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     direct_io;
  92 int     force;
  93 int     noaction;
  94 int     journal_size;
  95 int     journal_flags;
  96 int     lazy_itable_init;
  97 char    *bad_blocks_filename;
  98 __u32   fs_stride;
  99 int     quotatype = -1;  /* Initialize both user and group quotas by default */
 100
 101 struct ext2_super_block fs_param;
 102 char *fs_uuid = NULL;
 103 char *creator_os;
 104 char *volume_label;
 105 char *mount_dir;
 106 char *journal_device;
 107 int sync_kludge;        /* Set using the MKE2FS_SYNC env. option */
 108 char **fs_types;
 109
 110 profile_t       profile;
 111
 112 int sys_page_size = 4096;
 113 int linux_version_code = 0;
 114
 115 static void usage(void)
 116 {
 117         fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] "
 118         "[-C cluster-size]\n\t[-i bytes-per-inode] [-I inode-size] "
 119         "[-J journal-options]\n"
 120         "\t[-G flex-group-size] [-N number-of-inodes]\n"
 121         "\t[-m reserved-blocks-percentage] [-o creator-os]\n"
 122         "\t[-g blocks-per-group] [-L volume-label] "
 123         "[-M last-mounted-directory]\n\t[-O feature[,...]] "
 124         "[-r fs-revision] [-E extended-option[,...]]\n"
 125         "\t[-t fs-type] [-T usage-type ] [-U UUID] "
 126         "[-jnqvDFKSV] device [blocks-count]\n"),
 127                 program_name);
 128         exit(1);
 129 }
 130
 131 static int int_log2(unsigned long long arg)
 132 {
 133         int     l = 0;
 134
 135         arg >>= 1;
 136         while (arg) {
 137                 l++;
 138                 arg >>= 1;
 139         }
 140         return l;
 141 }
 142
 143 static int int_log10(unsigned long long arg)
 144 {
 145         int     l;
 146
 147         for (l=0; arg ; l++)
 148                 arg = arg / 10;
 149         return l;
 150 }
 151
 152 static int parse_version_number(const char *s)
 153 {
 154         int     major, minor, rev;
 155         char    *endptr;
 156         const char *cp = s;
 157
 158         if (!s)
 159                 return 0;
 160         major = strtol(cp, &endptr, 10);
 161         if (cp == endptr || *endptr != '.')
 162                 return 0;
 163         cp = endptr + 1;
 164         minor = strtol(cp, &endptr, 10);
 165         if (cp == endptr || *endptr != '.')
 166                 return 0;
 167         cp = endptr + 1;
 168         rev = strtol(cp, &endptr, 10);
 169         if (cp == endptr)
 170                 return 0;
 171         return ((((major * 256) + minor) * 256) + rev);
 172 }
 173
 174 /*
 175  * Helper function for read_bb_file and test_disk
 176  */
 177 static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk)
 178 {
 179         fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk);
 180         return;
 181 }
 182
 183 /*
 184  * Reads the bad blocks list from a file
 185  */
 186 static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list,
 187                          const char *bad_blocks_file)
 188 {
 189         FILE            *f;
 190         errcode_t       retval;
 191
 192         f = fopen(bad_blocks_file, "r");
 193         if (!f) {
 194                 com_err("read_bad_blocks_file", errno,
 195                         _("while trying to open %s"), bad_blocks_file);
 196                 exit(1);
 197         }
 198         retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
 199         fclose (f);
 200         if (retval) {
 201                 com_err("ext2fs_read_bb_FILE", retval,
 202                         _("while reading in list of bad blocks from file"));
 203                 exit(1);
 204         }
 205 }
 206
 207 /*
 208  * Runs the badblocks program to test the disk
 209  */
 210 static void test_disk(ext2_filsys fs, badblocks_list *bb_list)
 211 {
 212         FILE            *f;
 213         errcode_t       retval;
 214         char            buf[1024];
 215
 216         sprintf(buf, "badblocks -b %d -X %s%s%s %llu", fs->blocksize,
 217                 quiet ? "" : "-s ", (cflag > 1) ? "-w " : "",
 218                 fs->device_name, ext2fs_blocks_count(fs->super)-1);
 219         if (verbose)
 220                 printf(_("Running command: %s\n"), buf);
 221         f = popen(buf, "r");
 222         if (!f) {
 223                 com_err("popen", errno,
 224                         _("while trying to run '%s'"), buf);
 225                 exit(1);
 226         }
 227         retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block);
 228         pclose(f);
 229         if (retval) {
 230                 com_err("ext2fs_read_bb_FILE", retval,
 231                         _("while processing list of bad blocks from program"));
 232                 exit(1);
 233         }
 234 }
 235
 236 static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
 237 {
 238         dgrp_t                  i;
 239         blk_t                   j;
 240         unsigned                must_be_good;
 241         blk_t                   blk;
 242         badblocks_iterate       bb_iter;
 243         errcode_t               retval;
 244         blk_t                   group_block;
 245         int                     group;
 246         int                     group_bad;
 247
 248         if (!bb_list)
 249                 return;
 250
 251         /*
 252          * The primary superblock and group descriptors *must* be
 253          * good; if not, abort.
 254          */
 255         must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks;
 256         for (i = fs->super->s_first_data_block; i <= must_be_good; i++) {
 257                 if (ext2fs_badblocks_list_test(bb_list, i)) {
 258                         fprintf(stderr, _("Block %d in primary "
 259                                 "superblock/group descriptor area bad.\n"), i);
 260                         fprintf(stderr, _("Blocks %u through %u must be good "
 261                                 "in order to build a filesystem.\n"),
 262                                 fs->super->s_first_data_block, must_be_good);
 263                         fputs(_("Aborting....\n"), stderr);
 264                         exit(1);
 265                 }
 266         }
 267
 268         /*
 269          * See if any of the bad blocks are showing up in the backup
 270          * superblocks and/or group descriptors.  If so, issue a
 271          * warning and adjust the block counts appropriately.
 272          */
 273         group_block = fs->super->s_first_data_block +
 274                 fs->super->s_blocks_per_group;
 275
 276         for (i = 1; i < fs->group_desc_count; i++) {
 277                 group_bad = 0;
 278                 for (j=0; j < fs->desc_blocks+1; j++) {
 279                         if (ext2fs_badblocks_list_test(bb_list,
 280                                                        group_block + j)) {
 281                                 if (!group_bad)
 282                                         fprintf(stderr,
 283 _("Warning: the backup superblock/group descriptors at block %u contain\n"
 284 "       bad blocks.\n\n"),
 285                                                 group_block);
 286                                 group_bad++;
 287                                 group = ext2fs_group_of_blk2(fs, group_block+j);
 288                                 ext2fs_bg_free_blocks_count_set(fs, group, ext2fs_bg_free_blocks_count(fs, group) + 1);
 289                                 ext2fs_group_desc_csum_set(fs, group);
 290                                 ext2fs_free_blocks_count_add(fs->super, 1);
 291                         }
 292                 }
 293                 group_block += fs->super->s_blocks_per_group;
 294         }
 295
 296         /*
 297          * Mark all the bad blocks as used...
 298          */
 299         retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter);
 300         if (retval) {
 301                 com_err("ext2fs_badblocks_list_iterate_begin", retval,
 302                         _("while marking bad blocks as used"));
 303                 exit(1);
 304         }
 305         while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
 306                 ext2fs_mark_block_bitmap2(fs->block_map, EXT2FS_B2C(fs, blk));
 307         ext2fs_badblocks_list_iterate_end(bb_iter);
 308 }
 309
 310 static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed)
 311 {
 312         errcode_t       retval;
 313         blk64_t         blk;
 314         dgrp_t          i;
 315         int             num;
 316         struct ext2fs_numeric_progress_struct progress;
 317
 318         ext2fs_numeric_progress_init(fs, &progress,
 319                                      _("Writing inode tables: "),
 320                                      fs->group_desc_count);
 321
 322         for (i = 0; i < fs->group_desc_count; i++) {
 323                 ext2fs_numeric_progress_update(fs, &progress, i);
 324
 325                 blk = ext2fs_inode_table_loc(fs, i);
 326                 num = fs->inode_blocks_per_group;
 327
 328                 if (lazy_flag)
 329                         num = ext2fs_div_ceil((fs->super->s_inodes_per_group -
 330                                                ext2fs_bg_itable_unused(fs, i)) *
 331                                               EXT2_INODE_SIZE(fs->super),
 332                                               EXT2_BLOCK_SIZE(fs->super));
 333                 if (!lazy_flag || itable_zeroed) {
 334                         /* The kernel doesn't need to zero the itable blocks */
 335                         ext2fs_bg_flags_set(fs, i, EXT2_BG_INODE_ZEROED);
 336                         ext2fs_group_desc_csum_set(fs, i);
 337                 }
 338                 retval = ext2fs_zero_blocks2(fs, blk, num, &blk, &num);
 339                 if (retval) {
 340                         fprintf(stderr, _("\nCould not write %d "
 341                                   "blocks in inode table starting at %llu: %s\n"),
 342                                 num, blk, error_message(retval));
 343                         exit(1);
 344                 }
 345                 if (sync_kludge) {
 346                         if (sync_kludge == 1)
 347                                 sync();
 348                         else if ((i % sync_kludge) == 0)
 349                                 sync();
 350                 }
 351         }
 352         ext2fs_zero_blocks2(0, 0, 0, 0, 0);
 353         ext2fs_numeric_progress_close(fs, &progress,
 354                                       _("done                            \n"));
 355 }
 356
 357 static void create_root_dir(ext2_filsys fs)
 358 {
 359         errcode_t               retval;
 360         struct ext2_inode       inode;
 361         __u32                   uid, gid;
 362
 363         retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0);
 364         if (retval) {
 365                 com_err("ext2fs_mkdir", retval, _("while creating root dir"));
 366                 exit(1);
 367         }
 368         if (geteuid()) {
 369                 retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode);
 370                 if (retval) {
 371                         com_err("ext2fs_read_inode", retval,
 372                                 _("while reading root inode"));
 373                         exit(1);
 374                 }
 375                 uid = getuid();
 376                 inode.i_uid = uid;
 377                 ext2fs_set_i_uid_high(inode, uid >> 16);
 378                 if (uid) {
 379                         gid = getgid();
 380                         inode.i_gid = gid;
 381                         ext2fs_set_i_gid_high(inode, gid >> 16);
 382                 }
 383                 retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode);
 384                 if (retval) {
 385                         com_err("ext2fs_write_inode", retval,
 386                                 _("while setting root inode ownership"));
 387                         exit(1);
 388                 }
 389         }
 390 }
 391
 392 static void create_lost_and_found(ext2_filsys fs)
 393 {
 394         unsigned int            lpf_size = 0;
 395         errcode_t               retval;
 396         ext2_ino_t              ino;
 397         const char              *name = "lost+found";
 398         int                     i;
 399
 400         fs->umask = 077;
 401         retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name);
 402         if (retval) {
 403                 com_err("ext2fs_mkdir", retval,
 404                         _("while creating /lost+found"));
 405                 exit(1);
 406         }
 407
 408         retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino);
 409         if (retval) {
 410                 com_err("ext2_lookup", retval,
 411                         _("while looking up /lost+found"));
 412                 exit(1);
 413         }
 414
 415         for (i=1; i < EXT2_NDIR_BLOCKS; i++) {
 416                 /* Ensure that lost+found is at least 2 blocks, so we always
 417                  * test large empty blocks for big-block filesystems.  */
 418                 if ((lpf_size += fs->blocksize) >= 16*1024 &&
 419                     lpf_size >= 2 * fs->blocksize)
 420                         break;
 421                 retval = ext2fs_expand_dir(fs, ino);
 422                 if (retval) {
 423                         com_err("ext2fs_expand_dir", retval,
 424                                 _("while expanding /lost+found"));
 425                         exit(1);
 426                 }
 427         }
 428 }
 429
 430 static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list)
 431 {
 432         errcode_t       retval;
 433
 434         ext2fs_mark_inode_bitmap2(fs->inode_map, EXT2_BAD_INO);
 435         ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0);
 436         retval = ext2fs_update_bb_inode(fs, bb_list);
 437         if (retval) {
 438                 com_err("ext2fs_update_bb_inode", retval,
 439                         _("while setting bad block inode"));
 440                 exit(1);
 441         }
 442
 443 }
 444
 445 static void reserve_inodes(ext2_filsys fs)
 446 {
 447         ext2_ino_t      i;
 448
 449         for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++)
 450                 ext2fs_inode_alloc_stats2(fs, i, +1, 0);
 451         ext2fs_mark_ib_dirty(fs);
 452 }
 453
 454 #define BSD_DISKMAGIC   (0x82564557UL)  /* The disk magic number */
 455 #define BSD_MAGICDISK   (0x57455682UL)  /* The disk magic number reversed */
 456 #define BSD_LABEL_OFFSET        64
 457
 458 static void zap_sector(ext2_filsys fs, int sect, int nsect)
 459 {
 460         char *buf;
 461         int retval;
 462         unsigned int *magic;
 463
 464         buf = malloc(512*nsect);
 465         if (!buf) {
 466                 printf(_("Out of memory erasing sectors %d-%d\n"),
 467                        sect, sect + nsect - 1);
 468                 exit(1);
 469         }
 470
 471         if (sect == 0) {
 472                 /* Check for a BSD disklabel, and don't erase it if so */
