         com_err(program_name, 0,
1927                                 _("blocks per group count out of range"));
1928                         exit(1);
1929                 }
1930         }
1931
1932         if (inode_size == 0)
1933                 inode_size = get_int_from_profile(fs_types, "inode_size", 0);
1934         if (!flex_bg_size && (fs_param.s_feature_incompat &
1935                               EXT4_FEATURE_INCOMPAT_FLEX_BG))
1936                 flex_bg_size = get_int_from_profile(fs_types,
1937                                                     "flex_bg_size", 16);
1938         if (flex_bg_size) {
1939                 if (!(fs_param.s_feature_incompat &
1940                       EXT4_FEATURE_INCOMPAT_FLEX_BG)) {
1941                         com_err(program_name, 0,
1942                                 _("Flex_bg feature not enabled, so "
1943                                   "flex_bg size may not be specified"));
1944                         exit(1);
1945                 }
1946                 fs_param.s_log_groups_per_flex = int_log2(flex_bg_size);
1947         }
1948
1949         if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) {
1950                 if (inode_size < EXT2_GOOD_OLD_INODE_SIZE ||
1951                     inode_size > EXT2_BLOCK_SIZE(&fs_param) ||
1952                     inode_size & (inode_size - 1)) {
1953                         com_err(program_name, 0,
1954                                 _("invalid inode size %d (min %d/max %d)"),
1955                                 inode_size, EXT2_GOOD_OLD_INODE_SIZE,
1956                                 blocksize);
1957                         exit(1);
1958                 }
1959                 fs_param.s_inode_size = inode_size;
1960         }
1961
1962         /* Make sure number of inodes specified will fit in 32 bits */
1963         if (num_inodes == 0) {
1964                 unsigned long long n;
1965                 n = ext2fs_blocks_count(&fs_param) * blocksize / inode_ratio;
1966                 if (n > MAX_32_NUM) {
1967                         if (fs_param.s_feature_incompat &
1968                             EXT4_FEATURE_INCOMPAT_64BIT)
1969                                 num_inodes = MAX_32_NUM;
1970                         else {
1971                                 com_err(program_name, 0,
1972                                         _("too many inodes (%llu), raise "
1973                                           "inode ratio?"), n);
1974                                 exit(1);
1975                         }
1976                 }
1977         } else if (num_inodes > MAX_32_NUM) {
1978                 com_err(program_name, 0,
1979                         _("too many inodes (%llu), specify < 2^32 inodes"),
1980                           num_inodes);
1981                 exit(1);
1982         }
1983         /*
1984          * Calculate number of inodes based on the inode ratio
1985          */
1986         fs_param.s_inodes_count = num_inodes ? num_inodes :
1987                 (ext2fs_blocks_count(&fs_param) * blocksize) / inode_ratio;
1988
1989         if ((((long long)fs_param.s_inodes_count) *
1990              (inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE)) >=
1991             ((ext2fs_blocks_count(&fs_param)) *
1992              EXT2_BLOCK_SIZE(&fs_param))) {
1993                 com_err(program_name, 0, _("inode_size (%u) * inodes_count "
1994                                           "(%u) too big for a\n\t"
1995                                           "filesystem with %llu blocks, "
1996                                           "specify higher inode_ratio (-i)\n\t"
1997                                           "or lower inode count (-N).\n"),
1998                         inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE,
1999                         fs_param.s_inodes_count,
2000                         (unsigned long long) ext2fs_blocks_count(&fs_param));
2001                 exit(1);
2002         }
2003
2004         /*
2005          * Calculate number of blocks to reserve
2006          */
2007         ext2fs_r_blocks_count_set(&fs_param, reserved_ratio *
2008                                   ext2fs_blocks_count(&fs_param) / 100.0);
2009
2010         free(fs_type);
2011         free(usage_types);
2012 }
2013
2014 static int should_do_undo(const char *name)
2015 {
2016         errcode_t retval;
