13839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 24d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o * tune2fs.c - Change the file system parameters on an ext2 file system 33839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 43839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * Copyright (C) 1992, 1993, 1994 Remy Card <card@masi.ibp.fr> 53839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * Laboratoire MASI, Institut Blaise Pascal 63839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * Universite Pierre et Marie Curie (Paris VI) 73839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 84d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o * Copyright 1995, 1996, 1997, 1998, 1999, 2000 by Theodore Ts'o. 919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * 1019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * %Begin-Header% 1119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * This file may be redistributed under the terms of the GNU Public 1219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * License. 1319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * %End-Header% 143839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 153839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 163839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 173839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * History: 183839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 93/06/01 - Creation 193839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 93/10/31 - Added the -c option to change the maximal mount counts 203839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 93/12/14 - Added -l flag to list contents of superblock 213839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * M.J.E. Mol (marcel@duteca.et.tudelft.nl) 223839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * F.W. ten Wolde (franky@duteca.et.tudelft.nl) 233839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 93/12/29 - Added the -e option to change errors behavior 243839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 94/02/27 - Ported to use the ext2fs library 253839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 94/03/06 - Added the checks interval from Uwe Ohse (uwe@tirka.gun.de) 263839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 273839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 28ebabf2ad6d19af5c674b624bafe619dedbc94403Theodore Ts'o#define _XOPEN_SOURCE 600 /* for inclusion of strptime() */ 293839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <fcntl.h> 30f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o#include <grp.h> 31a418d3ad819323f871005d253f7f9ac378e78ba5Theodore Ts'o#ifdef HAVE_GETOPT_H 323839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <getopt.h> 33373b8337c7b6c6243810be250083fa4773891e92Theodore Ts'o#else 34373b8337c7b6c6243810be250083fa4773891e92Theodore Ts'oextern char *optarg; 35373b8337c7b6c6243810be250083fa4773891e92Theodore Ts'oextern int optind; 36a418d3ad819323f871005d253f7f9ac378e78ba5Theodore Ts'o#endif 37f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o#include <pwd.h> 383839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <stdio.h> 39f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o#ifdef HAVE_STDLIB_H 403839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <stdlib.h> 41f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o#endif 42e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef HAVE_STRINGS_H 43e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#include <strings.h> /* for strcasecmp() */ 44e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#else 45e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#define _BSD_SOURCE /* for inclusion of strcasecmp() via <string.h> */ 46e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 473839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <string.h> 483839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <time.h> 493839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <unistd.h> 50f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o#include <sys/types.h> 5164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V#include <libgen.h> 52365857912e27914afa8857af5adf74ee19ca9e03Theodore Ts'o#include <limits.h> 533839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 5454c637d4d29af3e6365779f8b12976abe95a4753Theodore Ts'o#include "ext2fs/ext2_fs.h" 553839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include "ext2fs/ext2fs.h" 563839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include "et/com_err.h" 571e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o#include "uuid/uuid.h" 583839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include "e2p/e2p.h" 59dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o#include "jfs_user.h" 6063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o#include "util.h" 61ed1b33e8fb310641684d68a177c940b58f2f529dTheodore Ts'o#include "blkid/blkid.h" 62e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#include "quota/mkquota.h" 633839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 643839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include "../version.h" 65d9c56d3ca0bee11e3446ff7e12e3124d28e298a7Theodore Ts'o#include "nls-enable.h" 663839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 67e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#define QOPT_ENABLE (1) 68e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#define QOPT_DISABLE (-1) 69e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 70e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallextern int ask_yn(const char *string, int def); 71e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 72ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'oconst char *program_name = "tune2fs"; 73ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'ochar *device_name; 74ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'ochar *new_label, *new_last_mounted, *new_UUID; 75ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'ochar *io_options; 764d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'ostatic int c_flag, C_flag, e_flag, f_flag, g_flag, i_flag, l_flag, L_flag; 77e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int m_flag, M_flag, Q_flag, r_flag, s_flag = -1, u_flag, U_flag, T_flag; 7864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Vstatic int I_flag; 79e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int clear_mmp; 80d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'ostatic time_t last_check_time; 81832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'ostatic int print_label; 8263985320384bf143eaac9857af424800d9867a1aTheodore Ts'ostatic int max_mount_count, mount_count, mount_flags; 83e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic unsigned long interval; 84e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic blk64_t reserved_blocks; 85ce911145ed0fdd1918ee0c80d407c3e778dc64eeAndreas Dilgerstatic double reserved_ratio; 8663985320384bf143eaac9857af424800d9867a1aTheodore Ts'ostatic unsigned long resgid, resuid; 8763985320384bf143eaac9857af424800d9867a1aTheodore Ts'ostatic unsigned short errors; 88832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'ostatic int open_flag; 89832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'ostatic char *features_cmd; 90a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'ostatic char *mntopts_cmd; 910c17cb25f24730dca138a976a390f105d2191736Theodore Ts'ostatic int stride, stripe_width; 920c17cb25f24730dca138a976a390f105d2191736Theodore Ts'ostatic int stride_set, stripe_width_set; 936cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'ostatic char *extended_cmd; 94721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'ostatic unsigned long new_inode_size; 95e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic char *ext_mount_opts; 96e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int usrquota, grpquota; 973839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 9863985320384bf143eaac9857af424800d9867a1aTheodore Ts'oint journal_size, journal_flags; 9963985320384bf143eaac9857af424800d9867a1aTheodore Ts'ochar *journal_device; 10063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o 10164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Vstatic struct list_head blk_move_list; 10264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 10364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Vstruct blk_move { 10464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct list_head list; 105e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t old_loc; 106e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t new_loc; 10764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V}; 10864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 10964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 11063985320384bf143eaac9857af424800d9867a1aTheodore Ts'ostatic const char *please_fsck = N_("Please run e2fsck on the filesystem.\n"); 1111e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 11214b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#ifdef CONFIG_BUILD_FINDFS 1133e69906495d5898849a6154b0311b5d4a84a27aeTheodore Ts'ovoid do_findfs(int argc, char **argv); 11414b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#endif 1153e69906495d5898849a6154b0311b5d4a84a27aeTheodore Ts'o 116818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'ostatic void usage(void) 1173839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 118b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o fprintf(stderr, 119bb145b01cf5fd27d9afe03c3262d0e1a326e7ec1Theodore Ts'o _("Usage: %s [-c max_mounts_count] [-e errors_behavior] " 120b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o "[-g group]\n" 121ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o "\t[-i interval[d|m|w]] [-j] [-J journal_options] [-l]\n" 122ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o "\t[-m reserved_blocks_percent] " 123e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "[-o [^]mount_options[,...]] [-p mmp_update_interval]\n" 124ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o "\t[-r reserved_blocks_count] [-u user] [-C mount_count] " 125ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o "[-L volume_label]\n" 1266cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "\t[-M last_mounted_dir] [-O [^]feature[,...]]\n" 127e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 128e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\t[-Q quota_options]\n" 129e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 1306cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "\t[-E extended-option[,...]] [-T last_check_time] " 13164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V "[-U UUID]\n\t[ -I new_inode_size ] device\n"), program_name); 132ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o exit(1); 1333839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 1343839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 135896938d57e7091e7a032674dfeeb91f2a17fd78bTheodore Ts'ostatic __u32 ok_features[3] = { 136558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* Compat */ 137843049c4dbfe8a0dd4332569eff0ac93529e3324Theodore Ts'o EXT3_FEATURE_COMPAT_HAS_JOURNAL | 138558df54458075856b3a76051648323643a56dadcTheodore Ts'o EXT2_FEATURE_COMPAT_DIR_INDEX, 139558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* Incompat */ 140a49670e64e28ac3b15e36cb6bd0a8135d3ecdbbbTheodore Ts'o EXT2_FEATURE_INCOMPAT_FILETYPE | 141a49670e64e28ac3b15e36cb6bd0a8135d3ecdbbbTheodore Ts'o EXT3_FEATURE_INCOMPAT_EXTENTS | 142e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_INCOMPAT_FLEX_BG | 143e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_INCOMPAT_MMP, 144558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* R/O compat */ 145558df54458075856b3a76051648323643a56dadcTheodore Ts'o EXT2_FEATURE_RO_COMPAT_LARGE_FILE | 1462be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_HUGE_FILE| 1472be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_DIR_NLINK| 1482be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE| 1494e988cb4c16046c8c56dc3d76beb41466a966d81Jose R. Santos EXT4_FEATURE_RO_COMPAT_GDT_CSUM | 150e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 151e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_RO_COMPAT_QUOTA | 152e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 1530f8186598ccb0c5e8666b6efe7178c69e73d81b6Theodore Ts'o EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER 154896938d57e7091e7a032674dfeeb91f2a17fd78bTheodore Ts'o}; 155896938d57e7091e7a032674dfeeb91f2a17fd78bTheodore Ts'o 1567c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'ostatic __u32 clear_ok_features[3] = { 157558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* Compat */ 1587c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o EXT3_FEATURE_COMPAT_HAS_JOURNAL | 159037914e28f69110020195fe9f9ea56e5274ff2c0Theodore Ts'o EXT2_FEATURE_COMPAT_RESIZE_INODE | 160558df54458075856b3a76051648323643a56dadcTheodore Ts'o EXT2_FEATURE_COMPAT_DIR_INDEX, 161558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* Incompat */ 162a49670e64e28ac3b15e36cb6bd0a8135d3ecdbbbTheodore Ts'o EXT2_FEATURE_INCOMPAT_FILETYPE | 163e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_INCOMPAT_FLEX_BG | 164e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_INCOMPAT_MMP, 165558df54458075856b3a76051648323643a56dadcTheodore Ts'o /* R/O compat */ 1664e988cb4c16046c8c56dc3d76beb41466a966d81Jose R. Santos EXT2_FEATURE_RO_COMPAT_LARGE_FILE | 1672be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_HUGE_FILE| 1682be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_DIR_NLINK| 1692be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE| 170e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 171e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_RO_COMPAT_QUOTA | 172e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 1730f8186598ccb0c5e8666b6efe7178c69e73d81b6Theodore Ts'o EXT4_FEATURE_RO_COMPAT_GDT_CSUM 174896938d57e7091e7a032674dfeeb91f2a17fd78bTheodore Ts'o}; 175896938d57e7091e7a032674dfeeb91f2a17fd78bTheodore Ts'o 17663985320384bf143eaac9857af424800d9867a1aTheodore Ts'o/* 177dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o * Remove an external journal from the filesystem 178dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o */ 179e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int remove_journal_device(ext2_filsys fs) 180dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o{ 1814ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o char *journal_path; 182dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o ext2_filsys jfs; 183dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o char buf[1024]; 184dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o journal_superblock_t *jsb; 185dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o int i, nr_users; 186dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o errcode_t retval; 1874d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o int commit_remove_journal = 0; 1882a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o io_manager io_ptr; 1894d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o 1904d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o if (f_flag) 1914d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o commit_remove_journal = 1; /* force removal even if error */ 192dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 1932d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger uuid_unparse(fs->super->s_journal_uuid, buf); 194ed1b33e8fb310641684d68a177c940b58f2f529dTheodore Ts'o journal_path = blkid_get_devname(NULL, "UUID", buf); 1952d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger 1964ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o if (!journal_path) { 1974ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o journal_path = 1982d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger ext2fs_find_block_device(fs->super->s_journal_dev); 1994ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o if (!journal_path) 200e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto no_valid_journal; 2012d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger } 202dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 2032a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#ifdef CONFIG_TESTIO_DEBUG 204f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { 205f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = test_io_manager; 206f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o test_io_backing_manager = unix_io_manager; 207f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o } else 2082a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#endif 209f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = unix_io_manager; 2104ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o retval = ext2fs_open(journal_path, EXT2_FLAG_RW| 211dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o EXT2_FLAG_JOURNAL_DEV_OK, 0, 2122a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fs->blocksize, io_ptr, &jfs); 213dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o if (retval) { 214e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 215dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o _("while trying to open external journal")); 2164d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 217dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 218e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!