 473                 retval = io_channel_read_blk64(fs->io, 0, -512, buf);
 474                 if (retval)
 475                         fprintf(stderr,
 476                                 _("Warning: could not read block 0: %s\n"),
 477                                 error_message(retval));
 478                 else {
 479                         magic = (unsigned int *) (buf + BSD_LABEL_OFFSET);
 480                         if ((*magic == BSD_DISKMAGIC) ||
 481                             (*magic == BSD_MAGICDISK))
 482                                 return;
 483                 }
 484         }
 485
 486         memset(buf, 0, 512*nsect);
 487         io_channel_set_blksize(fs->io, 512);
 488         retval = io_channel_write_blk64(fs->io, sect, -512*nsect, buf);
 489         io_channel_set_blksize(fs->io, fs->blocksize);
 490         free(buf);
 491         if (retval)
 492                 fprintf(stderr, _("Warning: could not erase sector %d: %s\n"),
 493                         sect, error_message(retval));
 494 }
 495
 496 static void create_journal_dev(ext2_filsys fs)
 497 {
 498         struct ext2fs_numeric_progress_struct progress;
 499         errcode_t               retval;
 500         char                    *buf;
 501         blk64_t                 blk, err_blk;
 502         int                     c, count, err_count;
 503
 504         retval = ext2fs_create_journal_superblock(fs,
 505                                   ext2fs_blocks_count(fs->super), 0, &buf);
 506         if (retval) {
 507                 com_err("create_journal_dev", retval,
 508                         _("while initializing journal superblock"));
 509                 exit(1);
 510         }
 511
 512         if (journal_flags & EXT2_MKJOURNAL_LAZYINIT)
 513                 goto write_superblock;
 514
 515         ext2fs_numeric_progress_init(fs, &progress,
 516                                      _("Zeroing journal device: "),
 517                                      ext2fs_blocks_count(fs->super));
 518         blk = 0;
 519         count = ext2fs_blocks_count(fs->super);
 520         while (count > 0) {
 521                 if (count > 1024)
 522                         c = 1024;
 523                 else
 524                         c = count;
 525                 retval = ext2fs_zero_blocks2(fs, blk, c, &err_blk, &err_count);
 526                 if (retval) {
 527                         com_err("create_journal_dev", retval,
 528                                 _("while zeroing journal device "
 529                                   "(block %llu, count %d)"),
 530                                 err_blk, err_count);
 531                         exit(1);
 532                 }
 533                 blk += c;
 534                 count -= c;
 535                 ext2fs_numeric_progress_update(fs, &progress, blk);
 536         }
 537         ext2fs_zero_blocks2(0, 0, 0, 0, 0);
 538
 539         ext2fs_numeric_progress_close(fs, &progress, NULL);
 540 write_superblock:
 541         retval = io_channel_write_blk64(fs->io,
 542                                         fs->super->s_first_data_block+1,
 543                                         1, buf);
 544         if (retval) {
 545                 com_err("create_journal_dev", retval,
 546                         _("while writing journal superblock"));
 547                 exit(1);
 548         }
 549 }
 550
 551 static void show_stats(ext2_filsys fs)
 552 {
 553         struct ext2_super_block *s = fs->super;
 554         char                    buf[80];
 555         char                    *os;
 556         blk64_t                 group_block;
 557         dgrp_t                  i;
 558         int                     need, col_left;
 559
 560         if (ext2fs_blocks_count(&fs_param) != ext2fs_blocks_count(s))
 561                 fprintf(stderr, _("warning: %llu blocks unused.\n\n"),
 562                        ext2fs_blocks_count(&fs_param) - ext2fs_blocks_count(s));
 563
 564         memset(buf, 0, sizeof(buf));
 565         strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name));
 566         printf(_("Filesystem label=%s\n"), buf);
 567         os = e2p_os2string(fs->super->s_creator_os);
 568         if (os)
 569                 printf(_("OS type: %s\n"), os);
 570         free(os);
 571         printf(_("Block size=%u (log=%u)\n"), fs->blocksize,
 572                 s->s_log_block_size);
 573         if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
 574                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
 575                 printf(_("Cluster size=%u (log=%u)\n"),
 576                        fs->blocksize << fs->cluster_ratio_bits,
 577                        s->s_log_cluster_size);
 578         else
 579                 printf(_("Fragment size=%u (log=%u)\n"), EXT2_CLUSTER_SIZE(s),
 580                        s->s_log_cluster_size);
 581         printf(_("Stride=%u blocks, Stripe width=%u blocks\n"),
 582                s->s_raid_stride, s->s_raid_stripe_width);
 583         printf(_("%u inodes, %llu blocks\n"), s->s_inodes_count,
 584                ext2fs_blocks_count(s));
 585         printf(_("%llu blocks (%2.2f%%) reserved for the super user\n"),
 586                 ext2fs_r_blocks_count(s),
 587                100.0 *  ext2fs_r_blocks_count(s) / ext2fs_blocks_count(s));
 588         printf(_("First data block=%u\n"), s->s_first_data_block);
 589         if (s->s_reserved_gdt_blocks)
 590                 printf(_("Maximum filesystem blocks=%lu\n"),
 591                        (s->s_reserved_gdt_blocks + fs->desc_blocks) *
 592                        EXT2_DESC_PER_BLOCK(s) * s->s_blocks_per_group);
 593         if (fs->group_desc_count > 1)
 594                 printf(_("%u block groups\n"), fs->group_desc_count);
 595         else
 596                 printf(_("%u block group\n"), fs->group_desc_count);
 597         if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
 598                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
 599                 printf(_("%u blocks per group, %u clusters per group\n"),
 600                        s->s_blocks_per_group, s->s_clusters_per_group);
 601         else
 602                 printf(_("%u blocks per group, %u fragments per group\n"),
 603                        s->s_blocks_per_group, s->s_clusters_per_group);
 604         printf(_("%u inodes per group\n"), s->s_inodes_per_group);
 605
 606         if (fs->group_desc_count == 1) {
 607                 printf("\n");
 608                 return;
 609         }
 610
 611         printf(_("Superblock backups stored on blocks: "));
 612         group_block = s->s_first_data_block;
 613         col_left = 0;
 614         for (i = 1; i < fs->group_desc_count; i++) {
 615                 group_block += s->s_blocks_per_group;
 616                 if (!ext2fs_bg_has_super(fs, i))
 617                         continue;
 618                 if (i != 1)
 619                         printf(", ");
 620                 need = int_log10(group_block) + 2;
 621                 if (need > col_left) {
 622                         printf("\n\t");
 623                         col_left = 72;
 624                 }
 625                 col_left -= need;
 626                 printf("%llu", group_block);
 627         }
 628         printf("\n\n");
 629 }
 630
 631 /*
 632  * Set the S_CREATOR_OS field.  Return true if OS is known,
 633  * otherwise, 0.
 634  */
 635 static int set_os(struct ext2_super_block *sb, char *os)
 636 {
 637         if (isdigit (*os))
 638                 sb->s_creator_os = atoi (os);
 639         else if (strcasecmp(os, "linux") == 0)
 640                 sb->s_creator_os = EXT2_OS_LINUX;
 641         else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0)
 642                 sb->s_creator_os = EXT2_OS_HURD;
 643         else if (strcasecmp(os, "freebsd") == 0)
 644                 sb->s_creator_os = EXT2_OS_FREEBSD;
 645         else if (strcasecmp(os, "lites") == 0)
 646                 sb->s_creator_os = EXT2_OS_LITES;
 647         else
 648                 return 0;
 649         return 1;
 650 }
 651
 652 #define PATH_SET "PATH=/sbin"
 653
 654 static void parse_extended_opts(struct ext2_super_block *param,
 655                                 const char *opts)
 656 {
 657         char    *buf, *token, *next, *p, *arg, *badopt = 0;
 658         int     len;
 659         int     r_usage = 0;
 660
 661         len = strlen(opts);
 662         buf = malloc(len+1);
 663         if (!buf) {
 664                 fprintf(stderr,
 665                         _("Couldn't allocate memory to parse options!\n"));
 666                 exit(1);
 667         }
 668         strcpy(buf, opts);
 669         for (token = buf; token && *token; token = next) {
 670                 p = strchr(token, ',');
 671                 next = 0;
 672                 if (p) {
 673                         *p = 0;
 674                         next = p+1;
 675                 }
 676                 arg = strchr(token, '=');
 677                 if (arg) {
 678                         *arg = 0;
 679                         arg++;
 680                 }
 681                 if (strcmp(token, "mmp_update_interval") == 0) {
 682                         if (!arg) {
 683                                 r_usage++;
 684                                 badopt = token;
 685                                 continue;
 686                         }
 687                         param->s_mmp_update_interval = strtoul(arg, &p, 0);
 688                         if (*p) {
 689                                 fprintf(stderr,
 690                                         _("Invalid mmp_update_interval: %s\n"),
 691                                         arg);
 692                                 r_usage++;
 693                                 continue;
 694                         }
 695                 } else if (strcmp(token, "stride") == 0) {
 696                         if (!arg) {
 697                                 r_usage++;
 698                                 badopt = token;
 699                                 continue;
 700                         }
 701                         param->s_raid_stride = strtoul(arg, &p, 0);
 702                         if (*p) {
 703                                 fprintf(stderr,
 704                                         _("Invalid stride parameter: %s\n"),
 705                                         arg);
 706                                 r_usage++;
 707                                 continue;
 708                         }
 709                 } else if (strcmp(token, "stripe-width") == 0 ||
 710                            strcmp(token, "stripe_width") == 0) {
 711                         if (!arg) {
 712                                 r_usage++;
 713                                 badopt = token;
 714                                 continue;
 715                         }
 716                         param->s_raid_stripe_width = strtoul(arg, &p, 0);
 717                         if (*p) {
 718                                 fprintf(stderr,
 719                                         _("Invalid stripe-width parameter: %s\n"),
 720                                         arg);
 721                                 r_usage++;
 722                                 continue;
 723                         }
 724                 } else if (!strcmp(token, "resize")) {
 725                         blk64_t resize;
 726                         unsigned long bpg, rsv_groups;
 727                         unsigned long group_desc_count, desc_blocks;
 728                         unsigned int gdpb, blocksize;
 729                         int rsv_gdb;
 730
 731                         if (!arg) {
 732                                 r_usage++;
 733                                 badopt = token;
 734                                 continue;
 735                         }
 736
 737                         resize = parse_num_blocks2(arg,
 738                                                    param->s_log_block_size);
 739
 740                         if (resize == 0) {
 741                                 fprintf(stderr,
 742                                         _("Invalid resize parameter: %s\n"),
 743                                         arg);
 744                                 r_usage++;
 745                                 continue;
 746                         }
 747                         if (resize <= ext2fs_blocks_count(param)) {
 748                                 fprintf(stderr,
 749                                         _("The resize maximum must be greater "
 750                                           "than the filesystem size.\n"));
 751                                 r_usage++;
 752                                 continue;
 753                         }
 754
 755                         blocksize = EXT2_BLOCK_SIZE(param);
 756                         bpg = param->s_blocks_per_group;
 757                         if (!bpg)
 758                                 bpg = blocksize * 8;
 759                         gdpb = EXT2_DESC_PER_BLOCK(param);
 760                         group_desc_count = (__u32) ext2fs_div64_ceil(
 761                                 ext2fs_blocks_count(param), bpg);
 762                         desc_blocks = (group_desc_count +
 763                                        gdpb - 1) / gdpb;
 764                         rsv_groups = ext2fs_div64_ceil(resize, bpg);
 765                         rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) -
 766                                 desc_blocks;
 767                         if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param))
 768                                 rsv_gdb = EXT2_ADDR_PER_BLOCK(param);
 769
 770                         if (rsv_gdb > 0) {
 771                                 if (param->s_rev_level == EXT2_GOOD_OLD_REV) {
 772                                         fprintf(stderr,
 773         _("On-line resizing not supported with revision 0 filesystems\n"));
 774                                         free(buf);
 775                                         exit(1);
 776                                 }
 777                                 param->s_feature_compat |=
 778                                         EXT2_FEATURE_COMPAT_RESIZE_INODE;
 779
 780                                 param->s_reserved_gdt_blocks = rsv_gdb;
 781                         }
 782                 } else if (!strcmp(token, "test_fs")) {
 783                         param->s_flags |= EXT2_FLAGS_TEST_FILESYS;
 784                 } else if (!strcmp(token, "lazy_itable_init")) {
 785                         if (arg)
 786                                 lazy_itable_init = strtoul(arg, &p, 0);
 787                         else
 788                                 lazy_itable_init = 1;
 789                 } else if (!strcmp(token, "lazy_journal_init")) {
 790                         if (arg)
 791                                 journal_flags |= strtoul(arg, &p, 0) ?