2017         io_channel channel;
2018         __u16   s_magic;
2019         struct ext2_super_block super;
2020         io_manager manager = unix_io_manager;
2021         int csum_flag, force_undo;
2022
2023         csum_flag = EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2024                                                EXT4_FEATURE_RO_COMPAT_GDT_CSUM);
2025         force_undo = get_int_from_profile(fs_types, "force_undo", 0);
2026         if (!force_undo && (!csum_flag || !lazy_itable_init))
2027                 return 0;
2028
2029         retval = manager->open(name, IO_FLAG_EXCLUSIVE,  &channel);
2030         if (retval) {
2031                 /*
2032                  * We don't handle error cases instead we
2033                  * declare that the file system doesn't exist
2034                  * and let the rest of mke2fs take care of
2035                  * error
2036                  */
2037                 retval = 0;
2038                 goto open_err_out;
2039         }
2040
2041         io_channel_set_blksize(channel, SUPERBLOCK_OFFSET);
2042         retval = io_channel_read_blk64(channel, 1, -SUPERBLOCK_SIZE, &super);
2043         if (retval) {
2044                 retval = 0;
2045                 goto err_out;
2046         }
2047
2048 #if defined(WORDS_BIGENDIAN)
2049         s_magic = ext2fs_swab16(super.s_magic);
2050 #else
2051         s_magic = super.s_magic;
2052 #endif
2053
2054         if (s_magic == EXT2_SUPER_MAGIC)
2055                 retval = 1;
2056
2057 err_out:
2058         io_channel_close(channel);
2059
2060 open_err_out:
2061
2062         return retval;
2063 }
2064
2065 static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr)
2066 {
2067         errcode_t retval = ENOMEM;
2068         char *tdb_dir = NULL, *tdb_file = NULL;
2069         char *device_name, *tmp_name;
2070         int free_tdb_dir = 0;
2071
2072         /*
2073          * Configuration via a conf file would be
2074          * nice
2075          */
2076         tdb_dir = getenv("E2FSPROGS_UNDO_DIR");
2077         if (!tdb_dir) {
2078                 profile_get_string(profile, "defaults",
2079                                    "undo_dir", 0, "/var/lib/e2fsprogs",
2080                                    &tdb_dir);
2081                 free_tdb_dir = 1;
2082         }
2083
2084         if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) ||
2085             access(tdb_dir, W_OK))
2086                 return 0;
2087
2088         tmp_name = strdup(name);
2089         if (!tmp_name)
2090                 goto errout;
2091         device_name = basename(tmp_name);
2092         tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(device_name) + 7 + 1);
2093         if (!tdb_file) {
2094                 free(tmp_name);
2095                 goto errout;
2096         }
2097         sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, device_name);
2098         free(tmp_name);
2099
2100         if (!access(tdb_file, F_OK)) {
2101                 if (unlink(tdb_file) < 0) {
2102                         retval = errno;
2103                         goto errout;
2104                 }
2105         }
2106
2107         set_undo_io_backing_manager(*io_ptr);
2108         *io_ptr = undo_io_manager;
2109         retval = set_undo_io_backup_file(tdb_file);
2110         if (retval)
2111                 goto errout;
2112         printf(_("Overwriting existing filesystem; this can be undone "
2113                  "using the command:\n"
2114                  "    e2undo %s %s\n\n"), tdb_file, name);
2115
2116         if (free_tdb_dir)
2117                 free(tdb_dir);
2118         free(tdb_file);
2119         return 0;
2120
2121 errout:
2122         if (free_tdb_dir)
2123                 free(tdb_dir);
2124         free(tdb_file);
2125         com_err(program_name, retval,
2126                 _("while trying to setup undo file\n"));
2127         return retval;
2128 }
2129
2130 static int mke2fs_discard_device(ext2_filsys fs)
2131 {
2132         struct ext2fs_numeric_progress_struct progress;
2133         blk64_t blocks = ext2fs_blocks_count(fs->super);
2134         blk64_t count = DISCARD_STEP_MB;
2135         blk64_t cur;
2136         int retval = 0;
2137
2138         /*
2139          * Let's try if discard really works on the device, so
2140          * we do not print numeric progress resulting in failure
2141          * afterwards.