(jfs->super->s_feature_incompat & 219e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) { 2207141b54b1af506a9a5fdf4aed649eb6526bad706Theodore Ts'o fprintf(stderr, _("%s is not a journal device.\n"), 2214ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o journal_path); 2224d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 223dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 224dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 225dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o /* Get the journal superblock */ 226e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((retval = io_channel_read_blk64(jfs->io, 1, -1024, buf))) { 227e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 228dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o _("while reading journal superblock")); 2294d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 230dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 231dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 232dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o jsb = (journal_superblock_t *) buf; 233e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((jsb->s_header.h_magic != (unsigned)ntohl(JFS_MAGIC_NUMBER)) || 234e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall (jsb->s_header.h_blocktype != (unsigned)ntohl(JFS_SUPERBLOCK_V2))) { 235544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("Journal superblock not found!\n"), stderr); 2364d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 237dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 238dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 239dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o /* Find the filesystem UUID */ 240dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o nr_users = ntohl(jsb->s_nr_users); 241ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o for (i = 0; i < nr_users; i++) { 242e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (memcmp(fs->super->s_uuid, &jsb->s_users[i * 16], 16) == 0) 243dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o break; 244dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 245dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o if (i >= nr_users) { 246efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o fputs(_("Filesystem's UUID not found on journal device.\n"), 247544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o stderr); 2484d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o commit_remove_journal = 1; 2494d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 250dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 251dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o nr_users--; 252ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o for (i = 0; i < nr_users; i++) 253e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall memcpy(&jsb->s_users[i * 16], &jsb->s_users[(i + 1) * 16], 16); 254dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o jsb->s_nr_users = htonl(nr_users); 255dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 256dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o /* Write back the journal superblock */ 257e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((retval = io_channel_write_blk64(jfs->io, 1, -1024, buf))) { 258dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o com_err(program_name, retval, 259dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o "while writing journal superblock."); 2604d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o goto no_valid_journal; 261dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o } 262dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 2634d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o commit_remove_journal = 1; 2644d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o 2654d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'ono_valid_journal: 2664d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o if (commit_remove_journal == 0) { 267e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Cannot locate journal device. It was NOT removed\n" 268e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "Use -f option to remove missing journal device.\n"), 269e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall stderr); 270e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 2714d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o } 272dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o fs->super->s_journal_dev = 0; 273ed1b33e8fb310641684d68a177c940b58f2f529dTheodore Ts'o uuid_clear(fs->super->s_journal_uuid); 274dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o ext2fs_mark_super_dirty(fs); 275544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("Journal removed\n"), stdout); 2764ea7bd04390935e1f8b473c8b857e518df2e226bTheodore Ts'o free(journal_path); 277e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 278e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 279dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o} 280dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 281194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o/* Helper function for remove_journal_inode */ 282e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int release_blocks_proc(ext2_filsys fs, blk64_t *blocknr, 283e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), 284e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t ref_block EXT2FS_ATTR((unused)), 285e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int ref_offset EXT2FS_ATTR((unused)), 286544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o void *private EXT2FS_ATTR((unused))) 287194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o{ 288e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t block; 289194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o int group; 290194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o 291194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o block = *blocknr; 292e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_unmark_block_bitmap2(fs->block_map, block); 293e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall group = ext2fs_group_of_blk2(fs, block); 294e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_bg_free_blocks_count_set(fs, group, ext2fs_bg_free_blocks_count(fs, group) + 1); 2954e988cb4c16046c8c56dc3d76beb41466a966d81Jose R. Santos ext2fs_group_desc_csum_set(fs, group); 296e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_free_blocks_count_add(fs->super, EXT2FS_CLUSTER_RATIO(fs)); 297194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o return 0; 298194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o} 299194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o 300194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o/* 301194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o * Remove the journal inode from the filesystem 302194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o */ 303e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic errcode_t remove_journal_inode(ext2_filsys fs) 304194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o{ 305194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o struct ext2_inode inode; 306194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o errcode_t retval; 307194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o ino_t ino = fs->super->s_journal_inum; 308efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 309194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o retval = ext2fs_read_inode(fs, ino, &inode); 310194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o if (retval) { 311e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 312194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o _("while reading journal inode")); 313e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 314194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o } 315194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o if (ino == EXT2_JOURNAL_INO) { 316194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o retval = ext2fs_read_bitmaps(fs); 317194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o if (retval) { 318e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 319194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o _("while reading bitmaps")); 320e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 321194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o } 322e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = ext2fs_block_iterate3(fs, ino, 323e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall BLOCK_FLAG_READ_ONLY, NULL, 324e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall release_blocks_proc, NULL); 325194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o if (retval) { 326e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 327194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o _("while clearing journal inode")); 328e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 329194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o } 330194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o memset(&inode, 0, sizeof(inode)); 331194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o ext2fs_mark_bb_dirty(fs); 332194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 333194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o } else 334194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o inode.i_flags &= ~EXT2_IMMUTABLE_FL; 335194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o retval = ext2fs_write_inode(fs, ino, &inode); 336194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o if (retval) { 337e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 338194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o _("while writing journal inode")); 339e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 340194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o } 341194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o fs->super->s_journal_inum = 0; 342194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o ext2fs_mark_super_dirty(fs); 343e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 344e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 345194686bbae9da1259035693d7449d7662720b19bTheodore Ts'o} 346dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 347dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o/* 348a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o * Update the default mount options 349a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o */ 350e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int update_mntopts(ext2_filsys fs, char *mntopts) 351a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o{ 352ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o struct ext2_super_block *sb = fs->super; 353a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o 354a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o if (e2p_edit_mntopts(mntopts, &sb->s_default_mount_opts, ~0)) { 355a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o fprintf(stderr, _("Invalid mount option set: %s\n"), 356a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o mntopts); 357e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 358a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o } 359a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o ext2fs_mark_super_dirty(fs); 360e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 361e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 362e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall} 363e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 364e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int check_fsck_needed(ext2_filsys fs) 365e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall{ 366e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (fs->super->s_state & EXT2_VALID_FS) 367e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 368e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf("\n%s\n", _(please_fsck)); 369e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (mount_flags & EXT2_MF_READONLY) 370e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(_("(and reboot afterwards!)\n")); 371e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 37266457fcb842300e757a69c49c2eb4d8e335be34cDarrick J. Wong} 37366457fcb842300e757a69c49c2eb4d8e335be34cDarrick J. Wong 374079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'ostatic void request_fsck_afterwards(ext2_filsys fs) 375079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o{ 376079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o static int requested = 0; 377079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o 378079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o if (requested++) 379079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o return; 380079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o fs->super->s_state &= ~EXT2_VALID_FS; 381079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o printf("\n%s\n", _(please_fsck)); 382079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o if (mount_flags & EXT2_MF_READONLY) 383e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf("%s", _("(and reboot afterwards!)\n")); 384079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o} 385079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o 386a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o/* 38763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o * Update the feature set as provided by the user. 38863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o */ 389e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int update_feature_set(ext2_filsys fs, char *features) 39063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o{ 391ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o struct ext2_super_block *sb = fs->super; 392079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o struct ext2_group_desc *gd; 393885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o __u32 old_features[3]; 394e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall dgrp_t i; 395e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int type_err; 3967c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o unsigned int mask_err; 3972eb3b20e808e360f59d58ced7e833836b652648fTheodore Ts'o 398885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o#define FEATURE_ON(type, mask) (!(old_features[(type)] & (mask)) && \ 399885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o ((&sb->s_feature_compat)[(type)] & (mask))) 400885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o#define FEATURE_OFF(type, mask) ((old_features[(type)] & (mask)) && \ 401885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o !((&sb->s_feature_compat)[(type)] & (mask))) 402885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o#define FEATURE_CHANGED(type, mask) ((mask) & \ 403885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o (old_features[(type)] ^ (&sb->s_feature_compat)[(type)])) 404885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 405885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o old_features[E2P_FEATURE_COMPAT] = sb->s_feature_compat; 406885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o old_features[E2P_FEATURE_INCOMPAT] = sb->s_feature_incompat; 407885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o old_features[E2P_FEATURE_RO_INCOMPAT] = sb->s_feature_ro_compat; 408885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 4097c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o if (e2p_edit_feature2(features, &sb->s_feature_compat, 4107c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o ok_features, clear_ok_features, 4117c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o &type_err, &mask_err)) { 4127c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o if (!mask_err) 4137c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o fprintf(stderr, 4147c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o _("Invalid filesystem option set: %s\n"), 4157c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o features); 4167c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o else if (type_err & E2P_FEATURE_NEGATE_FLAG) 4177c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o fprintf(stderr, _("Clearing filesystem feature '%s' " 4187c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o "not supported.