 792                                                 EXT2_MKJOURNAL_LAZYINIT : 0;
 793                         else
 794                                 journal_flags |= EXT2_MKJOURNAL_LAZYINIT;
 795                 } else if (!strcmp(token, "discard")) {
 796                         discard = 1;
 797                 } else if (!strcmp(token, "nodiscard")) {
 798                         discard = 0;
 799                 } else if (!strcmp(token, "quotatype")) {
 800                         if (!arg) {
 801                                 r_usage++;
 802                                 badopt = token;
 803                                 continue;
 804                         }
 805                         if (!strncmp(arg, "usr", 3)) {
 806                                 quotatype = 0;
 807                         } else if (!strncmp(arg, "grp", 3)) {
 808                                 quotatype = 1;
 809                         } else {
 810                                 fprintf(stderr,
 811                                         _("Invalid quotatype parameter: %s\n"),
 812                                         arg);
 813                                 r_usage++;
 814                                 continue;
 815                         }
 816                 } else {
 817                         r_usage++;
 818                         badopt = token;
 819                 }
 820         }
 821         if (r_usage) {
 822                 fprintf(stderr, _("\nBad option(s) specified: %s\n\n"
 823                         "Extended options are separated by commas, "
 824                         "and may take an argument which\n"
 825                         "\tis set off by an equals ('=') sign.\n\n"
 826                         "Valid extended options are:\n"
 827                         "\tstride=<RAID per-disk data chunk in blocks>\n"
 828                         "\tstripe-width=<RAID stride * data disks in blocks>\n"
 829                         "\tresize=<resize maximum size in blocks>\n"
 830                         "\tlazy_itable_init=<0 to disable, 1 to enable>\n"
 831                         "\tlazy_journal_init=<0 to disable, 1 to enable>\n"
 832                         "\ttest_fs\n"
 833                         "\tdiscard\n"
 834                         "\tnodiscard\n"
 835                         "\tquotatype=<usr OR grp>\n\n"),
 836                         badopt ? badopt : "");
 837                 free(buf);
 838                 exit(1);
 839         }
 840         if (param->s_raid_stride &&
 841             (param->s_raid_stripe_width % param->s_raid_stride) != 0)
 842                 fprintf(stderr, _("\nWarning: RAID stripe-width %u not an even "
 843                                   "multiple of stride %u.\n\n"),
 844                         param->s_raid_stripe_width, param->s_raid_stride);
 845
 846         free(buf);
 847 }
 848
 849 static __u32 ok_features[3] = {
 850         /* Compat */
 851         EXT3_FEATURE_COMPAT_HAS_JOURNAL |
 852                 EXT2_FEATURE_COMPAT_RESIZE_INODE |
 853                 EXT2_FEATURE_COMPAT_DIR_INDEX |
 854                 EXT2_FEATURE_COMPAT_EXT_ATTR,
 855         /* Incompat */
 856         EXT2_FEATURE_INCOMPAT_FILETYPE|
 857                 EXT3_FEATURE_INCOMPAT_EXTENTS|
 858                 EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|
 859                 EXT2_FEATURE_INCOMPAT_META_BG|
 860                 EXT4_FEATURE_INCOMPAT_FLEX_BG|
 861                 EXT4_FEATURE_INCOMPAT_MMP |
 862                 EXT4_FEATURE_INCOMPAT_64BIT,
 863         /* R/O compat */
 864         EXT2_FEATURE_RO_COMPAT_LARGE_FILE|
 865                 EXT4_FEATURE_RO_COMPAT_HUGE_FILE|
 866                 EXT4_FEATURE_RO_COMPAT_DIR_NLINK|
 867                 EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE|
 868                 EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER|
 869                 EXT4_FEATURE_RO_COMPAT_GDT_CSUM|
 870                 EXT4_FEATURE_RO_COMPAT_BIGALLOC|
 871 #ifdef CONFIG_QUOTA
 872                 EXT4_FEATURE_RO_COMPAT_QUOTA|
 873 #endif
 874                 0
 875 };
 876
 877
 878 static void syntax_err_report(const char *filename, long err, int line_num)
 879 {
 880         fprintf(stderr,
 881                 _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"),
 882                 filename, line_num, error_message(err));
 883         exit(1);
 884 }
 885
 886 static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 };
 887
 888 static void edit_feature(const char *str, __u32 *compat_array)
 889 {
 890         if (!str)
 891                 return;
 892
 893         if (e2p_edit_feature(str, compat_array, ok_features)) {
 894                 fprintf(stderr, _("Invalid filesystem option set: %s\n"),
 895                         str);
 896                 exit(1);
 897         }
 898 }
 899
 900 static void edit_mntopts(const char *str, __u32 *mntopts)
 901 {
 902         if (!str)
 903                 return;
 904
 905         if (e2p_edit_mntopts(str, mntopts, ~0)) {
 906                 fprintf(stderr, _("Invalid mount option set: %s\n"),
 907                         str);
 908                 exit(1);
 909         }
 910 }
 911
 912 struct str_list {
 913         char **list;
 914         int num;
 915         int max;
 916 };
 917
 918 static errcode_t init_list(struct str_list *sl)
 919 {
 920         sl->num = 0;
 921         sl->max = 0;
 922         sl->list = malloc((sl->max+1) * sizeof(char *));
 923         if (!sl->list)
 924                 return ENOMEM;
 925         sl->list[0] = 0;
 926         return 0;
 927 }
 928
 929 static errcode_t push_string(struct str_list *sl, const char *str)
 930 {
 931         char **new_list;
 932
 933         if (sl->num >= sl->max) {
 934                 sl->max += 2;
 935                 new_list = realloc(sl->list, (sl->max+1) * sizeof(char *));
 936                 if (!new_list)
 937                         return ENOMEM;
 938                 sl->list = new_list;
 939         }
 940         sl->list[sl->num] = malloc(strlen(str)+1);
 941         if (sl->list[sl->num] == 0)
 942                 return ENOMEM;
 943         strcpy(sl->list[sl->num], str);
 944         sl->num++;
 945         sl->list[sl->num] = 0;
 946         return 0;
 947 }
 948
 949 static void print_str_list(char **list)
 950 {
 951         char **cpp;
 952
 953         for (cpp = list; *cpp; cpp++) {
 954                 printf("'%s'", *cpp);
 955                 if (cpp[1])
 956                         fputs(", ", stdout);
 957         }
 958         fputc('\n', stdout);
 959 }
 960
 961 /*
 962  * Return TRUE if the profile has the given subsection
 963  */
 964 static int profile_has_subsection(profile_t profile, const char *section,
 965                                   const char *subsection)
 966 {
 967         void                    *state;
 968         const char              *names[4];
 969         char                    *name;
 970         int                     ret = 0;
 971
 972         names[0] = section;
 973         names[1] = subsection;
 974         names[2] = 0;
 975
 976         if (profile_iterator_create(profile, names,
 977                                     PROFILE_ITER_LIST_SECTION |
 978                                     PROFILE_ITER_RELATIONS_ONLY, &state))
 979                 return 0;
 980
 981         if ((profile_iterator(&state, &name, 0) == 0) && name) {
 982                 free(name);
 983                 ret = 1;
 984         }
 985
 986         profile_iterator_free(&state);
 987         return ret;
 988 }
 989
 990 static char **parse_fs_type(const char *fs_type,
 991                             const char *usage_types,
 992                             struct ext2_super_block *fs_param,
 993                             blk64_t fs_blocks_count,
 994                             char *progname)
 995 {
 996         const char      *ext_type = 0;
 997         char            *parse_str;
 998         char            *profile_type = 0;
 999         char            *cp, *t;
1000         const char      *size_type;
1001         struct str_list list;
1002         unsigned long long meg;
1003         int             is_hurd = 0;
1004
1005         if (init_list(&list))
1006                 return 0;
1007
1008         if (creator_os && (!strcasecmp(creator_os, "GNU") ||
1009                            !strcasecmp(creator_os, "hurd")))
1010                 is_hurd = 1;
1011
1012         if (fs_type)
1013                 ext_type = fs_type;
1014         else if (is_hurd)
1015                 ext_type = "ext2";
1016         else if (!strcmp(program_name, "mke3fs"))
1017                 ext_type = "ext3";
1018         else if (!strcmp(program_name, "mke4fs"))
1019                 ext_type = "ext4";
1020         else if (progname) {
1021                 ext_type = strrchr(progname, '/');
1022                 if (ext_type)
1023                         ext_type++;
1024                 else
1025                         ext_type = progname;
1026
1027                 if (!strncmp(ext_type, "mkfs.", 5)) {
1028                         ext_type += 5;
1029                         if (ext_type[0] == 0)
1030                                 ext_type = 0;
1031                 } else
1032                         ext_type = 0;
1033         }
1034
1035         if (!ext_type) {
1036                 profile_get_string(profile, "defaults", "fs_type", 0,
1037                                    "ext2", &profile_type);
1038                 ext_type = profile_type;
1039                 if (!strcmp(ext_type, "ext2") && (journal_size != 0))
1040                         ext_type = "ext3";
1041         }
1042
1043
1044         if (!profile_has_subsection(profile, "fs_types", ext_type) &&
1045             strcmp(ext_type, "ext2")) {
1046                 printf(_("\nYour mke2fs.conf file does not define the "
1047                          "%s filesystem type.\n"), ext_type);
1048                 if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") ||
1049                     !strcmp(ext_type, "ext4dev")) {
1050                         printf(_("You probably need to install an updated "
1051                                  "mke2fs.conf file.\n\n"));
1052                 }
1053                 if (!force) {
1054                         printf(_("Aborting...\n"));
1055                         exit(1);
1056                 }
1057         }
1058
1059         meg = (1024 * 1024) / EXT2_BLOCK_SIZE(fs_param);
1060         if (fs_blocks_count < 3 * meg)
1061                 size_type = "floppy";
1062         else if (fs_blocks_count < 512 * meg)
1063                 size_type = "small";
1064         else if (fs_blocks_count < 4 * 1024 * 1024 * meg)
1065                 size_type = "default";
1066         else if (fs_blocks_count < 16 * 1024 * 1024 * meg)
1067                 size_type = "big";
1068         else
1069                 size_type = "huge";
1070
1071         if (!usage_types)
1072                 usage_types = size_type;
1073
1074         parse_str = malloc(strlen(usage_types)+1);
1075         if (!parse_str) {
1076                 free(list.list);
1077                 return 0;
1078         }
1079         strcpy(parse_str, usage_types);
1080
1081         if (ext_type)
1082                 push_string(&list, ext_type);
1083         cp = parse_str;
1084         while (1) {
1085                 t = strchr(cp, ',');
1086                 if (t)
1087                         *t = '\0';
1088
1089                 if (*cp) {
1090                         if (profile_has_subsection(profile, "fs_types", cp))
1091                                 push_string(&list, cp);
1092                         else if (strcmp(cp, "default") != 0)
1093                                 fprintf(stderr,
1094                                         _("\nWarning: the fs_type %s is not "
1095                                           "defined in mke2fs.conf\n\n"),
1096                                         cp);
1097                 }
1098                 if (t)
1099                         cp = t+1;
1100                 else {
1101                         cp = "";
1102                         break;
1103                 }
1104         }
1105         free(parse_str);
1106         free(profile_type);
1107         if (is_hurd)
1108                 push_string(&list, "hurd");
1109         return (list.list);
1110 }
1111
1112 static char *get_string_from_profile(char **fs_types, const char *opt,
1113                                      const char *def_val)
1114 {
1115         char *ret = 0;
1116         int i;
1117
1118         for (i=0; fs_types[i]; i++);
1119         for (i-=1; i >=0 ; i--) {
1120                 profile_get_string(profile, "fs_types", fs_types[i],