2142          */
2143         retval = io_channel_discard(fs->io, 0, fs->blocksize);
2144         if (retval)
2145                 return retval;
2146         cur = fs->blocksize;
2147
2148         count *= (1024 * 1024);
2149         count /= fs->blocksize;
2150
2151         ext2fs_numeric_progress_init(fs, &progress,
2152                                      _("Discarding device blocks: "),
2153                                      blocks);
2154         while (cur < blocks) {
2155                 ext2fs_numeric_progress_update(fs, &progress, cur);
2156
2157                 if (cur + count > blocks)
2158                         count = blocks - cur;
2159
2160                 retval = io_channel_discard(fs->io, cur, count);
2161                 if (retval)
2162                         break;
2163                 cur += count;
2164         }
2165
2166         if (retval) {
2167                 ext2fs_numeric_progress_close(fs, &progress,
2168                                       _("failed - "));
2169                 if (!quiet)
2170                         printf("%s\n",error_message(retval));
2171         } else
2172                 ext2fs_numeric_progress_close(fs, &progress,
2173                                       _("done                            \n"));
2174
2175         return retval;
2176 }
2177
2178 static void fix_cluster_bg_counts(ext2_filsys fs)
2179 {
2180         blk64_t cluster, num_clusters, tot_free;
2181         int     grp_free, num_free, group, num;
2182
2183         num_clusters = EXT2FS_B2C(fs, ext2fs_blocks_count(fs->super));
2184         tot_free = num_free = num = group = grp_free = 0;
2185         for (cluster = EXT2FS_B2C(fs, fs->super->s_first_data_block);
2186              cluster < num_clusters; cluster++) {
2187                 if (!ext2fs_test_block_bitmap2(fs->block_map,
2188                                                EXT2FS_C2B(fs, cluster))) {
2189                         grp_free++;
2190                         tot_free++;
2191                 }
2192                 num++;
2193                 if ((num == fs->super->s_clusters_per_group) ||
2194                     (cluster == num_clusters-1)) {
2195                         ext2fs_bg_free_blocks_count_set(fs, group, grp_free);
2196                         ext2fs_group_desc_csum_set(fs, group);
2197                         num = 0;
2198                         grp_free = 0;
2199                         group++;
2200                 }
2201         }
2202         ext2fs_free_blocks_count_set(fs->super, EXT2FS_C2B(fs, tot_free));
2203 }
2204
2205 static int create_quota_inodes(ext2_filsys fs)
2206 {
2207         quota_ctx_t qctx;
2208
2209         quota_init_context(&qctx, fs, -1);
2210         quota_compute_usage(qctx);
2211         quota_write_inode(qctx, quotatype);
2212         quota_release_context(&qctx);
2213
2214         return 0;
2215 }
2216
2217 int main (int argc, char *argv[])
2218 {
2219         errcode_t       retval = 0;
2220         ext2_filsys     fs;
2221         badblocks_list  bb_list = 0;
2222         unsigned int    journal_blocks;
2223         unsigned int    i, checkinterval;
2224         int             max_mnt_count;
2225         int             val, hash_alg;
2226         int             flags;
2227         int             old_bitmaps;
2228         io_manager      io_ptr;
2229         char            tdb_string[40];
2230         char            *hash_alg_str;
2231         int             itable_zeroed = 0;
2232
2233 #ifdef ENABLE_NLS
2234         setlocale(LC_MESSAGES, "");
2235         setlocale(LC_CTYPE, "");
2236         bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
2237         textdomain(NLS_CAT_NAME);
2238         set_com_err_gettext(gettext);
2239 #endif
2240         PRS(argc, argv);
2241
2242 #ifdef CONFIG_TESTIO_DEBUG
2243         if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
2244                 io_ptr = test_io_manager;
2245                 test_io_backing_manager = unix_io_manager;
2246         } else
2247 #endif
2248                 io_ptr = unix_io_manager;
2249
2250         if (should_do_undo(device_name)) {
2251                 retval = mke2fs_setup_tdb(device_name, &io_ptr);
2252                 if (retval)
2253                         exit(1);
2254         }
2255
2256         /*
2257          * Initialize the superblock....
2258          */
2259         flags = EXT2_FLAG_EXCLUSIVE;
2260         profile_get_boolean(profile, "options", "old_bitmaps", 0, 0,
2261                             &old_bitmaps);
2262         if (!old_bitmaps)
2263                 flags |= EXT2_FLAG_64BITS;
2264         /*
2265          * By default, we print how many inode tables or block groups
2266          * or whatever we've written so far.  The quiet flag disables
2267          * this, along with a lot of other output.