\n"), 4197c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o e2p_feature2string(type_err & 4207c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o E2P_FEATURE_TYPE_MASK, 4217c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o mask_err)); 4227c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o else 4237c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o fprintf(stderr, _("Setting filesystem feature '%s' " 4247c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o "not supported.\n"), 4257c4a2ef5946a52b9efa70b110d5abcf8f4fb6abeTheodore Ts'o e2p_feature2string(type_err, mask_err)); 426e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 42763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 428885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 429885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o if (FEATURE_OFF(E2P_FEATURE_COMPAT, EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { 43063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if ((mount_flags & EXT2_MF_MOUNTED) && 43163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o !(mount_flags & EXT2_MF_READONLY)) { 4322be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o fputs(_("The has_journal feature may only be " 433544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "cleared when the filesystem is\n" 434544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "unmounted or mounted " 435544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "read-only.\n"), stderr); 436e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 43763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 43863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (sb->s_feature_incompat & 43963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o EXT3_FEATURE_INCOMPAT_RECOVER) { 440544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("The needs_recovery flag is set. " 441544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "Please run e2fsck before clearing\n" 442544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "the has_journal flag.\n"), stderr); 443e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 44463985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 44563985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (sb->s_journal_inum) { 446e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (remove_journal_inode(fs)) 447e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 44863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 449de49f015a4585900ca40e291f9b9a827714f0d8fTheodore Ts'o if (sb->s_journal_dev) { 450e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (remove_journal_device(fs)) 451e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 452de49f015a4585900ca40e291f9b9a827714f0d8fTheodore Ts'o } 45363985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 454e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (FEATURE_ON(E2P_FEATURE_INCOMPAT, EXT4_FEATURE_INCOMPAT_MMP)) { 455e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int error; 456e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 457e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((mount_flags & EXT2_MF_MOUNTED) || 458e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall (mount_flags & EXT2_MF_READONLY)) { 459e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("The multiple mount protection feature can't\n" 460e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "be set if the filesystem is mounted or\n" 461e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "read-only.\n"), stderr); 462e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 463e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 464e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 465e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall error = ext2fs_mmp_init(fs); 466e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (error) { 467e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("\nError while enabling multiple mount " 468e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "protection feature."), stderr); 469e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 470e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 471e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 472e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* 473e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * We want to update group desc with the new free blocks count 474e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall */ 475e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 476e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 477e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(_("Multiple mount protection has been enabled " 478e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "with update interval %ds.\n"), 479e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall sb->s_mmp_update_interval); 480e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 481e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 482e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (FEATURE_OFF(E2P_FEATURE_INCOMPAT, EXT4_FEATURE_INCOMPAT_MMP)) { 483e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int error; 484e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 485e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (mount_flags & EXT2_MF_READONLY) { 486e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("The multiple mount protection feature cannot\n" 487e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "be disabled if the filesystem is readonly.\n"), 488e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall stderr); 489e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 490e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 491e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 492e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall error = ext2fs_read_bitmaps(fs); 493e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (error) { 494e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Error while reading bitmaps\n"), stderr); 495e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 496e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 497e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 498e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall error = ext2fs_mmp_read(fs, sb->s_mmp_block, NULL); 499e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (error) { 500e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall struct mmp_struct *mmp_cmp = fs->mmp_cmp; 501e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 502e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (error == EXT2_ET_MMP_MAGIC_INVALID) 503e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(_("Magic number in MMP block does not " 504e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "match. expected: %x, actual: %x\n"), 505e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_MMP_MAGIC, mmp_cmp->mmp_magic); 506e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall else 507e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, error, "%s", 508e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("while reading MMP block.")); 509e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto mmp_error; 510e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 511e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 512e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* We need to force out the group descriptors as well */ 513e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 514e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_block_alloc_stats2(fs, sb->s_mmp_block, -1); 515e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallmmp_error: 516e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall sb->s_mmp_block = 0; 517e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall sb->s_mmp_update_interval = 0; 518e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 519885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 520885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o if (FEATURE_ON(E2P_FEATURE_COMPAT, EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { 52163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o /* 52263985320384bf143eaac9857af424800d9867a1aTheodore Ts'o * If adding a journal flag, let the create journal 5237a0516a385d87a508843b21a1932b689697d9ffaBenno Schulenberg * code below handle setting the flag and creating the 5247a0516a385d87a508843b21a1932b689697d9ffaBenno Schulenberg * journal. We supply a default size if necessary. 52563985320384bf143eaac9857af424800d9867a1aTheodore Ts'o */ 526dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o if (!journal_size) 527dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o journal_size = -1; 52808dd830ddd99b43396bec4401b6badf4498f46d0Theodore Ts'o sb->s_feature_compat &= ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; 52963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 530885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 531885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o if (FEATURE_ON(E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_DIR_INDEX)) { 532843049c4dbfe8a0dd4332569eff0ac93529e3324Theodore Ts'o if (!sb->s_def_hash_version) 533d1070d91b4de8438dc78c034283baaa19b31d25eTheodore Ts'o sb->s_def_hash_version = EXT2_HASH_HALF_MD4; 534843049c4dbfe8a0dd4332569eff0ac93529e3324Theodore Ts'o if (uuid_is_null((unsigned char *) sb->s_hash_seed)) 535843049c4dbfe8a0dd4332569eff0ac93529e3324Theodore Ts'o uuid_generate((unsigned char *) sb->s_hash_seed); 536843049c4dbfe8a0dd4332569eff0ac93529e3324Theodore Ts'o } 537dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 538a49670e64e28ac3b15e36cb6bd0a8135d3ecdbbbTheodore Ts'o if (FEATURE_OFF(E2P_FEATURE_INCOMPAT, EXT4_FEATURE_INCOMPAT_FLEX_BG)) { 539c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos if (ext2fs_check_desc(fs)) { 540c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos fputs(_("Clearing the flex_bg flag would " 541c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos "cause the the filesystem to be\n" 542c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos "inconsistent.\n"), stderr); 543e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 544c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos } 545c2d4300b8a4a13d8a78b86c386f76259f23feec2Jose R. Santos } 546dc2ec525f5619bf478d2aae1b406fca2ff4b0d21Theodore Ts'o 5472be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o if (FEATURE_OFF(E2P_FEATURE_RO_INCOMPAT, 5482be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_HUGE_FILE)) { 5492be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o if ((mount_flags & EXT2_MF_MOUNTED) && 5502be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o !(mount_flags & EXT2_MF_READONLY)) { 5512be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o fputs(_("The huge_file feature may only be " 5522be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o "cleared when the filesystem is\n" 5532be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o "unmounted or mounted " 5542be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o "read-only.\n"), stderr); 555e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 5562be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o } 5572be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o } 5582be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o 559079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o if (FEATURE_ON(E2P_FEATURE_RO_INCOMPAT, 560079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o EXT4_FEATURE_RO_COMPAT_GDT_CSUM)) { 561e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall for (i = 0; i < fs->group_desc_count; i++) { 562e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall gd = ext2fs_group_desc(fs, fs->group_desc, i); 563079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o gd->bg_itable_unused = 0; 564079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o gd->bg_flags = EXT2_BG_INODE_ZEROED; 565079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o ext2fs_group_desc_csum_set(fs, i); 566079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o } 567079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 568079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o } 569079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o 570079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o if (FEATURE_OFF(E2P_FEATURE_RO_INCOMPAT, 571079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o EXT4_FEATURE_RO_COMPAT_GDT_CSUM)) { 572e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall for (i = 0; i < fs->group_desc_count; i++) { 573e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall gd = ext2fs_group_desc(fs, fs->group_desc, i); 574079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o if ((gd->bg_flags & EXT2_BG_INODE_ZEROED) == 0) { 575079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o /* 576079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o * XXX what we really should do is zap 577079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o * uninitialized inode tables instead. 578079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o */ 579079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o request_fsck_afterwards(fs); 580079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o break; 581079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o } 582079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o gd->bg_itable_unused = 0; 583079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o gd->bg_flags = 0; 584079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o gd->bg_checksum = 0; 585079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o } 586079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 587079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o } 588079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o 589e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (FEATURE_ON(E2P_FEATURE_RO_INCOMPAT, 590e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_RO_COMPAT_QUOTA)) { 591e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* 592e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * Set the Q_flag here and handle the quota options in the code 593e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * below. 594e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall */ 595e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!Q_flag) { 596e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall Q_flag = 1; 597e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* Enable both user quota and group quota by default */ 598e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall usrquota = QOPT_ENABLE; 599e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall grpquota = QOPT_ENABLE; 600e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 601e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall sb->s_feature_ro_compat &= ~EXT4_FEATURE_RO_COMPAT_QUOTA; 602e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 603e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 604e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (FEATURE_OFF(E2P_FEATURE_RO_INCOMPAT, 605e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall EXT4_FEATURE_RO_COMPAT_QUOTA)) { 606e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* 607e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * Set the Q_flag here and handle the quota options in the code 608e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * below. 609e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall */ 610e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (Q_flag) 611e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("\nWarning: '^quota' option overrides '-Q'" 612e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "arguments.