1121                                    opt, 0, &ret);
1122                 if (ret)
1123                         return ret;
1124         }
1125         profile_get_string(profile, "defaults", opt, 0, def_val, &ret);
1126         return (ret);
1127 }
1128
1129 static int get_int_from_profile(char **fs_types, const char *opt, int def_val)
1130 {
1131         int ret;
1132         char **cpp;
1133
1134         profile_get_integer(profile, "defaults", opt, 0, def_val, &ret);
1135         for (cpp = fs_types; *cpp; cpp++)
1136                 profile_get_integer(profile, "fs_types", *cpp, opt, ret, &ret);
1137         return ret;
1138 }
1139
1140 static double get_double_from_profile(char **fs_types, const char *opt,
1141                                       double def_val)
1142 {
1143         double ret;
1144         char **cpp;
1145
1146         profile_get_double(profile, "defaults", opt, 0, def_val, &ret);
1147         for (cpp = fs_types; *cpp; cpp++)
1148                 profile_get_double(profile, "fs_types", *cpp, opt, ret, &ret);
1149         return ret;
1150 }
1151
1152 static int get_bool_from_profile(char **fs_types, const char *opt, int def_val)
1153 {
1154         int ret;
1155         char **cpp;
1156
1157         profile_get_boolean(profile, "defaults", opt, 0, def_val, &ret);
1158         for (cpp = fs_types; *cpp; cpp++)
1159                 profile_get_boolean(profile, "fs_types", *cpp, opt, ret, &ret);
1160         return ret;
1161 }
1162
1163 extern const char *mke2fs_default_profile;
1164 static const char *default_files[] = { "<default>", 0 };
1165
1166 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1167 /*
1168  * Sets the geometry of a device (stripe/stride), and returns the
1169  * device's alignment offset, if any, or a negative error.
1170  */
1171 static int get_device_geometry(const char *file,
1172                                struct ext2_super_block *fs_param,
1173                                int psector_size)
1174 {
1175         int rc = -1;
1176         int blocksize;
1177         blkid_probe pr;
1178         blkid_topology tp;
1179         unsigned long min_io;
1180         unsigned long opt_io;
1181         struct stat statbuf;
1182
1183         /* Nothing to do for a regular file */
1184         if (!stat(file, &statbuf) && S_ISREG(statbuf.st_mode))
1185                 return 0;
1186
1187         pr = blkid_new_probe_from_filename(file);
1188         if (!pr)
1189                 goto out;
1190
1191         tp = blkid_probe_get_topology(pr);
1192         if (!tp)
1193                 goto out;
1194
1195         min_io = blkid_topology_get_minimum_io_size(tp);
1196         opt_io = blkid_topology_get_optimal_io_size(tp);
1197         blocksize = EXT2_BLOCK_SIZE(fs_param);
1198         if ((min_io == 0) && (psector_size > blocksize))
1199                 min_io = psector_size;
1200         if ((opt_io == 0) && min_io)
1201                 opt_io = min_io;
1202         if ((opt_io == 0) && (psector_size > blocksize))
1203                 opt_io = psector_size;
1204
1205         /* setting stripe/stride to blocksize is pointless */
1206         if (min_io > blocksize)
1207                 fs_param->s_raid_stride = min_io / blocksize;
1208         if (opt_io > blocksize)
1209                 fs_param->s_raid_stripe_width = opt_io / blocksize;
1210
1211         rc = blkid_topology_get_alignment_offset(tp);
1212 out:
1213         blkid_free_probe(pr);
1214         return rc;
1215 }
1216 #endif
1217
1218 static void PRS(int argc, char *argv[])
1219 {
1220         int             b, c;
1221         int             cluster_size = 0;
1222         char            *tmp, **cpp;
1223         int             blocksize = 0;
1224         int             inode_ratio = 0;
1225         int             inode_size = 0;
1226         unsigned long   flex_bg_size = 0;
1227         double          reserved_ratio = -1.0;
1228         int             lsector_size = 0, psector_size = 0;
1229         int             show_version_only = 0;
1230         unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */
1231         errcode_t       retval;
1232         char *          oldpath = getenv("PATH");
1233         char *          extended_opts = 0;
1234         char *          fs_type = 0;
1235         char *          usage_types = 0;
1236         blk64_t         dev_size;
1237         blk64_t         fs_blocks_count = 0;
1238 #ifdef __linux__
1239         struct          utsname ut;
1240 #endif
1241         long            sysval;
1242         int             s_opt = -1, r_opt = -1;
1243         char            *fs_features = 0;
1244         int             use_bsize;
1245         char            *newpath;
1246         int             pathlen = sizeof(PATH_SET) + 1;
1247
1248         if (oldpath)
1249                 pathlen += strlen(oldpath);
1250         newpath = malloc(pathlen);
1251         if (!newpath) {
1252                 fprintf(stderr, _("Couldn't allocate memory for new PATH.\n"));
1253                 exit(1);
1254         }
1255         strcpy(newpath, PATH_SET);
1256
1257         /* Update our PATH to include /sbin  */
1258         if (oldpath) {
1259                 strcat (newpath, ":");
1260                 strcat (newpath, oldpath);
1261         }
1262         putenv (newpath);
1263
1264         tmp = getenv("MKE2FS_SYNC");
1265         if (tmp)
1266                 sync_kludge = atoi(tmp);
1267
1268         /* Determine the system page size if possible */
1269 #ifdef HAVE_SYSCONF
1270 #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
1271 #define _SC_PAGESIZE _SC_PAGE_SIZE
1272 #endif
1273 #ifdef _SC_PAGESIZE
1274         sysval = sysconf(_SC_PAGESIZE);
1275         if (sysval > 0)
1276                 sys_page_size = sysval;
1277 #endif /* _SC_PAGESIZE */
1278 #endif /* HAVE_SYSCONF */
1279
1280         if ((tmp = getenv("MKE2FS_CONFIG")) != NULL)
1281                 config_fn[0] = tmp;
1282         profile_set_syntax_err_cb(syntax_err_report);
1283         retval = profile_init(config_fn, &profile);
1284         if (retval == ENOENT) {
1285                 retval = profile_init(default_files, &profile);
1286                 if (retval)
1287                         goto profile_error;
1288                 retval = profile_set_default(profile, mke2fs_default_profile);
1289                 if (retval)
1290                         goto profile_error;
1291         } else if (retval) {
1292 profile_error:
1293                 fprintf(stderr, _("Couldn't init profile successfully"
1294                                   " (error: %ld).\n"), retval);
1295                 exit(1);
1296         }
1297
1298         setbuf(stdout, NULL);
1299         setbuf(stderr, NULL);
1300         add_error_table(&et_ext2_error_table);
1301         add_error_table(&et_prof_error_table);
1302         memset(&fs_param, 0, sizeof(struct ext2_super_block));
1303         fs_param.s_rev_level = 1;  /* Create revision 1 filesystems now */
1304
1305 #ifdef __linux__
1306         if (uname(&ut)) {
1307                 perror("uname");
1308                 exit(1);
1309         }
1310         linux_version_code = parse_version_number(ut.release);
1311         if (linux_version_code && linux_version_code < (2*65536 + 2*256))
1312                 fs_param.s_rev_level = 0;
1313 #endif
1314
1315         if (argc && *argv) {
1316                 program_name = get_progname(*argv);
1317
1318                 /* If called as mkfs.ext3, create a journal inode */
1319                 if (!strcmp(program_name, "mkfs.ext3") ||
1320                     !strcmp(program_name, "mke3fs"))
1321                         journal_size = -1;
1322         }
1323
1324         while ((c = getopt (argc, argv,
1325                     "b:cg:i:jl:m:no:qr:s:t:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:V")) != EOF) {
1326                 switch (c) {
1327                 case 'b':
1328                         blocksize = strtol(optarg, &tmp, 0);
1329                         b = (blocksize > 0) ? blocksize : -blocksize;
1330                         if (b < EXT2_MIN_BLOCK_SIZE ||
1331                             b > EXT2_MAX_BLOCK_SIZE || *tmp) {
1332                                 com_err(program_name, 0,
1333                                         _("invalid block size - %s"), optarg);
1334                                 exit(1);
1335                         }
1336                         if (blocksize > 4096)
1337                                 fprintf(stderr, _("Warning: blocksize %d not "
1338                                                   "usable on most systems.\n"),
1339                                         blocksize);
1340                         if (blocksize > 0)
1341                                 fs_param.s_log_block_size =
1342                                         int_log2(blocksize >>
1343                                                  EXT2_MIN_BLOCK_LOG_SIZE);
1344                         break;
1345                 case 'c':       /* Check for bad blocks */
1346                         cflag++;
1347                         break;
1348                 case 'C':
1349                         cluster_size = strtoul(optarg, &tmp, 0);
1350                         if (cluster_size < EXT2_MIN_CLUSTER_SIZE ||
1351                             cluster_size > EXT2_MAX_CLUSTER_SIZE || *tmp) {
1352                                 com_err(program_name, 0,
1353                                         _("invalid cluster size - %s"),
1354                                         optarg);
1355                                 exit(1);
1356                         }
1357                         break;
1358                 case 'D':
1359                         direct_io = 1;
1360                         break;
1361                 case 'g':
1362                         fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0);
1363                         if (*tmp) {
1364                                 com_err(program_name, 0,
1365                                         _("Illegal number for blocks per group"));
1366                                 exit(1);
1367                         }
1368                         if ((fs_param.s_blocks_per_group % 8) != 0) {
1369                                 com_err(program_name, 0,
1370                                 _("blocks per group must be multiple of 8"));
1371                                 exit(1);
1372                         }
1373                         break;
1374                 case 'G':
1375                         flex_bg_size = strtoul(optarg, &tmp, 0);
1376                         if (*tmp) {
1377                                 com_err(program_name, 0,
1378                                         _("Illegal number for flex_bg size"));
1379                                 exit(1);
1380                         }
1381                         if (flex_bg_size < 1 ||
1382                             (flex_bg_size & (flex_bg_size-1)) != 0) {
1383                                 com_err(program_name, 0,
1384                                         _("flex_bg size must be a power of 2"));
1385                                 exit(1);
1386                         }
1387                         break;
1388                 case 'i':
1389                         inode_ratio = strtoul(optarg, &tmp, 0);
1390                         if (inode_ratio < EXT2_MIN_BLOCK_SIZE ||
1391                             inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 ||
1392                             *tmp) {
1393                                 com_err(program_name, 0,
1394                                         _("invalid inode ratio %s (min %d/max %d)"),
1395                                         optarg, EXT2_MIN_BLOCK_SIZE,
1396                                         EXT2_MAX_BLOCK_SIZE * 1024);
1397                                 exit(1);
1398                         }
1399                         break;
1400                 case 'J':
1401                         parse_journal_opts(optarg);
1402                         break;
1403                 case 'K':
1404                         fprintf(stderr, _("Warning: -K option is deprecated and "
1405                                           "should not be used anymore. Use "
1406                                           "\'-E nodiscard\' extended option "
1407                                           "instead!\n"));
1408                         discard = 0;
1409                         break;
1410                 case 'j':
1411                         if (!journal_size)
1412                                 journal_size = -1;
1413                         break;
1414                 case 'l':
1415                         bad_blocks_filename = malloc(strlen(optarg)+1);
1416                         if (!bad_blocks_filename) {