2268          */
2269         if (!quiet)
2270                 flags |= EXT2_FLAG_PRINT_PROGRESS;
2271         retval = ext2fs_initialize(device_name, flags, &fs_param, io_ptr, &fs);
2272         if (retval) {
2273                 com_err(device_name, retval, _("while setting up superblock"));
2274                 exit(1);
2275         }
2276
2277         /* Can't undo discard ... */
2278         if (!noaction && discard && (io_ptr != undo_io_manager)) {
2279                 retval = mke2fs_discard_device(fs);
2280                 if (!retval && io_channel_discard_zeroes_data(fs->io)) {
2281                         if (verbose)
2282                                 printf(_("Discard succeeded and will return 0s "
2283                                          " - skipping inode table wipe\n"));
2284                         lazy_itable_init = 1;
2285                         itable_zeroed = 1;
2286                 }
2287         }
2288
2289         sprintf(tdb_string, "tdb_data_size=%d", fs->blocksize <= 4096 ?
2290                 32768 : fs->blocksize * 8);
2291         io_channel_set_options(fs->io, tdb_string);
2292
2293         if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS)
2294                 fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS;
2295
2296         if ((fs_param.s_feature_incompat &
2297              (EXT3_FEATURE_INCOMPAT_EXTENTS|EXT4_FEATURE_INCOMPAT_FLEX_BG)) ||
2298             (fs_param.s_feature_ro_compat &
2299              (EXT4_FEATURE_RO_COMPAT_HUGE_FILE|EXT4_FEATURE_RO_COMPAT_GDT_CSUM|
2300               EXT4_FEATURE_RO_COMPAT_DIR_NLINK|
2301               EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE)))
2302                 fs->super->s_kbytes_written = 1;
2303
2304         /*
2305          * Wipe out the old on-disk superblock
2306          */
2307         if (!noaction)
2308                 zap_sector(fs, 2, 6);
2309
2310         /*
2311          * Parse or generate a UUID for the filesystem
2312          */
2313         if (fs_uuid) {
2314                 if (uuid_parse(fs_uuid, fs->super->s_uuid) !=0) {
2315                         com_err(device_name, 0, "could not parse UUID: %s\n",
2316                                 fs_uuid);
2317                         exit(1);
2318                 }
2319         } else
2320                 uuid_generate(fs->super->s_uuid);
2321
2322         /*
2323          * Initialize the directory index variables
2324          */
2325         hash_alg_str = get_string_from_profile(fs_types, "hash_alg",
2326                                                "half_md4");
2327         hash_alg = e2p_string2hash(hash_alg_str);
2328         free(hash_alg_str);
2329         fs->super->s_def_hash_version = (hash_alg >= 0) ? hash_alg :
2330                 EXT2_HASH_HALF_MD4;
2331         uuid_generate((unsigned char *) fs->super->s_hash_seed);
2332
2333         /*
2334          * Periodic checks can be enabled/disabled via config file.
2335          * Note we override the kernel include file's idea of what the default
2336          * check interval (never) should be.  It's a good idea to check at
2337          * least *occasionally*, specially since servers will never rarely get
2338          * to reboot, since Linux is so robust these days.  :-)
2339          *
2340          * 180 days (six months) seems like a good value.
2341          */
2342 #ifdef EXT2_DFL_CHECKINTERVAL
2343 #undef EXT2_DFL_CHECKINTERVAL
2344 #endif
2345 #define EXT2_DFL_CHECKINTERVAL (86400L * 180L)
2346
2347         if (get_bool_from_profile(fs_types, "enable_periodic_fsck", 0)) {
2348                 fs->super->s_checkinterval = EXT2_DFL_CHECKINTERVAL;
2349                 fs->super->s_max_mnt_count = EXT2_DFL_MAX_MNT_COUNT;
2350                 /*
2351                  * Add "jitter" to the superblock's check interval so that we
2352                  * don't check all the filesystems at the same time.  We use a
2353                  * kludgy hack of using the UUID to derive a random jitter value
2354                  */
2355                 for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++)
2356                         val += fs->super->s_uuid[i];
2357                 fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT;
2358         } else
2359                 fs->super->s_max_mnt_count = -1;
2360
2361         /*
2362          * Override the creator OS, if applicable
2363          */
2364         if (creator_os && !set_os(fs->super, creator_os)) {
2365                 com_err (program_name, 0, _("unknown os - %s"), creator_os);
2366                 exit(1);
2367         }
2368
2369         /*
2370          * For the Hurd, we will turn off filetype since it doesn't
2371          * support it.