\n"), stderr); 613e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall Q_flag = 1; 614e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* Disable both user quota and group quota by default */ 615e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall usrquota = QOPT_DISABLE; 616e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall grpquota = QOPT_DISABLE; 617e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 618e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 61963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (sb->s_rev_level == EXT2_GOOD_OLD_REV && 62063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o (sb->s_feature_compat || sb->s_feature_ro_compat || 62163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o sb->s_feature_incompat)) 62263985320384bf143eaac9857af424800d9867a1aTheodore Ts'o ext2fs_update_dynamic_rev(fs); 623885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 624885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o if (FEATURE_CHANGED(E2P_FEATURE_RO_INCOMPAT, 625885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER) || 6262be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o FEATURE_OFF(E2P_FEATURE_RO_INCOMPAT, 6272be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o EXT4_FEATURE_RO_COMPAT_HUGE_FILE) || 628885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o FEATURE_CHANGED(E2P_FEATURE_INCOMPAT, 629037914e28f69110020195fe9f9ea56e5274ff2c0Theodore Ts'o EXT2_FEATURE_INCOMPAT_FILETYPE) || 630037914e28f69110020195fe9f9ea56e5274ff2c0Theodore Ts'o FEATURE_CHANGED(E2P_FEATURE_COMPAT, 631558df54458075856b3a76051648323643a56dadcTheodore Ts'o EXT2_FEATURE_COMPAT_RESIZE_INODE) || 632558df54458075856b3a76051648323643a56dadcTheodore Ts'o FEATURE_OFF(E2P_FEATURE_RO_INCOMPAT, 633079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o EXT2_FEATURE_RO_COMPAT_LARGE_FILE)) 634079ad63d59a0b4c9bc3242117ce9b3d97d9dd711Theodore Ts'o request_fsck_afterwards(fs); 635885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o 636885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o if ((old_features[E2P_FEATURE_COMPAT] != sb->s_feature_compat) || 637885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o (old_features[E2P_FEATURE_INCOMPAT] != sb->s_feature_incompat) || 638885bf6b83252672eb2e9bd2fb6fd45a1978b0661Theodore Ts'o (old_features[E2P_FEATURE_RO_INCOMPAT] != sb->s_feature_ro_compat)) 6392eb3b20e808e360f59d58ced7e833836b652648fTheodore Ts'o ext2fs_mark_super_dirty(fs); 640e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 641e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 64263985320384bf143eaac9857af424800d9867a1aTheodore Ts'o} 64363985320384bf143eaac9857af424800d9867a1aTheodore Ts'o 64463985320384bf143eaac9857af424800d9867a1aTheodore Ts'o/* 64563985320384bf143eaac9857af424800d9867a1aTheodore Ts'o * Add a journal to the filesystem. 64663985320384bf143eaac9857af424800d9867a1aTheodore Ts'o */ 647e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int add_journal(ext2_filsys fs) 64863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o{ 64963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o unsigned long journal_blocks; 65063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o errcode_t retval; 65116ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o ext2_filsys jfs; 6522a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o io_manager io_ptr; 65363985320384bf143eaac9857af424800d9867a1aTheodore Ts'o 65463985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (fs->super->s_feature_compat & 65563985320384bf143eaac9857af424800d9867a1aTheodore Ts'o EXT3_FEATURE_COMPAT_HAS_JOURNAL) { 656544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("The filesystem already has a journal.\n"), stderr); 6572d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger goto err; 65863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 65963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (journal_device) { 66063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o check_plausibility(journal_device); 66163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o check_mount(journal_device, 0, _("journal")); 6622a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#ifdef CONFIG_TESTIO_DEBUG 663f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { 664f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = test_io_manager; 665f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o test_io_backing_manager = unix_io_manager; 666f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o } else 6672a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#endif 668f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = unix_io_manager; 66916ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o retval = ext2fs_open(journal_device, EXT2_FLAG_RW| 67016ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o EXT2_FLAG_JOURNAL_DEV_OK, 0, 6712a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fs->blocksize, io_ptr, &jfs); 67216ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o if (retval) { 67316ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o com_err(program_name, retval, 6741d08d9bfc225543eaf12bee7cf655124f66f43e4Theodore Ts'o _("\n\twhile trying to open journal on %s\n"), 67516ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o journal_device); 6762d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger goto err; 67716ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o } 67863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o printf(_("Creating journal on device %s: "), 67963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o journal_device); 6804055ef7301ddf93120eb174f3473be15ce5a658bTheodore Ts'o fflush(stdout); 6812d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger 68216ed5b3af43c72f60991222b9d7ab65cf53f203dTheodore Ts'o retval = ext2fs_add_journal_device(fs, jfs); 6832d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger ext2fs_close(jfs); 68463985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (retval) { 685ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, retval, 686ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("while adding filesystem to journal on %s"), 687ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o journal_device); 6882d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger goto err; 68963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 690544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("done\n"), stdout); 69163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } else if (journal_size) { 692544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("Creating journal inode: "), stdout); 69363985320384bf143eaac9857af424800d9867a1aTheodore Ts'o fflush(stdout); 6942537b6d0c1aa9710a05cdfafc281b4884c67bdb2Theodore Ts'o journal_blocks = figure_journal_size(journal_size, fs); 6952537b6d0c1aa9710a05cdfafc281b4884c67bdb2Theodore Ts'o 69663985320384bf143eaac9857af424800d9867a1aTheodore Ts'o retval = ext2fs_add_journal_inode(fs, journal_blocks, 69763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o journal_flags); 69863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if (retval) { 6997141b54b1af506a9a5fdf4aed649eb6526bad706Theodore Ts'o fprintf(stderr, "\n"); 700e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, "%s", 7011d08d9bfc225543eaf12bee7cf655124f66f43e4Theodore Ts'o _("\n\twhile trying to create journal file")); 702e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 7031d08d9bfc225543eaf12bee7cf655124f66f43e4Theodore Ts'o } else 704544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("done\n"), stdout); 70563985320384bf143eaac9857af424800d9867a1aTheodore Ts'o /* 70663985320384bf143eaac9857af424800d9867a1aTheodore Ts'o * If the filesystem wasn't mounted, we need to force 70763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o * the block group descriptors out. 70863985320384bf143eaac9857af424800d9867a1aTheodore Ts'o */ 70963985320384bf143eaac9857af424800d9867a1aTheodore Ts'o if ((mount_flags & EXT2_MF_MOUNTED) == 0) 71063985320384bf143eaac9857af424800d9867a1aTheodore Ts'o fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 71163985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } 712e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall print_check_message(fs->super->s_max_mnt_count, 713e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->super->s_checkinterval); 714e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 7152d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilger 7162d15576dfe8ffd8521a6f4211cef3d2a663dc379Andreas Dilgererr: 71745e338f5332a54295893dba2e32cc093d1316f60Jim Meyering free(journal_device); 718e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 719e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall} 720e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 721e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic void handle_quota_options(ext2_filsys fs) 722e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall{ 723e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_ctx_t qctx; 724e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2_ino_t qf_ino; 725e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 726e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!usrquota && !grpquota) 727e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* Nothing to do. */ 728e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return; 729e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 730e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_init_context(&qctx, fs, -1); 731e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 732e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (usrquota == QOPT_ENABLE || grpquota == QOPT_ENABLE) 733e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_compute_usage(qctx); 734e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 735e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (usrquota == QOPT_ENABLE && !fs->super->s_usr_quota_inum) { 736e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((qf_ino = quota_file_exists(fs, USRQUOTA, 737e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall QFMT_VFS_V1)) > 0) 738e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_update_limits(qctx, qf_ino, USRQUOTA); 739e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_write_inode(qctx, USRQUOTA); 740e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (usrquota == QOPT_DISABLE) { 741e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_remove_inode(fs, USRQUOTA); 742e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 743e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 744e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (grpquota == QOPT_ENABLE && !fs->super->s_grp_quota_inum) { 745e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((qf_ino = quota_file_exists(fs, GRPQUOTA, 746e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall QFMT_VFS_V1)) > 0) 747e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_update_limits(qctx, qf_ino, GRPQUOTA); 748e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_write_inode(qctx, GRPQUOTA); 749e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (grpquota == QOPT_DISABLE) { 750e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_remove_inode(fs, GRPQUOTA); 751e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 752e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 753e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall quota_release_context(&qctx); 754e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 755e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((usrquota == QOPT_ENABLE) || (grpquota == QOPT_ENABLE)) { 756e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, "%s", _("\nWarning: the quota feature is still " 757e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "under development\n" 758e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "See https://ext4.wiki.kernel.org/" 759e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "index.php/Quota for more information\n\n")); 760e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->super->s_feature_ro_compat |= EXT4_FEATURE_RO_COMPAT_QUOTA; 761e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_super_dirty(fs); 762e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (!fs->super->s_usr_quota_inum && 763e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall !fs->super->s_grp_quota_inum) { 764e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->super->s_feature_ro_compat &= ~EXT4_FEATURE_RO_COMPAT_QUOTA; 765e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_super_dirty(fs); 766e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 767e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 768e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return; 769771e8db9f04da550ee7c0ca74b198e989ea4ff35Aditya Kali} 770771e8db9f04da550ee7c0ca74b198e989ea4ff35Aditya Kali 771e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 772e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic void parse_quota_opts(const char *opts) 773e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall{ 774e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall char *buf, *token, *next, *p; 775e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int len; 776e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 777e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall len = strlen(opts); 778e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall buf = malloc(len+1); 779e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!buf) { 780e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Couldn't allocate memory to parse quota " 781e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "options!\n"), stderr); 782e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall exit(1); 783e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 784e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall strcpy(buf, opts); 785e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall for (token = buf; token && *token; token = next) { 786e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall p = strchr(token, ','); 787e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall next = 0; 788e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (p) { 789e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall *p = 0; 790e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall next = p+1; 791e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 792e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 793e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (strcmp(token, "usrquota") == 0) { 794e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall usrquota = QOPT_ENABLE; 795e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (strcmp(token, "^usrquota") == 0) { 796e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall usrquota = QOPT_DISABLE; 797e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (strcmp(token, "grpquota") == 0) { 798e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall grpquota = QOPT_ENABLE; 799e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (strcmp(token, "^grpquota") == 0) { 800e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall grpquota = QOPT_DISABLE; 801e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else { 802e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("\nBad quota options specified.