1417                                 com_err(program_name, ENOMEM,
1418                                         _("in malloc for bad_blocks_filename"));
1419                                 exit(1);
1420                         }
1421                         strcpy(bad_blocks_filename, optarg);
1422                         break;
1423                 case 'm':
1424                         reserved_ratio = strtod(optarg, &tmp);
1425                         if ( *tmp || reserved_ratio > 50 ||
1426                              reserved_ratio < 0) {
1427                                 com_err(program_name, 0,
1428                                         _("invalid reserved blocks percent - %s"),
1429                                         optarg);
1430                                 exit(1);
1431                         }
1432                         break;
1433                 case 'n':
1434                         noaction++;
1435                         break;
1436                 case 'o':
1437                         creator_os = optarg;
1438                         break;
1439                 case 'q':
1440                         quiet = 1;
1441                         break;
1442                 case 'r':
1443                         r_opt = strtoul(optarg, &tmp, 0);
1444                         if (*tmp) {
1445                                 com_err(program_name, 0,
1446                                         _("bad revision level - %s"), optarg);
1447                                 exit(1);
1448                         }
1449                         fs_param.s_rev_level = r_opt;
1450                         break;
1451                 case 's':       /* deprecated */
1452                         s_opt = atoi(optarg);
1453                         break;
1454                 case 'I':
1455                         inode_size = strtoul(optarg, &tmp, 0);
1456                         if (*tmp) {
1457                                 com_err(program_name, 0,
1458                                         _("invalid inode size - %s"), optarg);
1459                                 exit(1);
1460                         }
1461                         break;
1462                 case 'v':
1463                         verbose = 1;
1464                         break;
1465                 case 'F':
1466                         force++;
1467                         break;
1468                 case 'L':
1469                         volume_label = optarg;
1470                         break;
1471                 case 'M':
1472                         mount_dir = optarg;
1473                         break;
1474                 case 'N':
1475                         num_inodes = strtoul(optarg, &tmp, 0);
1476                         if (*tmp) {
1477                                 com_err(program_name, 0,
1478                                         _("bad num inodes - %s"), optarg);
1479                                         exit(1);
1480                         }
1481                         break;
1482                 case 'O':
1483                         fs_features = optarg;
1484                         break;
1485                 case 'E':
1486                 case 'R':
1487                         extended_opts = optarg;
1488                         break;
1489                 case 'S':
1490                         super_only = 1;
1491                         break;
1492                 case 't':
1493                         if (fs_type) {
1494                                 com_err(program_name, 0,
1495                                     _("The -t option may only be used once"));
1496                                 exit(1);
1497                         }
1498                         fs_type = strdup(optarg);
1499                         break;
1500                 case 'T':
1501                         if (usage_types) {
1502                                 com_err(program_name, 0,
1503                                     _("The -T option may only be used once"));
1504                                 exit(1);
1505                         }
1506                         usage_types = strdup(optarg);
1507                         break;
1508                 case 'U':
1509                         fs_uuid = optarg;
1510                         break;
1511                 case 'V':
1512                         /* Print version number and exit */
1513                         show_version_only++;
1514                         break;
1515                 default:
1516                         usage();
1517                 }
1518         }
1519         if ((optind == argc) && !show_version_only)
1520                 usage();
1521         device_name = argv[optind++];
1522
1523         if (!quiet || show_version_only)
1524                 fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION,
1525                          E2FSPROGS_DATE);
1526
1527         if (show_version_only) {
1528                 fprintf(stderr, _("\tUsing %s\n"),
1529                         error_message(EXT2_ET_BASE));
1530                 exit(0);
1531         }
1532
1533         /*
1534          * If there's no blocksize specified and there is a journal
1535          * device, use it to figure out the blocksize
1536          */
1537         if (blocksize <= 0 && journal_device) {
1538                 ext2_filsys     jfs;
1539                 io_manager      io_ptr;
1540
1541 #ifdef CONFIG_TESTIO_DEBUG
1542                 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
1543                         io_ptr = test_io_manager;
1544                         test_io_backing_manager = unix_io_manager;
1545                 } else
1546 #endif
1547                         io_ptr = unix_io_manager;
1548                 retval = ext2fs_open(journal_device,
1549                                      EXT2_FLAG_JOURNAL_DEV_OK, 0,
1550                                      0, io_ptr, &jfs);
1551                 if (retval) {
1552                         com_err(program_name, retval,
1553                                 _("while trying to open journal device %s\n"),
1554                                 journal_device);
1555                         exit(1);
1556                 }
1557                 if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) {
1558                         com_err(program_name, 0,
1559                                 _("Journal dev blocksize (%d) smaller than "
1560                                   "minimum blocksize %d\n"), jfs->blocksize,
1561                                 -blocksize);
1562                         exit(1);
1563                 }
1564                 blocksize = jfs->blocksize;
1565                 printf(_("Using journal device's blocksize: %d\n"), blocksize);
1566                 fs_param.s_log_block_size =
1567                         int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
1568                 ext2fs_close(jfs);
1569         }
1570
1571         if (optind < argc) {
1572                 fs_blocks_count = parse_num_blocks2(argv[optind++],
1573                                                    fs_param.s_log_block_size);
1574                 if (!fs_blocks_count) {
1575                         com_err(program_name, 0,
1576                                 _("invalid blocks '%s' on device '%s'"),
1577                                 argv[optind - 1], device_name);
1578                         exit(1);
1579                 }
1580         }
1581         if (optind < argc)
1582                 usage();
1583
1584         if (!force)
1585                 check_plausibility(device_name);
1586         check_mount(device_name, force, _("filesystem"));
1587
1588         /* Determine the size of the device (if possible) */
1589         if (noaction && fs_blocks_count) {
1590                 dev_size = fs_blocks_count;
1591                 retval = 0;
1592         } else
1593                 retval = ext2fs_get_device_size2(device_name,
1594                                                  EXT2_BLOCK_SIZE(&fs_param),
1595                                                  &dev_size);
1596
1597         if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) {
1598                 com_err(program_name, retval,
1599                         _("while trying to determine filesystem size"));
1600                 exit(1);
1601         }
1602         if (!fs_blocks_count) {
1603                 if (retval == EXT2_ET_UNIMPLEMENTED) {
1604                         com_err(program_name, 0,
1605                                 _("Couldn't determine device size; you "
1606                                 "must specify\nthe size of the "
1607                                 "filesystem\n"));
1608                         exit(1);
1609                 } else {
1610                         if (dev_size == 0) {
1611                                 com_err(program_name, 0,
1612                                 _("Device size reported to be zero.  "
1613                                   "Invalid partition specified, or\n\t"
1614                                   "partition table wasn't reread "
1615                                   "after running fdisk, due to\n\t"
1616                                   "a modified partition being busy "
1617                                   "and in use.  You may need to reboot\n\t"
1618                                   "to re-read your partition table.\n"
1619                                   ));
1620                                 exit(1);
1621                         }
1622                         fs_blocks_count = dev_size;
1623                         if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param))
1624                                 fs_blocks_count &= ~((blk64_t) ((sys_page_size /
1625                                              EXT2_BLOCK_SIZE(&fs_param))-1));
1626                 }
1627         } else if (!force && (fs_blocks_count > dev_size)) {
1628                 com_err(program_name, 0,
1629                         _("Filesystem larger than apparent device size."));
1630                 proceed_question();
1631         }
1632
1633         if (!fs_type)
1634                 profile_get_string(profile, "devices", device_name,
1635                                    "fs_type", 0, &fs_type);
1636         if (!usage_types)
1637                 profile_get_string(profile, "devices", device_name,
1638                                    "usage_types", 0, &usage_types);
1639
1640         /*
1641          * We have the file system (or device) size, so we can now
1642          * determine the appropriate file system types so the fs can
1643          * be appropriately configured.
1644          */
1645         fs_types = parse_fs_type(fs_type, usage_types, &fs_param,
1646                                  fs_blocks_count ? fs_blocks_count : dev_size,
1647                                  argv[0]);
1648         if (!fs_types) {
1649                 fprintf(stderr, _("Failed to parse fs types list\n"));
1650                 exit(1);
1651         }
1652
1653         /* Figure out what features should be enabled */
1654
1655         tmp = NULL;
1656         if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) {
1657                 tmp = get_string_from_profile(fs_types, "base_features",
1658                       "sparse_super,filetype,resize_inode,dir_index");
1659                 edit_feature(tmp, &fs_param.s_feature_compat);
1660                 free(tmp);
1661
1662                 /* And which mount options as well */
1663                 tmp = get_string_from_profile(fs_types, "default_mntopts",
1664                                               "acl,user_xattr");
1665                 edit_mntopts(tmp, &fs_param.s_default_mount_opts);
1666                 if (tmp)
1667                         free(tmp);
1668
1669                 for (cpp = fs_types; *cpp; cpp++) {
1670                         tmp = NULL;
1671                         profile_get_string(profile, "fs_types", *cpp,
1672                                            "features", "", &tmp);
1673                         if (tmp && *tmp)
1674                                 edit_feature(tmp, &fs_param.s_feature_compat);
1675                         if (tmp)
1676                                 free(tmp);
1677                 }
1678                 tmp = get_string_from_profile(fs_types, "default_features",
1679                                               "");
1680         }
1681         edit_feature(fs_features ? fs_features : tmp,
1682                      &fs_param.s_feature_compat);
1683         if (tmp)
1684                 free(tmp);
1685
1686         /*
1687          * We now need to do a sanity check of fs_blocks_count for
1688          * 32-bit vs 64-bit block number support.