2372          */
2373         if (fs->super->s_creator_os == EXT2_OS_HURD)
2374                 fs->super->s_feature_incompat &=
2375                         ~EXT2_FEATURE_INCOMPAT_FILETYPE;
2376
2377         /*
2378          * Set the volume label...
2379          */
2380         if (volume_label) {
2381                 memset(fs->super->s_volume_name, 0,
2382                        sizeof(fs->super->s_volume_name));
2383                 strncpy(fs->super->s_volume_name, volume_label,
2384                         sizeof(fs->super->s_volume_name));
2385         }
2386
2387         /*
2388          * Set the last mount directory
2389          */
2390         if (mount_dir) {
2391                 memset(fs->super->s_last_mounted, 0,
2392                        sizeof(fs->super->s_last_mounted));
2393                 strncpy(fs->super->s_last_mounted, mount_dir,
2394                         sizeof(fs->super->s_last_mounted));
2395         }
2396
2397         if (!quiet || noaction)
2398                 show_stats(fs);
2399
2400         if (noaction)
2401                 exit(0);
2402
2403         if (fs->super->s_feature_incompat &
2404             EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
2405                 create_journal_dev(fs);
2406                 exit(ext2fs_close(fs) ? 1 : 0);
2407         }
2408
2409         if (bad_blocks_filename)
2410                 read_bb_file(fs, &bb_list, bad_blocks_filename);
2411         if (cflag)
2412                 test_disk(fs, &bb_list);
2413
2414         handle_bad_blocks(fs, bb_list);
2415         fs->stride = fs_stride = fs->super->s_raid_stride;
2416         if (!quiet)
2417                 printf(_("Allocating group tables: "));
2418         retval = ext2fs_allocate_tables(fs);
2419         if (retval) {
2420                 com_err(program_name, retval,
2421                         _("while trying to allocate filesystem tables"));
2422                 exit(1);
2423         }
2424         if (!quiet)
2425                 printf(_("done                            \n"));
2426
2427         retval = ext2fs_convert_subcluster_bitmap(fs, &fs->block_map);
2428         if (retval) {
2429                 com_err(program_name, retval,
2430                         _("\n\twhile converting subcluster bitmap"));
2431                 exit(1);
2432         }
2433
2434         if (super_only) {
2435                 fs->super->s_state |= EXT2_ERROR_FS;
2436                 fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY);
2437                 /*
2438                  * The command "mke2fs -S" is used to recover
2439                  * corrupted file systems, so do not mark any of the
2440                  * inodes as unused; we want e2fsck to consider all
2441                  * inodes as potentially containing recoverable data.
2442                  */
2443                 if (fs->super->s_feature_ro_compat &
2444                     EXT4_FEATURE_RO_COMPAT_GDT_CSUM) {
2445                         for (i = 0; i < fs->group_desc_count; i++)
2446                                 ext2fs_bg_itable_unused_set(fs, i, 0);
2447                 }
2448         } else {
2449                 /* rsv must be a power of two (64kB is MD RAID sb alignment) */
2450                 blk64_t rsv = 65536 / fs->blocksize;
2451                 blk64_t blocks = ext2fs_blocks_count(fs->super);
2452                 blk64_t start;
2453                 blk64_t ret_blk;
2454
2455 #ifdef ZAP_BOOTBLOCK
2456                 zap_sector(fs, 0, 2);
2457 #endif
2458
2459                 /*
2460                  * Wipe out any old MD RAID (or other) metadata at the end
2461                  * of the device.  This will also verify that the device is
2462                  * as large as we think.  Be careful with very small devices.