\n\n" 803e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "Following valid quota options are available " 804e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "(pass by separating with comma):\n" 805e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\t[^]usrquota\n" 806e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\t[^]grpquota\n" 807e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\n\n"), stderr); 808e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall free(buf); 809e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall exit(1); 810e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 811e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 812e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall free(buf); 813e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall} 814e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 815832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 816c8c071a07319939dfd7ae2ff1dedec644d750debTheodore Ts'ostatic void parse_e2label_options(int argc, char ** argv) 817832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o{ 818832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o if ((argc < 2) || (argc > 3)) { 819544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("Usage: e2label device [newlabel]\n"), stderr); 820832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o exit(1); 821832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o } 8222e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o io_options = strchr(argv[1], '?'); 8232e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (io_options) 8242e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o *io_options++ = 0; 825332f2c23821a17808b2566a7200b286ba9bc855aTheodore Ts'o device_name = blkid_get_devname(NULL, argv[1], NULL); 826817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o if (!device_name) { 827efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o com_err("e2label", 0, _("Unable to resolve '%s'"), 828817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o argv[1]); 829817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o exit(1); 830817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o } 8312be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o open_flag = EXT2_FLAG_JOURNAL_DEV_OK; 832832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o if (argc == 3) { 8330ddfd9a529d2d33f9c5b59fd7409b716e50d45b2Theodore Ts'o open_flag |= EXT2_FLAG_RW; 834832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o L_flag = 1; 835832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o new_label = argv[2]; 836efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o } else 837832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o print_label++; 838832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o} 839832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 840d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'ostatic time_t parse_time(char *str) 841d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o{ 842d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o struct tm ts; 843d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o 844d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o if (strcmp(str, "now") == 0) { 845d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o return (time(0)); 846d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o } 847d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o memset(&ts, 0, sizeof(ts)); 848bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o#ifdef HAVE_STRPTIME 849690e693cafa83eadbf7ce80291f53a7e89e9c2ccTheodore Ts'o strptime(str, "%Y%m%d%H%M%S", &ts); 850bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o#else 851690e693cafa83eadbf7ce80291f53a7e89e9c2ccTheodore Ts'o sscanf(str, "%4d%2d%2d%2d%2d%2d", &ts.tm_year, &ts.tm_mon, 852bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o &ts.tm_mday, &ts.tm_hour, &ts.tm_min, &ts.tm_sec); 853bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o ts.tm_year -= 1900; 854bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o ts.tm_mon -= 1; 855bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o if (ts.tm_year < 0 || ts.tm_mon < 0 || ts.tm_mon > 11 || 856bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o ts.tm_mday < 0 || ts.tm_mday > 31 || ts.tm_hour > 23 || 857bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o ts.tm_min > 59 || ts.tm_sec > 61) 858bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o ts.tm_mday = 0; 859bc7c14e0408665addd01b978b1950963b1ed799fTheodore Ts'o#endif 860d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o if (ts.tm_mday == 0) { 861d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o com_err(program_name, 0, 862d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o _("Couldn't parse date/time specifier: %s"), 863d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o str); 864d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o usage(); 865d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o } 866a2ff0f31c1987a480ffc4dacb7adf93f0aecf7f6Theodore Ts'o ts.tm_isdst = -1; 867d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o return (mktime(&ts)); 868d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o} 869832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 870c8c071a07319939dfd7ae2ff1dedec644d750debTheodore Ts'ostatic void parse_tune2fs_options(int argc, char **argv) 8713839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 872519149fb458b0fa69c10fecd83fae42e838cf01dTheodore Ts'o int c; 873ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o char *tmp; 874ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o struct group *gr; 875ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o struct passwd *pw; 876e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall char optstring[100] = "c:e:fg:i:jlm:o:r:s:u:C:E:I:J:L:M:O:T:U:"; 8773839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 878e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 879e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall strcat(optstring, "Q:"); 880e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 8812be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o open_flag = 0; 8820ddfd9a529d2d33f9c5b59fd7409b716e50d45b2Theodore Ts'o 8830f8973fb092a40fd0a11b7ec95c09128c9fb8f0cTheodore Ts'o printf("tune2fs %s (%s)\n", E2FSPROGS_VERSION, E2FSPROGS_DATE); 884e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall while ((c = getopt(argc, argv, optstring)) != EOF) 885ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o switch (c) { 886ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'c': 887ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o max_mount_count = strtol(optarg, &tmp, 0); 888ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp || max_mount_count > 16000) { 889ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 890ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad mounts count - %s"), 891ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 892ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 893ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 894ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (max_mount_count == 0) 895ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o max_mount_count = -1; 896ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o c_flag = 1; 897ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 898ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 899ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'C': 900ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o mount_count = strtoul(optarg, &tmp, 0); 901ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp || mount_count > 16000) { 902ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 903ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad mounts count - %s"), 904ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 905ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 906ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 907ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o C_flag = 1; 908ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 909ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 910ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'e': 911ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (strcmp(optarg, "continue") == 0) 912ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o errors = EXT2_ERRORS_CONTINUE; 913ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o else if (strcmp(optarg, "remount-ro") == 0) 914ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o errors = EXT2_ERRORS_RO; 915ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o else if (strcmp(optarg, "panic") == 0) 916ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o errors = EXT2_ERRORS_PANIC; 917ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o else { 918ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 919ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad error behavior - %s"), 920ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 921ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 922ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 923ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o e_flag = 1; 924ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 925ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 926ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'E': 927ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o extended_cmd = optarg; 928ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag |= EXT2_FLAG_RW; 929ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 930ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'f': /* Force */ 931ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o f_flag = 1; 932ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 933ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'g': 934ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o resgid = strtoul(optarg, &tmp, 0); 935ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp) { 936ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o gr = getgrnam(optarg); 937ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (gr == NULL) 938ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o tmp = optarg; 939818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o else { 940ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o resgid = gr->gr_gid; 941ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o *tmp = 0; 942f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 943ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 944ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp) { 945ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 946ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad gid/group name - %s"), 947ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 948ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 949ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 950ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o g_flag = 1; 951ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 952ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 953ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'i': 954ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o interval = strtoul(optarg, &tmp, 0); 955ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o switch (*tmp) { 956ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 's': 957ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o tmp++; 958f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o break; 959ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case '\0': 960ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'd': 961ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'D': /* days */ 962ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o interval *= 86400; 963ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp != '\0') 9641e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o tmp++; 9651e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o break; 9663839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o case 'm': 967ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'M': /* months! */ 968ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o interval *= 86400 * 30; 969ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o tmp++; 9703839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o break; 971ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'w': 972ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'W': /* weeks */ 973ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o interval *= 86400 * 7; 974ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o tmp++; 975a0c3fd5e4cdc2e0b032c9ace89d960a622069c32Theodore Ts'o break; 976ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 977ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp) { 978ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 979ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad interval - %s"), optarg); 980ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 981ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 982ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o i_flag = 1; 983ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 984ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 985ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'j': 986ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (!journal_size) 987ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o journal_size = -1; 988ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 989ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 990ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'J': 991ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o parse_journal_opts(optarg); 992ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 993ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 994ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'l': 995ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o l_flag = 1; 996ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 997ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'L': 998ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o new_label = optarg; 999ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o L_flag = 1; 1000ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag |= EXT2_FLAG_RW | 1001ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o EXT2_FLAG_JOURNAL_DEV_OK; 1002ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1003ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'm': 1004ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o reserved_ratio = strtod(optarg, &tmp); 10058d8224550c1f5b5c77afbf5acd95f73979276a0aTheodore Ts'o if (*tmp || reserved_ratio > 50 || 10068d8224550c1f5b5c77afbf5acd95f73979276a0aTheodore Ts'o reserved_ratio < 0) { 1007ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 1008ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad reserved block ratio - %s"), 1009ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 1010ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 1011ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1012ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o m_flag = 1; 1013ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1014ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1015ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'M': 1016ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o new_last_mounted = optarg; 1017ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o M_flag = 1; 1018ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1019ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1020ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'o': 1021ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (mntopts_cmd) { 1022e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, 0, "%s", 1023ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("-o may only be specified once")); 1024ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 1025ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1026ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o mntopts_cmd = optarg; 1027ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1028ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1029ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'O': 1030ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (features_cmd) { 1031e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, 0, "%s", 1032ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("-O may only be specified once")); 1033ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 1034ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1035ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o features_cmd = optarg; 1036ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1037ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1038e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#ifdef CONFIG_QUOTA 1039e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall case 'Q': 1040e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall Q_flag = 1; 1041e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall parse_quota_opts(optarg); 1042e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall open_flag = EXT2_FLAG_RW; 1043e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall break; 1044e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall#endif 1045ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'r': 1046ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o reserved_blocks = strtoul(optarg, &tmp, 0); 1047ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp) { 1048ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 1049ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad reserved blocks count - %s"), 1050ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 1051ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 1052ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1053ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o r_flag = 1; 1054ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1055ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1056ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 's': /* Deprecated */ 1057ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o s_flag = atoi(optarg); 1058ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1059ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1060ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'T': 1061ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o T_flag = 1; 1062ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o