1689          */
1690         if ((fs_blocks_count > MAX_32_NUM) && (blocksize == 0)) {
1691                 fs_blocks_count /= 4; /* Try using a 4k blocksize */
1692                 blocksize = 4096;
1693                 fs_param.s_log_block_size = 2;
1694         }
1695         if ((fs_blocks_count > MAX_32_NUM) &&
1696             !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) &&
1697             get_bool_from_profile(fs_types, "auto_64-bit_support", 0)) {
1698                 fs_param.s_feature_incompat |= EXT4_FEATURE_INCOMPAT_64BIT;
1699                 fs_param.s_feature_compat &= ~EXT2_FEATURE_COMPAT_RESIZE_INODE;
1700         }
1701         if ((fs_blocks_count > MAX_32_NUM) &&
1702             !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT)) {
1703                 fprintf(stderr, _("%s: Size of device (0x%llx blocks) %s "
1704                                   "too big to be expressed\n\t"
1705                                   "in 32 bits using a blocksize of %d.\n"),
1706                         program_name, fs_blocks_count, device_name,
1707                         EXT2_BLOCK_SIZE(&fs_param));
1708                 exit(1);
1709         }
1710
1711         ext2fs_blocks_count_set(&fs_param, fs_blocks_count);
1712
1713         if (fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
1714                 fs_types[0] = strdup("journal");
1715                 fs_types[1] = 0;
1716         }
1717
1718         if (verbose) {
1719                 fputs(_("fs_types for mke2fs.conf resolution: "), stdout);
1720                 print_str_list(fs_types);
1721         }
1722
1723         if (r_opt == EXT2_GOOD_OLD_REV &&
1724             (fs_param.s_feature_compat || fs_param.s_feature_incompat ||
1725              fs_param.s_feature_ro_compat)) {
1726                 fprintf(stderr, _("Filesystem features not supported "
1727                                   "with revision 0 filesystems\n"));
1728                 exit(1);
1729         }
1730
1731         if (s_opt > 0) {
1732                 if (r_opt == EXT2_GOOD_OLD_REV) {
1733                         fprintf(stderr, _("Sparse superblocks not supported "
1734                                   "with revision 0 filesystems\n"));
1735                         exit(1);
1736                 }
1737                 fs_param.s_feature_ro_compat |=
1738                         EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
1739         } else if (s_opt == 0)
1740                 fs_param.s_feature_ro_compat &=
1741                         ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
1742
1743         if (journal_size != 0) {
1744                 if (r_opt == EXT2_GOOD_OLD_REV) {
1745                         fprintf(stderr, _("Journals not supported "
1746                                   "with revision 0 filesystems\n"));
1747                         exit(1);
1748                 }
1749                 fs_param.s_feature_compat |=
1750                         EXT3_FEATURE_COMPAT_HAS_JOURNAL;
1751         }
1752
1753         /* Get reserved_ratio from profile if not specified on cmd line. */
1754         if (reserved_ratio < 0.0) {
1755                 reserved_ratio = get_double_from_profile(
1756                                         fs_types, "reserved_ratio", 5.0);
1757                 if (reserved_ratio > 50 || reserved_ratio < 0) {
1758                         com_err(program_name, 0,
1759                                 _("invalid reserved blocks percent - %lf"),
1760                                 reserved_ratio);
1761                         exit(1);
1762                 }
1763         }
1764
1765         if (fs_param.s_feature_incompat &
1766             EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
1767                 reserved_ratio = 0;
1768                 fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV;
1769                 fs_param.s_feature_compat = 0;
1770                 fs_param.s_feature_ro_compat = 0;
1771         }
1772
1773         if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) &&
1774             (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) {
1775                 fprintf(stderr, _("The resize_inode and meta_bg features "
1776                                   "are not compatible.\n"
1777                                   "They can not be both enabled "
1778                                   "simultaneously.\n"));
1779                 exit(1);
1780         }
1781
1782         /* Set first meta blockgroup via an environment variable */
1783         /* (this is mostly for debugging purposes) */
1784         if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) &&
1785             ((tmp = getenv("MKE2FS_FIRST_META_BG"))))
1786                 fs_param.s_first_meta_bg = atoi(tmp);
1787
1788         /* Get the hardware sector sizes, if available */
1789         retval = ext2fs_get_device_sectsize(device_name, &lsector_size);
1790         if (retval) {
1791                 com_err(program_name, retval,
1792                         _("while trying to determine hardware sector size"));
1793                 exit(1);
1794         }
1795         retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size);
1796         if (retval) {
1797                 com_err(program_name, retval,
1798                         _("while trying to determine physical sector size"));
1799                 exit(1);
1800         }
1801
1802         if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL)
1803                 lsector_size = atoi(tmp);
1804         if ((tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE")) != NULL)
1805                 psector_size = atoi(tmp);
1806
1807         /* Older kernels may not have physical/logical distinction */
1808         if (!psector_size)
1809                 psector_size = lsector_size;
1810
1811         if (blocksize <= 0) {
1812                 use_bsize = get_int_from_profile(fs_types, "blocksize", 4096);
1813
1814                 if (use_bsize == -1) {
1815                         use_bsize = sys_page_size;
1816                         if ((linux_version_code < (2*65536 + 6*256)) &&
1817                             (use_bsize > 4096))
1818                                 use_bsize = 4096;
1819                 }
1820                 if (lsector_size && use_bsize < lsector_size)
1821                         use_bsize = lsector_size;
1822                 if ((blocksize < 0) && (use_bsize < (-blocksize)))
1823                         use_bsize = -blocksize;
1824                 blocksize = use_bsize;
1825                 ext2fs_blocks_count_set(&fs_param,
1826                                         ext2fs_blocks_count(&fs_param) /
1827                                         (blocksize / 1024));
1828         } else {
1829                 if (blocksize < lsector_size) {                 /* Impossible */
1830                         com_err(program_name, EINVAL,
1831                                 _("while setting blocksize; too small "
1832                                   "for device\n"));
1833                         exit(1);
1834                 } else if ((blocksize < psector_size) &&
1835                            (psector_size <= sys_page_size)) {   /* Suboptimal */
1836                         fprintf(stderr, _("Warning: specified blocksize %d is "
1837                                 "less than device physical sectorsize %d\n"),
1838                                 blocksize, psector_size);
1839                 }
1840         }
1841
1842         fs_param.s_log_block_size =
1843                 int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
1844         if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) {
1845                 if (!cluster_size)
1846                         cluster_size = get_int_from_profile(fs_types,
1847                                                             "cluster_size",
1848                                                             blocksize*16);
1849                 fs_param.s_log_cluster_size =
1850                         int_log2(cluster_size >> EXT2_MIN_CLUSTER_LOG_SIZE);
1851         } else
1852                 fs_param.s_log_cluster_size = fs_param.s_log_block_size;
1853
1854         if (inode_ratio == 0) {
1855                 inode_ratio = get_int_from_profile(fs_types, "inode_ratio",
1856                                                    8192);
1857                 if (inode_ratio < blocksize)
1858                         inode_ratio = blocksize;
1859                 if (inode_ratio < EXT2_CLUSTER_SIZE(&fs_param))
1860                         inode_ratio = EXT2_CLUSTER_SIZE(&fs_param);
1861         }
1862
1863 #ifdef HAVE_BLKID_PROBE_GET_TOPOLOGY
1864         retval = get_device_geometry(device_name, &fs_param, psector_size);
1865         if (retval < 0) {
1866                 fprintf(stderr,
1867                         _("warning: Unable to get device geometry for %s\n"),
1868                         device_name);
1869         } else if (retval) {
1870                 printf(_("%s alignment is offset by %lu bytes.\n"),
1871                        device_name, retval);
1872                 printf(_("This may result in very poor performance, "
1873                           "(re)-partitioning suggested.\n"));
1874         }
1875 #endif
1876
1877         blocksize = EXT2_BLOCK_SIZE(&fs_param);
1878
1879         /* This check should happen beyond the last assignment to blocksize */
1880         if (blocksize > sys_page_size) {
1881                 if (!force) {
1882                         com_err(program_name, 0,
1883                                 _("%d-byte blocks too big for system (max %d)"),
1884                                 blocksize, sys_page_size);
1885                         proceed_question();
1886                 }
1887                 fprintf(stderr, _("Warning: %d-byte blocks too big for system "
1888                                   "(max %d), forced to continue\n"),
1889                         blocksize, sys_page_size);
1890         }
1891
1892         lazy_itable_init = 0;
1893         if (access("/sys/fs/ext4/features/lazy_itable_init", R_OK) == 0)
1894                 lazy_itable_init = 1;
1895
1896         lazy_itable_init = get_bool_from_profile(fs_types,
1897                                                  "lazy_itable_init",
1898                                                  lazy_itable_init);
1899         discard = get_bool_from_profile(fs_types, "discard" , discard);
1900         journal_flags |= get_bool_from_profile(fs_types,
1901                                                "lazy_journal_init", 0) ?
1902                                                EXT2_MKJOURNAL_LAZYINIT : 0;
1903
1904         /* Get options from profile */
1905         for (cpp = fs_types; *cpp; cpp++) {
1906                 tmp = NULL;
1907                 profile_get_string(profile, "fs_types", *cpp, "options", "", &tmp);
1908                         if (tmp && *tmp)
1909                                 parse_extended_opts(&fs_param, tmp);
1910                         free(tmp);
1911         }
1912
1913         if (extended_opts)
1914                 parse_extended_opts(&fs_param, extended_opts);
1915
1916         /* Since sparse_super is the default, we would only have a problem
1917          * here if it was explicitly disabled.