2463                  */
2464                 start = (blocks & ~(rsv - 1));
2465                 if (start > rsv)
2466                         start -= rsv;
2467                 if (start > 0)
2468                         retval = ext2fs_zero_blocks2(fs, start, blocks - start,
2469                                                     &ret_blk, NULL);
2470
2471                 if (retval) {
2472                         com_err(program_name, retval,
2473                                 _("while zeroing block %llu at end of filesystem"),
2474                                 ret_blk);
2475                 }
2476                 write_inode_tables(fs, lazy_itable_init, itable_zeroed);
2477                 create_root_dir(fs);
2478                 create_lost_and_found(fs);
2479                 reserve_inodes(fs);
2480                 create_bad_block_inode(fs, bb_list);
2481                 if (fs->super->s_feature_compat &
2482                     EXT2_FEATURE_COMPAT_RESIZE_INODE) {
2483                         retval = ext2fs_create_resize_inode(fs);
2484                         if (retval) {
2485                                 com_err("ext2fs_create_resize_inode", retval,
2486                                 _("while reserving blocks for online resize"));
2487                                 exit(1);
2488                         }
2489                 }
2490         }
2491
2492         if (journal_device) {
2493                 ext2_filsys     jfs;
2494
2495                 if (!force)
2496                         check_plausibility(journal_device);
2497                 check_mount(journal_device, force, _("journal"));
2498
2499                 retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
2500                                      EXT2_FLAG_JOURNAL_DEV_OK, 0,
2501                                      fs->blocksize, unix_io_manager, &jfs);
2502                 if (retval) {
2503                         com_err(program_name, retval,
2504                                 _("while trying to open journal device %s\n"),
2505                                 journal_device);
2506                         exit(1);
2507                 }
2508                 if (!quiet) {
2509                         printf(_("Adding journal to device %s: "),
2510                                journal_device);
2511                         fflush(stdout);
2512                 }
2513                 retval = ext2fs_add_journal_device(fs, jfs);
2514                 if(retval) {
2515                         com_err (program_name, retval,
2516                                  _("\n\twhile trying to add journal to device %s"),
2517                                  journal_device);
2518                         exit(1);
2519                 }
2520                 if (!quiet)
2521                         printf(_("done\n"));
2522                 ext2fs_close(jfs);
2523                 free(journal_device);
2524         } else if ((journal_size) ||
2525                    (fs_param.s_feature_compat &
2526                     EXT3_FEATURE_COMPAT_HAS_JOURNAL)) {
2527                 journal_blocks = figure_journal_size(journal_size, fs);
2528
2529                 if (super_only) {
2530                         printf(_("Skipping journal creation in super-only mode\n"));
2531                         fs->super->s_journal_inum = EXT2_JOURNAL_INO;
2532                         goto no_journal;
2533                 }
2534
2535                 if (!journal_blocks) {
2536                         fs->super->s_feature_compat &=
2537                                 ~EXT3_FEATURE_COMPAT_HAS_JOURNAL;
2538                         goto no_journal;
2539                 }
2540                 if (!quiet) {
2541                         printf(_("Creating journal (%u blocks): "),
2542                                journal_blocks);
2543                         fflush(stdout);
2544                 }
2545                 retval = ext2fs_add_journal_inode(fs, journal_blocks,
2546                                                   journal_flags);
2547                 if (retval) {
2548                         com_err (program_name, retval,
2549                                  _("\n\twhile trying to create journal"));
2550                         exit(1);
2551                 }
2552                 if (!quiet)
2553                         printf(_("done\n"));
2554         }
2555 no_journal:
2556         if (!super_only &&
2557             fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) {
2558                 retval = ext2fs_mmp_init(fs);
2559                 if (retval) {
2560                         fprintf(stderr, _("\nError while enabling multiple "
2561                                           "mount protection feature."));
2562                         exit(1);
2563                 }
2564                 if (!quiet)
2565                         printf(_("Multiple mount protection is enabled "
2566                                  "with update interval %d seconds.\n"),
2567                                fs->super->s_mmp_update_interval);
2568         }
2569
2570         if (EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2571                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
2572                 fix_cluster_bg_counts(fs);
2573         if (EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2574                                        EXT4_FEATURE_RO_COMPAT_QUOTA))
2575                 create_quota_inodes(fs);
2576
2577         if (!quiet)
2578                 printf(_("Writing superblocks and "
2579                        "filesystem accounting information: "));
2580         checkinterval = fs->super->s_checkinterval;
2581         max_mnt_count = fs->super->s_max_mnt_count;
2582         retval = ext2fs_close(fs);
2583         if (retval) {
2584                 fprintf(stderr,
2585                         _("\nWarning, had trouble writing out superblocks."));
2586         } else if (!quiet) {
2587                 printf(_("done\n\n"));
2588                 if (!getenv("MKE2FS_SKIP_CHECK_MSG"))
2589                         print_check_message(max_mnt_count, checkinterval);
2590         }
2591
2592         remove_error_table(&et_ext2_error_table);
2593         remove_error_table(&et_prof_error_table);
2594         profile_release(profile);
2595         for (i=0; fs_types[i]; i++)
2596                 free(fs_types[i]);
2597         free(fs_types);
2598         return retval;
2599 }