last_check_time = parse_time(optarg); 1063ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1064ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1065ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'u': 1066ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o resuid = strtoul(optarg, &tmp, 0); 1067818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o if (*tmp) { 1068ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o pw = getpwnam(optarg); 1069f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o if (pw == NULL) 1070f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o tmp = optarg; 1071a418d3ad819323f871005d253f7f9ac378e78ba5Theodore Ts'o else { 1072f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o resuid = pw->pw_uid; 1073a418d3ad819323f871005d253f7f9ac378e78ba5Theodore Ts'o *tmp = 0; 1074a418d3ad819323f871005d253f7f9ac378e78ba5Theodore Ts'o } 1075f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 1076818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o if (*tmp) { 1077ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 1078ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad uid/user name - %s"), 1079ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 1080818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o usage(); 1081f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 1082f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o u_flag = 1; 10831e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o open_flag = EXT2_FLAG_RW; 10841e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o break; 1085ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'U': 1086ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o new_UUID = optarg; 1087ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o U_flag = 1; 1088ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW | 1089ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o EXT2_FLAG_JOURNAL_DEV_OK; 1090ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1091ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o case 'I': 1092ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o new_inode_size = strtoul(optarg, &tmp, 0); 1093ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (*tmp) { 1094ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 1095ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("bad inode size - %s"), 1096ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 1097818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o usage(); 1098ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1099ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (!((new_inode_size & 1100ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o (new_inode_size - 1)) == 0)) { 1101ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 1102ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o _("Inode size must be a " 1103ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o "power of two- %s"), 1104ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o optarg); 1105ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 1106ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o } 1107ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o open_flag = EXT2_FLAG_RW; 1108ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o I_flag = 1; 1109ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o break; 1110ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o default: 1111ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o usage(); 11123839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 11133839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o if (optind < argc - 1 || optind == argc) 1114818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o usage(); 11151e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (!open_flag && !l_flag) 11161e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o usage(); 11172e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o io_options = strchr(argv[optind], '?'); 11182e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (io_options) 11192e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o *io_options++ = 0; 1120332f2c23821a17808b2566a7200b286ba9bc855aTheodore Ts'o device_name = blkid_get_devname(NULL, argv[optind], NULL); 1121817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o if (!device_name) { 1122e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, 0, _("Unable to resolve '%s'"), 1123817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o argv[optind]); 1124817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o exit(1); 1125817e49e3ce0a70252113438440fc12607140d032Theodore Ts'o } 1126118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o} 1127118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o 112814b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#ifdef CONFIG_BUILD_FINDFS 11293e69906495d5898849a6154b0311b5d4a84a27aeTheodore Ts'ovoid do_findfs(int argc, char **argv) 1130118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o{ 1131118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o char *dev; 1132832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 1133118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o if ((argc != 2) || 1134118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o (strncmp(argv[1], "LABEL=", 6) && strncmp(argv[1], "UUID=", 5))) { 1135118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o fprintf(stderr, "Usage: findfs LABEL=<label>|UUID=<uuid>\n"); 1136118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o exit(2); 1137118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o } 1138ed1b33e8fb310641684d68a177c940b58f2f529dTheodore Ts'o dev = blkid_get_devname(NULL, argv[1], NULL); 1139118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o if (!dev) { 1140efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o com_err("findfs", 0, _("Unable to resolve '%s'"), 1141118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o argv[1]); 1142118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o exit(1); 1143118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o } 1144118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o puts(dev); 1145118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o exit(0); 1146118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o} 114714b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#endif 1148832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 1149e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int parse_extended_opts(ext2_filsys fs, const char *opts) 11506cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o{ 11516cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o char *buf, *token, *next, *p, *arg; 115210ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o int len, hash_alg; 11536cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o int r_usage = 0; 11546cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o 11556cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o len = strlen(opts); 11566cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o buf = malloc(len+1); 11576cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o if (!buf) { 1158e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, "%s", 11596cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o _("Couldn't allocate memory to parse options!\n")); 1160e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 11616cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } 11626cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o strcpy(buf, opts); 11636cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o for (token = buf; token && *token; token = next) { 11646cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o p = strchr(token, ','); 11656cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o next = 0; 11666cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o if (p) { 11676cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o *p = 0; 11686cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o next = p+1; 11696cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } 11706cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o arg = strchr(token, '='); 11716cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o if (arg) { 11726cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o *arg = 0; 11736cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o arg++; 11746cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } 1175e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (strcmp(token, "clear-mmp") == 0 || 1176e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall strcmp(token, "clear_mmp") == 0) { 1177e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall clear_mmp = 1; 1178e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (strcmp(token, "mmp_update_interval") == 0) { 1179e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall unsigned long intv; 1180e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!arg) { 1181e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall r_usage++; 1182e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall continue; 1183e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1184e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall intv = strtoul(arg, &p, 0); 1185e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (*p) { 1186e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, 1187e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("Invalid mmp_update_interval: %s\n"), 1188e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall arg); 1189e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall r_usage++; 1190e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall continue; 1191e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1192e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (intv == 0) { 1193e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall intv = EXT4_MMP_UPDATE_INTERVAL; 1194e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (intv > EXT4_MMP_MAX_UPDATE_INTERVAL) { 1195e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, 1196e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("mmp_update_interval too big: %lu\n"), 1197e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall intv); 1198e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall r_usage++; 1199e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall continue; 1200e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1201e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(P_("Setting multiple mount protection update " 1202e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "interval to %lu second\n", 1203e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "Setting multiple mount protection update " 1204e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "interval to %lu seconds\n", intv), 1205e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall intv); 1206e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->super->s_mmp_update_interval = intv; 1207e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_super_dirty(fs); 1208e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (!strcmp(token, "test_fs")) { 12096cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS; 12106cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o printf("Setting test filesystem flag\n"); 12116cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o ext2fs_mark_super_dirty(fs); 12126cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } else if (!strcmp(token, "^test_fs")) { 12136cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o fs->super->s_flags &= ~EXT2_FLAGS_TEST_FILESYS; 12146cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o printf("Clearing test filesystem flag\n"); 12156cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o ext2fs_mark_super_dirty(fs); 12160c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } else if (strcmp(token, "stride") == 0) { 12170c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o if (!arg) { 12180c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o r_usage++; 12190c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o continue; 12200c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 12210c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o stride = strtoul(arg, &p, 0); 1222e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (*p) { 12230c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o fprintf(stderr, 1224e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("Invalid RAID stride: %s\n"), 12250c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o arg); 12260c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o r_usage++; 12270c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o continue; 12280c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 12290c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o stride_set = 1; 12300c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } else if (strcmp(token, "stripe-width") == 0 || 12310c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o strcmp(token, "stripe_width") == 0) { 12320c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o if (!arg) { 12330c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o r_usage++; 12340c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o continue; 12350c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 12360c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o stripe_width = strtoul(arg, &p, 0); 1237e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (*p) { 12380c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o fprintf(stderr, 12390c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o _("Invalid RAID stripe-width: %s\n"), 12400c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o arg); 12410c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o r_usage++; 12420c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o continue; 12430c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 12440c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o stripe_width_set = 1; 124510ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o } else if (strcmp(token, "hash_alg") == 0 || 124610ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o strcmp(token, "hash-alg") == 0) { 124710ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o if (!arg) { 124810ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o r_usage++; 124910ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o continue; 125010ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o } 125110ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o hash_alg = e2p_string2hash(arg); 125210ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o if (hash_alg < 0) { 1253ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o fprintf(stderr, 125410ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o _("Invalid hash algorithm: %s\n"), 125510ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o arg); 125610ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o r_usage++; 125710ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o continue; 125810ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o } 125910ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o fs->super->s_def_hash_version = hash_alg; 126010ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o printf(_("Setting default hash algorithm " 1261ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o "to %s (%d)\n"), 126210ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o arg, hash_alg); 126310ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o ext2fs_mark_super_dirty(fs); 1264e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else if (!strcmp(token, "mount_opts")) { 12659345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o if (!arg) { 12669345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o r_usage++; 12679345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o continue; 12689345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o } 12699345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o if (strlen(arg) >= sizeof(fs->super->s_mount_opts)) { 12709345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o fprintf(stderr, 12719345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o "Extended mount options too long\n"); 12729345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o continue; 12739345f02671fd39cad69338080b62e12e8b86671dTheodore Ts'o } 1274e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext_mount_opts = strdup(arg); 1275efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o } else 12766cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o r_usage++; 12776cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } 12786cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o if (r_usage) { 1279e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, "%s", _("\nBad options specified.