1918          */
1919         if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) &&
1920             !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) {
1921                 com_err(program_name, 0,
1922                         _("reserved online resize blocks not supported "
1923                           "on non-sparse filesystem"));
1924                 exit(1);
1925         }
1926
1927         if (fs_param.s_blocks_per_group) {
1928                 if (fs_param.s_blocks_per_group < 256 ||
1929                     fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) {
1930                         com_err(program_name, 0,
1931                                 _("blocks per group count out of range"));
1932                         exit(1);
1933                 }
1934         }
1935
1936         if (inode_size == 0)
1937                 inode_size = get_int_from_profile(fs_types, "inode_size", 0);
1938         if (!flex_bg_size && (fs_param.s_feature_incompat &
1939                               EXT4_FEATURE_INCOMPAT_FLEX_BG))
1940                 flex_bg_size = get_int_from_profile(fs_types,
1941                                                     "flex_bg_size", 16);
1942         if (flex_bg_size) {
1943                 if (!(fs_param.s_feature_incompat &
1944                       EXT4_FEATURE_INCOMPAT_FLEX_BG)) {
1945                         com_err(program_name, 0,
1946                                 _("Flex_bg feature not enabled, so "
1947                                   "flex_bg size may not be specified"));
1948                         exit(1);
1949                 }
1950                 fs_param.s_log_groups_per_flex = int_log2(flex_bg_size);
1951         }
1952
1953         if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) {
1954                 if (inode_size < EXT2_GOOD_OLD_INODE_SIZE ||
1955                     inode_size > EXT2_BLOCK_SIZE(&fs_param) ||
1956                     inode_size & (inode_size - 1)) {
1957                         com_err(program_name, 0,
1958                                 _("invalid inode size %d (min %d/max %d)"),
1959                                 inode_size, EXT2_GOOD_OLD_INODE_SIZE,
1960                                 blocksize);
1961                         exit(1);
1962                 }
1963                 fs_param.s_inode_size = inode_size;
1964         }
1965
1966         /* Make sure number of inodes specified will fit in 32 bits */
1967         if (num_inodes == 0) {
1968                 unsigned long long n;
1969                 n = ext2fs_blocks_count(&fs_param) * blocksize / inode_ratio;
1970                 if (n > MAX_32_NUM) {
1971                         if (fs_param.s_feature_incompat &
1972                             EXT4_FEATURE_INCOMPAT_64BIT)
1973                                 num_inodes = MAX_32_NUM;
1974                         else {
1975                                 com_err(program_name, 0,
1976                                         _("too many inodes (%llu), raise "
1977                                           "inode ratio?"), n);
1978                                 exit(1);
1979                         }
1980                 }
1981         } else if (num_inodes > MAX_32_NUM) {
1982                 com_err(program_name, 0,
1983                         _("too many inodes (%llu), specify < 2^32 inodes"),
1984                           num_inodes);
1985                 exit(1);
1986         }
1987         /*
1988          * Calculate number of inodes based on the inode ratio
1989          */
1990         fs_param.s_inodes_count = num_inodes ? num_inodes :
1991                 (ext2fs_blocks_count(&fs_param) * blocksize) / inode_ratio;
1992
1993         if ((((long long)fs_param.s_inodes_count) *
1994              (inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE)) >=
1995             ((ext2fs_blocks_count(&fs_param)) *
1996              EXT2_BLOCK_SIZE(&fs_param))) {
1997                 com_err(program_name, 0, _("inode_size (%u) * inodes_count "
1998                                           "(%u) too big for a\n\t"
1999                                           "filesystem with %llu blocks, "
2000                                           "specify higher inode_ratio (-i)\n\t"
2001                                           "or lower inode count (-N).\n"),
2002                         inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE,
2003                         fs_param.s_inodes_count,
2004                         (unsigned long long) ext2fs_blocks_count(&fs_param));
2005                 exit(1);
2006         }
2007
2008         /*
2009          * Calculate number of blocks to reserve
2010          */
2011         ext2fs_r_blocks_count_set(&fs_param, reserved_ratio *
2012                                   ext2fs_blocks_count(&fs_param) / 100.0);
2013
2014         free(fs_type);
2015         free(usage_types);
2016 }
2017
2018 static int should_do_undo(const char *name)
2019 {
2020         errcode_t retval;
2021         io_channel channel;
2022         __u16   s_magic;
2023         struct ext2_super_block super;
2024         io_manager manager = unix_io_manager;
2025         int csum_flag, force_undo;
2026
2027         csum_flag = EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2028                                                EXT4_FEATURE_RO_COMPAT_GDT_CSUM);
2029         force_undo = get_int_from_profile(fs_types, "force_undo", 0);
2030         if (!force_undo && (!csum_flag || !lazy_itable_init))
2031                 return 0;
2032
2033         retval = manager->open(name, IO_FLAG_EXCLUSIVE,  &channel);
2034         if (retval) {
2035                 /*
2036                  * We don't handle error cases instead we
2037                  * declare that the file system doesn't exist
2038                  * and let the rest of mke2fs take care of
2039                  * error
2040                  */
2041                 retval = 0;
2042                 goto open_err_out;
2043         }
2044
2045         io_channel_set_blksize(channel, SUPERBLOCK_OFFSET);
2046         retval = io_channel_read_blk64(channel, 1, -SUPERBLOCK_SIZE, &super);
2047         if (retval) {
2048                 retval = 0;
2049                 goto err_out;
2050         }
2051
2052 #if defined(WORDS_BIGENDIAN)
2053         s_magic = ext2fs_swab16(super.s_magic);
2054 #else
2055         s_magic = super.s_magic;
2056 #endif
2057
2058         if (s_magic == EXT2_SUPER_MAGIC)
2059                 retval = 1;
2060
2061 err_out:
2062         io_channel_close(channel);
2063
2064 open_err_out:
2065
2066         return retval;
2067 }
2068
2069 static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr)
2070 {
2071         errcode_t retval = ENOMEM;
2072         char *tdb_dir = NULL, *tdb_file = NULL;
2073         char *device_name, *tmp_name;
2074         int free_tdb_dir = 0;
2075
2076         /*
2077          * Configuration via a conf file would be
2078          * nice
2079          */
2080         tdb_dir = getenv("E2FSPROGS_UNDO_DIR");
2081         if (!tdb_dir) {
2082                 profile_get_string(profile, "defaults",
2083                                    "undo_dir", 0, "/var/lib/e2fsprogs",
2084                                    &tdb_dir);
2085                 free_tdb_dir = 1;
2086         }
2087
2088         if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) ||
2089             access(tdb_dir, W_OK))
2090                 return 0;
2091
2092         tmp_name = strdup(name);
2093         if (!tmp_name)
2094                 goto errout;
2095         device_name = basename(tmp_name);
2096         tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(device_name) + 7 + 1);
2097         if (!tdb_file) {
2098                 free(tmp_name);
2099                 goto errout;
2100         }
2101         sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, device_name);
2102         free(tmp_name);
2103
2104         if (!access(tdb_file, F_OK)) {
2105                 if (unlink(tdb_file) < 0) {
2106                         retval = errno;
2107                         goto errout;
2108                 }
2109         }
2110
2111         set_undo_io_backing_manager(*io_ptr);
2112         *io_ptr = undo_io_manager;
2113         retval = set_undo_io_backup_file(tdb_file);
2114         if (retval)
2115                 goto errout;
2116         printf(_("Overwriting existing filesystem; this can be undone "
2117                  "using the command:\n"
2118                  "    e2undo %s %s\n\n"), tdb_file, name);
2119
2120         if (free_tdb_dir)
2121                 free(tdb_dir);
2122         free(tdb_file);
2123         return 0;
2124
2125 errout:
2126         if (free_tdb_dir)
2127                 free(tdb_dir);
2128         free(tdb_file);
2129         com_err(program_name, retval,
2130                 _("while trying to setup undo file\n"));
2131         return retval;
2132 }
2133
2134 static int mke2fs_discard_device(ext2_filsys fs)
2135 {
2136         struct ext2fs_numeric_progress_struct progress;
2137         blk64_t blocks = ext2fs_blocks_count(fs->super);
2138         blk64_t count = DISCARD_STEP_MB;
2139         blk64_t cur;
2140         int retval = 0;
2141
2142         /*
2143          * Let's try if discard really works on the device, so
2144          * we do not print numeric progress resulting in failure
2145          * afterwards.
2146          */
2147         retval = io_channel_discard(fs->io, 0, fs->blocksize);
2148         if (retval)
2149                 return retval;
2150         cur = fs->blocksize;
2151
2152         count *= (1024 * 1024);
2153         count /= fs->blocksize;
2154
2155         ext2fs_numeric_progress_init(fs, &progress,
2156                                      _("Discarding device blocks: "),
2157                                      blocks);
2158         while (cur < blocks) {
2159                 ext2fs_numeric_progress_update(fs, &progress, cur);
2160
2161                 if (cur + count > blocks)
2162                         count = blocks - cur;
2163
2164                 retval = io_channel_discard(fs->io, cur, count);
2165                 if (retval)
2166                         break;
2167                 cur += count;
2168         }
2169
2170         if (retval) {
2171                 ext2fs_numeric_progress_close(fs, &progress,
2172                                       _("failed - "));
2173                 if (!quiet)
2174                         printf("%s\n",error_message(retval));
2175         } else
2176                 ext2fs_numeric_progress_close(fs, &progress,
2177                                       _("done                            \n"));
2178
2179         return retval;
2180 }
2181
2182 static void fix_cluster_bg_counts(ext2_filsys fs)
2183 {
2184         blk64_t cluster, num_clusters, tot_free;
2185         int     grp_free, num_free, group, num;
2186
2187         num_clusters = EXT2FS_B2C(fs, ext2fs_blocks_count(fs->super));
2188         tot_free = num_free = num = group = grp_free = 0;
2189         for (cluster = EXT2FS_B2C(fs, fs->super->s_first_data_block);
2190              cluster < num_clusters; cluster++) {
2191                 if (!ext2fs_test_block_bitmap2(fs->block_map,
2192                                                EXT2FS_C2B(fs, cluster))) {
2193                         grp_free++;
2194                         tot_free++;
2195                 }
2196                 num++;
2197                 if ((num == fs->super->s_clusters_per_group) ||
2198                     (cluster == num_clusters-1)) {
2199                         ext2fs_bg_free_blocks_count_set(fs, group, grp_free);
2200                         ext2fs_group_desc_csum_set(fs, group);
2201                         num = 0;
2202                         grp_free = 0;
2203                         group++;
2204                 }
2205         }
2206         ext2fs_free_blocks_count_set(fs->super, EXT2FS_C2B(fs, tot_free));
2207 }
2208
2209 static int create_quota_inodes(ext2_filsys fs)
2210 {
2211         quota_ctx_t qctx;
2212
2213         quota_init_context(&qctx, fs, -1);
2214         quota_compute_usage(qctx);
2215         quota_write_inode(qctx, quotatype);
2216         quota_release_context(&qctx);
2217
2218         return 0;
2219 }
2220
2221 int main (int argc, char *argv[])
2222 {
2223         errcode_t       retval = 0;
2224         ext2_filsys     fs;
2225         badblocks_list  bb_list = 0;
2226         unsigned int    journal_blocks;
2227         unsigned int    i, checkinterval;
2228         int             max_mnt_count;
2229         int             val, hash_alg;
2230         int             flags;
2231         int             old_bitmaps;
2232         io_manager      io_ptr;
2233         char            tdb_string[40];
2234         char            *hash_alg_str;
2235         int             itable_zeroed = 0;
2236
2237 #ifdef ENABLE_NLS
2238         setlocale(LC_MESSAGES, "");
2239         setlocale(LC_CTYPE, "");
2240         bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
2241         textdomain(NLS_CAT_NAME);
2242         set_com_err_gettext(gettext);
2243 #endif
2244         PRS(argc, argv);
2245
2246 #ifdef CONFIG_TESTIO_DEBUG
2247         if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
2248                 io_ptr = test_io_manager;
2249                 test_io_backing_manager = unix_io_manager;
2250         } else
2251 #endif
2252                 io_ptr = unix_io_manager;
2253
2254         if (should_do_undo(device_name)) {
2255                 retval = mke2fs_setup_tdb(device_name, &io_ptr);
2256                 if (retval)
2257                         exit(1);
2258         }
2259
2260         /*
2261          * Initialize the superblock....
2262          */
2263         flags = EXT2_FLAG_EXCLUSIVE;
2264         if (direct_io)
2265                 flags |= EXT2_FLAG_DIRECT_IO;
2266         profile_get_boolean(profile, "options", "old_bitmaps", 0, 0,
2267                             &old_bitmaps);
2268         if (!old_bitmaps)
2269                 flags |= EXT2_FLAG_64BITS;
2270         /*
2271          * By default, we print how many inode tables or block groups
2272          * or whatever we've written so far.  The quiet flag disables
2273          * this, along with a lot of other output.
2274          */
2275         if (!quiet)
2276                 flags |= EXT2_FLAG_PRINT_PROGRESS;
2277         retval = ext2fs_initialize(device_name, flags, &fs_param, io_ptr, &fs);
2278         if (retval) {
2279                 com_err(device_name, retval, _("while setting up superblock"));
2280                 exit(1);
2281         }
2282
2283         /* Can't undo discard ... */
2284         if (!noaction && discard && (io_ptr != undo_io_manager)) {
2285                 retval = mke2fs_discard_device(fs);
2286                 if (!retval && io_channel_discard_zeroes_data(fs->io)) {
2287                         if (verbose)
2288                                 printf(_("Discard succeeded and will return 0s "
2289                                          " - skipping inode table wipe\n"));
2290                         lazy_itable_init = 1;
2291                         itable_zeroed = 1;
2292                 }
2293         }
2294
2295         sprintf(tdb_string, "tdb_data_size=%d", fs->blocksize <= 4096 ?