\n\n" 12806cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "Extended options are separated by commas, " 12816cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "and may take an argument which\n" 12826cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "\tis set off by an equals ('=') sign.\n\n" 12836cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "Valid extended options are:\n" 1284e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\tclear_mmp\n" 1285e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\thash_alg=<hash algorithm>\n" 1286e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "\tmount_opts=<extended default mount options>\n" 12870c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o "\tstride=<RAID per-disk chunk size in blocks>\n" 128810ff68d42d06953c35459a0d949862e6aafa19f8Theodore Ts'o "\tstripe_width=<RAID stride*data disks in blocks>\n" 12896cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "\ttest_fs\n" 12906cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o "\t^test_fs\n")); 12916cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o free(buf); 1292e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 1; 12936cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o } 12946cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o free(buf); 1295e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 1296e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return 0; 1297efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o} 12986cb27404f51f97e2665fa0e0c4c0f7bc47e698ecTheodore Ts'o 129931f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o/* 1300a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V * Fill in the block bitmap bmap with the information regarding the 1301a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V * blocks to be moved 130231f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o */ 130331f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'ostatic int get_move_bitmaps(ext2_filsys fs, int new_ino_blks_per_grp, 1304a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V ext2fs_block_bitmap bmap) 130564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 130664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V dgrp_t i; 1307154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V int retval; 1308154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V ext2_badblocks_list bb_list = 0; 1309e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t j, needed_blocks = 0; 1310e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t start_blk, end_blk; 131164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1312154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V retval = ext2fs_read_bb_inode(fs, &bb_list); 1313154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V if (retval) 1314154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V return retval; 1315154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V 131664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (i = 0; i < fs->group_desc_count; i++) { 1317e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall start_blk = ext2fs_inode_table_loc(fs, i) + 131864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->inode_blocks_per_group; 131964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1320e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall end_blk = ext2fs_inode_table_loc(fs, i) + 132164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_ino_blks_per_grp; 132264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 132364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (j = start_blk; j < end_blk; j++) { 1324e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_test_block_bitmap2(fs->block_map, j)) { 1325154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V /* 1326154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V * IF the block is a bad block we fail 132764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 1328154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V if (ext2fs_badblocks_list_test(bb_list, j)) { 1329154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V ext2fs_badblocks_list_free(bb_list); 1330154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V return ENOSPC; 1331154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V } 1332154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V 1333e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_block_bitmap2(bmap, j); 133464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } else { 133564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 133664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * We are going to use this block for 133764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * inode table. So mark them used. 133864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 1339e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_block_bitmap2(fs->block_map, j); 134064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 134164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 1342a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V needed_blocks += end_blk - start_blk; 134364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 134464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1345154a5d7537c35959aa646ef8f18daed8c9f1a2beAneesh Kumar K.V ext2fs_badblocks_list_free(bb_list); 1346e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (needed_blocks > ext2fs_free_blocks_count(fs->super)) 134764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return ENOSPC; 134864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 134964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return 0; 135064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 135164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1352e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int ext2fs_is_meta_block(ext2_filsys fs, blk64_t blk) 135391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V{ 135491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V dgrp_t group; 1355e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall group = ext2fs_group_of_blk2(fs, blk); 1356e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_block_bitmap_loc(fs, group) == blk) 135791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 1; 1358e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_inode_bitmap_loc(fs, group) == blk) 135991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 1; 136091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 0; 136191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V} 136291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 1363e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic int ext2fs_is_block_in_group(ext2_filsys fs, dgrp_t group, blk64_t blk) 136491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V{ 1365e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t start_blk, end_blk; 136691fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V start_blk = fs->super->s_first_data_block + 136791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V EXT2_BLOCKS_PER_GROUP(fs->super) * group; 136891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V /* 136991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * We cannot get new block beyond end_blk for for the last block group 137091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * so we can check with EXT2_BLOCKS_PER_GROUP even for last block group 137191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V */ 137291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V end_blk = start_blk + EXT2_BLOCKS_PER_GROUP(fs->super); 137391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (blk >= start_blk && blk <= end_blk) 137491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 1; 137591fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 0; 137691fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V} 137791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 1378a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.Vstatic int move_block(ext2_filsys fs, ext2fs_block_bitmap bmap) 137964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 138091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 138164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V char *buf; 1382e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall dgrp_t group = 0; 138364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V errcode_t retval; 138491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V int meta_data = 0; 1385e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t blk, new_blk, goal; 138664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct blk_move *bmv; 138764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 138864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_mem(fs->blocksize, &buf); 138964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 139064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 139164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 139227c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o for (new_blk = blk = fs->super->s_first_data_block; 1393e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk < ext2fs_blocks_count(fs->super); blk++) { 1394e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!ext2fs_test_block_bitmap2(bmap, blk)) 139564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V continue; 139664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 139791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (ext2fs_is_meta_block(fs, blk)) { 139891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V /* 139991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * If the block is mapping a fs meta data block 140091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * like group desc/block bitmap/inode bitmap. We 140191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * should find a block in the same group and fix 140291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * the respective fs metadata pointers. Otherwise 140391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * fail 140491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V */ 1405e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall group = ext2fs_group_of_blk2(fs, blk); 1406e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goal = ext2fs_group_first_block2(fs, group); 140791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V meta_data = 1; 140891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 140991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } else { 141091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V goal = new_blk; 141191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } 1412e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = ext2fs_new_block2(fs, goal, NULL, &new_blk); 141364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 141464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 141564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 141691fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V /* new fs meta data block should be in the same group */ 141791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (meta_data && !ext2fs_is_block_in_group(fs, group, new_blk)) { 141891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V retval = ENOSPC; 141991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V goto err_out; 142091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } 142191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 142264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* Mark this block as allocated */ 1423e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_block_bitmap2(fs->block_map, new_blk); 142464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 142564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* Add it to block move list */ 142664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_mem(sizeof(struct blk_move), &bmv); 142764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 142864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 142964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 143064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V bmv->old_loc = blk; 143164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V bmv->new_loc = new_blk; 143264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 143364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V list_add(&(bmv->list), &blk_move_list); 143464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1435e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = io_channel_read_blk64(fs->io, blk, 1, buf); 143664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 143764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 143864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1439e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = io_channel_write_blk64(fs->io, new_blk, 1, buf); 144064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 144164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 144264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 144364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 144464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Verr_out: 144564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_mem(&buf); 144664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 144764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 144864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1449e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallstatic blk64_t translate_block(blk64_t blk) 145064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 145164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct list_head *entry; 145264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct blk_move *bmv; 145364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 145464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V list_for_each(entry, &blk_move_list) { 145564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V bmv = list_entry(entry, struct blk_move, list); 145664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (bmv->old_loc == blk) 145764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return bmv->new_loc; 145864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 145964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 146064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return 0; 146164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 146264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1463721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'ostatic int process_block(ext2_filsys fs EXT2FS_ATTR((unused)), 1464e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t *block_nr, 1465721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), 1466e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t ref_block EXT2FS_ATTR((unused)), 146764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int ref_offset EXT2FS_ATTR((unused)), 146827c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o void *priv_data) 146964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 147064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int ret = 0; 1471e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t new_blk; 147227c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o ext2fs_block_bitmap bmap = (ext2fs_block_bitmap) priv_data; 147364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1474e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!ext2fs_test_block_bitmap2(bmap, *block_nr)) 147527c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o return 0; 1476ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o new_blk = translate_block(*block_nr); 147764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (new_blk) { 147864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V *block_nr = new_blk; 147964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 148064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * This will force the ext2fs_write_inode in the iterator 148164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 148264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ret |= BLOCK_CHANGED; 148364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 148464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 148564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return ret; 148664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 148764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 148827c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'ostatic int inode_scan_and_fix(ext2_filsys fs, ext2fs_block_bitmap bmap) 148964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 149064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V errcode_t retval = 0; 149164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2_ino_t ino; 1492e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t blk; 149364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V char *block_buf = 0; 149464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct ext2_inode inode; 149564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2_inode_scan scan = NULL; 149664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 149764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_mem(fs->blocksize * 3, &block_buf); 149864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 149964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 150064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 150164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_open_inode_scan(fs, 0, &scan); 150264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 150364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 150464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 150564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V while (1) { 150664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_next_inode(scan, &ino, &inode); 150764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 150864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 150964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 151064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (!ino) 151164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V break; 151264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 151364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (inode.i_links_count == 0) 151464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V continue; /* inode not in use */ 151564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 151664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* FIXME!! 