2296                 32768 : fs->blocksize * 8);
2297         io_channel_set_options(fs->io, tdb_string);
2298
2299         if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS)
2300                 fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS;
2301
2302         if ((fs_param.s_feature_incompat &
2303              (EXT3_FEATURE_INCOMPAT_EXTENTS|EXT4_FEATURE_INCOMPAT_FLEX_BG)) ||
2304             (fs_param.s_feature_ro_compat &
2305              (EXT4_FEATURE_RO_COMPAT_HUGE_FILE|EXT4_FEATURE_RO_COMPAT_GDT_CSUM|
2306               EXT4_FEATURE_RO_COMPAT_DIR_NLINK|
2307               EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE)))
2308                 fs->super->s_kbytes_written = 1;
2309
2310         /*
2311          * Wipe out the old on-disk superblock
2312          */
2313         if (!noaction)
2314                 zap_sector(fs, 2, 6);
2315
2316         /*
2317          * Parse or generate a UUID for the filesystem
2318          */
2319         if (fs_uuid) {
2320                 if (uuid_parse(fs_uuid, fs->super->s_uuid) !=0) {
2321                         com_err(device_name, 0, "could not parse UUID: %s\n",
2322                                 fs_uuid);
2323                         exit(1);
2324                 }
2325         } else
2326                 uuid_generate(fs->super->s_uuid);
2327
2328         /*
2329          * Initialize the directory index variables
2330          */
2331         hash_alg_str = get_string_from_profile(fs_types, "hash_alg",
2332                                                "half_md4");
2333         hash_alg = e2p_string2hash(hash_alg_str);
2334         free(hash_alg_str);
2335         fs->super->s_def_hash_version = (hash_alg >= 0) ? hash_alg :
2336                 EXT2_HASH_HALF_MD4;
2337         uuid_generate((unsigned char *) fs->super->s_hash_seed);
2338
2339         /*
2340          * Periodic checks can be enabled/disabled via config file.
2341          * Note we override the kernel include file's idea of what the default
2342          * check interval (never) should be.  It's a good idea to check at
2343          * least *occasionally*, specially since servers will never rarely get
2344          * to reboot, since Linux is so robust these days.  :-)
2345          *
2346          * 180 days (six months) seems like a good value.
2347          */
2348 #ifdef EXT2_DFL_CHECKINTERVAL
2349 #undef EXT2_DFL_CHECKINTERVAL
2350 #endif
2351 #define EXT2_DFL_CHECKINTERVAL (86400L * 180L)
2352
2353         if (get_bool_from_profile(fs_types, "enable_periodic_fsck", 0)) {
2354                 fs->super->s_checkinterval = EXT2_DFL_CHECKINTERVAL;
2355                 fs->super->s_max_mnt_count = EXT2_DFL_MAX_MNT_COUNT;
2356                 /*
2357                  * Add "jitter" to the superblock's check interval so that we
2358                  * don't check all the filesystems at the same time.  We use a
2359                  * kludgy hack of using the UUID to derive a random jitter value
2360                  */
2361                 for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++)
2362                         val += fs->super->s_uuid[i];
2363                 fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT;
2364         } else
2365                 fs->super->s_max_mnt_count = -1;
2366
2367         /*
2368          * Override the creator OS, if applicable
2369          */
2370         if (creator_os && !set_os(fs->super, creator_os)) {
2371                 com_err (program_name, 0, _("unknown os - %s"), creator_os);
2372                 exit(1);
2373         }
2374
2375         /*
2376          * For the Hurd, we will turn off filetype since it doesn't
2377          * support it.
2378          */
2379         if (fs->super->s_creator_os == EXT2_OS_HURD)
2380                 fs->super->s_feature_incompat &=
2381                         ~EXT2_FEATURE_INCOMPAT_FILETYPE;
2382
2383         /*
2384          * Set the volume label...
2385          */
2386         if (volume_label) {
2387                 memset(fs->super->s_volume_name, 0,
2388                        sizeof(fs->super->s_volume_name));
2389                 strncpy(fs->super->s_volume_name, volume_label,
2390                         sizeof(fs->super->s_volume_name));
2391         }
2392
2393         /*
2394          * Set the last mount directory
2395          */
2396         if (mount_dir) {
2397                 memset(fs->super->s_last_mounted, 0,
2398                        sizeof(fs->super->s_last_mounted));
2399                 strncpy(fs->super->s_last_mounted, mount_dir,
2400                         sizeof(fs->super->s_last_mounted));
2401         }
2402
2403         if (!quiet || noaction)
2404                 show_stats(fs);
2405
2406         if (noaction)
2407                 exit(0);
2408
2409         if (fs->super->s_feature_incompat &
2410             EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
2411                 create_journal_dev(fs);
2412                 exit(ext2fs_close(fs) ? 1 : 0);
2413         }
2414
2415         if (bad_blocks_filename)
2416                 read_bb_file(fs, &bb_list, bad_blocks_filename);
2417         if (cflag)
2418                 test_disk(fs, &bb_list);
2419
2420         handle_bad_blocks(fs, bb_list);
2421         fs->stride = fs_stride = fs->super->s_raid_stride;
2422         if (!quiet)
2423                 printf(_("Allocating group tables: "));
2424         retval = ext2fs_allocate_tables(fs);
2425         if (retval) {
2426                 com_err(program_name, retval,
2427                         _("while trying to allocate filesystem tables"));
2428                 exit(1);
2429         }
2430         if (!quiet)
2431                 printf(_("done                            \n"));
2432
2433         retval = ext2fs_convert_subcluster_bitmap(fs, &fs->block_map);
2434         if (retval) {
2435                 com_err(program_name, retval,
2436                         _("\n\twhile converting subcluster bitmap"));
2437                 exit(1);
2438         }
2439
2440         if (super_only) {
2441                 fs->super->s_state |= EXT2_ERROR_FS;
2442                 fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY);
2443                 /*
2444                  * The command "mke2fs -S" is used to recover
2445                  * corrupted file systems, so do not mark any of the
2446                  * inodes as unused; we want e2fsck to consider all
2447                  * inodes as potentially containing recoverable data.
2448                  */
2449                 if (fs->super->s_feature_ro_compat &
2450                     EXT4_FEATURE_RO_COMPAT_GDT_CSUM) {
2451                         for (i = 0; i < fs->group_desc_count; i++)
2452                                 ext2fs_bg_itable_unused_set(fs, i, 0);
2453                 }
2454         } else {
2455                 /* rsv must be a power of two (64kB is MD RAID sb alignment) */
2456                 blk64_t rsv = 65536 / fs->blocksize;
2457                 blk64_t blocks = ext2fs_blocks_count(fs->super);
2458                 blk64_t start;
2459                 blk64_t ret_blk;
2460
2461 #ifdef ZAP_BOOTBLOCK
2462                 zap_sector(fs, 0, 2);
2463 #endif
2464
2465                 /*
2466                  * Wipe out any old MD RAID (or other) metadata at the end
2467                  * of the device.  This will also verify that the device is
2468                  * as large as we think.  Be careful with very small devices.
2469                  */
2470                 start = (blocks & ~(rsv - 1));
2471                 if (start > rsv)
2472                         start -= rsv;
2473                 if (start > 0)
2474                         retval = ext2fs_zero_blocks2(fs, start, blocks - start,
2475                                                     &ret_blk, NULL);
2476
2477                 if (retval) {
2478                         com_err(program_name, retval,
2479                                 _("while zeroing block %llu at end of filesystem"),
2480                                 ret_blk);
2481                 }
2482                 write_inode_tables(fs, lazy_itable_init, itable_zeroed);
2483                 create_root_dir(fs);
2484                 create_lost_and_found(fs);
2485                 reserve_inodes(fs);
2486                 create_bad_block_inode(fs, bb_list);
2487                 if (fs->super->s_feature_compat &
2488                     EXT2_FEATURE_COMPAT_RESIZE_INODE) {
2489                         retval = ext2fs_create_resize_inode(fs);
2490                         if (retval) {
2491                                 com_err("ext2fs_create_resize_inode", retval,
2492                                 _("while reserving blocks for online resize"));
2493                                 exit(1);
2494                         }
2495                 }
2496         }
2497
2498         if (journal_device) {
2499                 ext2_filsys     jfs;
2500
2501                 if (!force)
2502                         check_plausibility(journal_device);
2503                 check_mount(journal_device, force, _("journal"));
2504
2505                 retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
2506                                      EXT2_FLAG_JOURNAL_DEV_OK, 0,
2507                                      fs->blocksize, unix_io_manager, &jfs);
2508                 if (retval) {
2509                         com_err(program_name, retval,
2510                                 _("while trying to open journal device %s\n"),
2511                                 journal_device);
2512                         exit(1);
2513                 }
2514                 if (!quiet) {
2515                         printf(_("Adding journal to device %s: "),
2516                                journal_device);
2517                         fflush(stdout);
2518                 }
2519                 retval = ext2fs_add_journal_device(fs, jfs);
2520                 if(retval) {
2521                         com_err (program_name, retval,
2522                                  _("\n\twhile trying to add journal to device %s"),
2523                                  journal_device);
2524                         exit(1);
2525                 }
2526                 if (!quiet)
2527                         printf(_("done\n"));
2528                 ext2fs_close(jfs);
2529                 free(journal_device);
2530         } else if ((journal_size) ||
2531                    (fs_param.s_feature_compat &
2532                     EXT3_FEATURE_COMPAT_HAS_JOURNAL)) {
2533                 journal_blocks = figure_journal_size(journal_size, fs);
2534
2535                 if (super_only) {
2536                         printf(_("Skipping journal creation in super-only mode\n"));
2537                         fs->super->s_journal_inum = EXT2_JOURNAL_INO;
2538                         goto no_journal;
2539                 }
2540
2541                 if (!journal_blocks) {
2542                         fs->super->s_feature_compat &=
2543                                 ~EXT3_FEATURE_COMPAT_HAS_JOURNAL;
2544                         goto no_journal;
2545                 }
2546                 if (!quiet) {
2547                         printf(_("Creating journal (%u blocks): "),
2548                                journal_blocks);
2549                         fflush(stdout);
2550                 }
2551                 retval = ext2fs_add_journal_inode(fs, journal_blocks,
2552                                                   journal_flags);
2553                 if (retval) {
2554                         com_err (program_name, retval,
2555                                  _("\n\twhile trying to create journal"));
2556                         exit(1);
2557                 }
2558                 if (!quiet)
2559                         printf(_("done\n"));
2560         }
2561 no_journal:
2562         if (!super_only &&
2563             fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) {
2564                 retval = ext2fs_mmp_init(fs);
2565                 if (retval) {
2566                         fprintf(stderr, _("\nError while enabling multiple "
2567                                           "mount protection feature."));
2568                         exit(1);
2569                 }
2570                 if (!quiet)
2571                         printf(_("Multiple mount protection is enabled "
2572                                  "with update interval %d seconds.\n"),
2573                                fs->super->s_mmp_update_interval);
2574         }
2575
2576         if (EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2577                                        EXT4_FEATURE_RO_COMPAT_BIGALLOC))
2578                 fix_cluster_bg_counts(fs);
2579         if (EXT2_HAS_RO_COMPAT_FEATURE(&fs_param,
2580                                        EXT4_FEATURE_RO_COMPAT_QUOTA))
2581                 create_quota_inodes(fs);
2582
2583         if (!quiet)
2584                 printf(_("Writing superblocks and "
2585                        "filesystem accounting information: "));
2586         checkinterval = fs->super->s_checkinterval;
2587         max_mnt_count = fs->super->s_max_mnt_count;
2588         retval = ext2fs_close(fs);
2589         if (retval) {
2590                 fprintf(stderr,
2591                         _("\nWarning, had trouble writing out superblocks."));
2592         } else if (!quiet) {
2593                 printf(_("done\n\n"));
2594                 if (!getenv("MKE2FS_SKIP_CHECK_MSG"))
2595                         print_check_message(max_mnt_count, checkinterval);
2596         }
2597
2598         remove_error_table(&et_ext2_error_table);
2599         remove_error_table(&et_prof_error_table);
2600         profile_release(profile);
2601         for (i=0; fs_types[i]; i++)
2602                 free(fs_types[i]);
2603         free(fs_types);
2604         return retval;
2605 }