151764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * If we end up modifying the journal inode 151864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * the sb->s_jnl_blocks will differ. But a 151964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * subsequent e2fsck fixes that. 152064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * Do we need to fix this ?? 152164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 152264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1523e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_file_acl_block(fs, &inode) && 1524e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_test_block_bitmap2(bmap, 1525e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_file_acl_block(fs, &inode))) { 1526e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk = translate_block(ext2fs_file_acl_block(fs, 1527e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall &inode)); 152864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (!blk) 152964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V continue; 153064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1531e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_file_acl_block_set(fs, &inode, blk); 153264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 153364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 153464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * Write the inode to disk so that inode table 153564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * resizing can work 153664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 153764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_write_inode(fs, ino, &inode); 153864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 153964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 154064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 154164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1542e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!ext2fs_inode_has_valid_blocks2(fs, &inode)) 154364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V continue; 154464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1545e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = ext2fs_block_iterate3(fs, ino, 0, block_buf, 154627c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o process_block, bmap); 154764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 154864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 154964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 155064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 155164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 155264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Verr_out: 155364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_mem(&block_buf); 155464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 155564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 155631f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o} 155731f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o 155891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V/* 155991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * We need to scan for inode and block bitmaps that may need to be 156091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * moved. This can take place if the filesystem was formatted for 156191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V * RAID arrays using the mke2fs's extended option "stride". 156291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V */ 156391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.Vstatic int group_desc_scan_and_fix(ext2_filsys fs, ext2fs_block_bitmap bmap) 156491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V{ 156591fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V dgrp_t i; 1566e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t blk, new_blk; 156791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 156891fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V for (i = 0; i < fs->group_desc_count; i++) { 1569e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk = ext2fs_block_bitmap_loc(fs, i); 1570e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_test_block_bitmap2(bmap, blk)) { 157191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V new_blk = translate_block(blk); 157291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (!new_blk) 157391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V continue; 1574e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_block_bitmap_loc_set(fs, i, new_blk); 157591fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } 157691fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 1577e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk = ext2fs_inode_bitmap_loc(fs, i); 1578e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext2fs_test_block_bitmap2(bmap, blk)) { 157991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V new_blk = translate_block(blk); 158091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (!new_blk) 158191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V continue; 1582e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_inode_bitmap_loc_set(fs, i, new_blk); 158391fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } 158491fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V } 158591fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V return 0; 158691fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V} 158791fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 1588721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'ostatic int expand_inode_table(ext2_filsys fs, unsigned long new_ino_size) 158964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 159064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V dgrp_t i; 1591e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t blk; 159264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V errcode_t retval; 1593721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o int new_ino_blks_per_grp; 1594721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o unsigned int j; 159564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V char *old_itable = NULL, *new_itable = NULL; 159664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V char *tmp_old_itable = NULL, *tmp_new_itable = NULL; 1597721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o unsigned long old_ino_size; 159864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int old_itable_size, new_itable_size; 159964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 160064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V old_itable_size = fs->inode_blocks_per_group * fs->blocksize; 1601721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o old_ino_size = EXT2_INODE_SIZE(fs->super); 160264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 160364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_ino_blks_per_grp = ext2fs_div_ceil( 160464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V EXT2_INODES_PER_GROUP(fs->super) * 1605721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o new_ino_size, 160664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->blocksize); 160764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 160864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_itable_size = new_ino_blks_per_grp * fs->blocksize; 160964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 161064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_mem(old_itable_size, &old_itable); 161164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 161264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 161364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 161464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_get_mem(new_itable_size, &new_itable); 161564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 161664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 161764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 161864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tmp_old_itable = old_itable; 161964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tmp_new_itable = new_itable; 162064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 162164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (i = 0; i < fs->group_desc_count; i++) { 1622e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk = ext2fs_inode_table_loc(fs, i); 1623e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = io_channel_read_blk64(fs->io, blk, 162464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->inode_blocks_per_group, old_itable); 162564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 162664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 162764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 162864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (j = 0; j < EXT2_INODES_PER_GROUP(fs->super); j++) { 1629721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o memcpy(new_itable, old_itable, old_ino_size); 163064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1631721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o memset(new_itable+old_ino_size, 0, 1632721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o new_ino_size - old_ino_size); 163364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1634721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o new_itable += new_ino_size; 1635721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o old_itable += old_ino_size; 163664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 163764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 163864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* reset the pointer */ 163964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V old_itable = tmp_old_itable; 164064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_itable = tmp_new_itable; 164164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1642e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = io_channel_write_blk64(fs->io, blk, 164364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_ino_blks_per_grp, new_itable); 164464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 164564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 164664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 164764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 164864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* Update the meta data */ 164964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->inode_blocks_per_group = new_ino_blks_per_grp; 1650721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o fs->super->s_inode_size = new_ino_size; 165164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 165264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Verr_out: 165364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (old_itable) 165464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_mem(&old_itable); 165564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 165664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (new_itable) 165764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_mem(&new_itable); 165864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 165964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 166064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 166164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 166264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Vstatic errcode_t ext2fs_calculate_summary_stats(ext2_filsys fs) 166364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 1664e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk64_t blk; 166564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2_ino_t ino; 166664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V unsigned int group = 0; 166764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V unsigned int count = 0; 166864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int total_free = 0; 166964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int group_free = 0; 167064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 167164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 167264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * First calculate the block statistics 167364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 167464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (blk = fs->super->s_first_data_block; 1675e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall blk < ext2fs_blocks_count(fs->super); blk++) { 1676e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!ext2fs_fast_test_block_bitmap2(fs->block_map, blk)) { 167764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group_free++; 167864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V total_free++; 167964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 168064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V count++; 168164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if ((count == fs->super->s_blocks_per_group) || 1682e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall (blk == ext2fs_blocks_count(fs->super)-1)) { 1683e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_bg_free_blocks_count_set(fs, group++, 1684e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall group_free); 168564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V count = 0; 168664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group_free = 0; 168764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 168864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 1689e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall total_free = EXT2FS_C2B(fs, total_free); 1690e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_free_blocks_count_set(fs->super, total_free); 169164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 169264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 169364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * Next, calculate the inode statistics 169464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 169564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group_free = 0; 169664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V total_free = 0; 169764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V count = 0; 169864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group = 0; 169964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 170064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* Protect loop from wrap-around if s_inodes_count maxed */ 170164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (ino = 1; ino <= fs->super->s_inodes_count && ino > 0; ino++) { 1702e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (!ext2fs_fast_test_inode_bitmap2(fs->inode_map, ino)) { 170364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group_free++; 170464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V total_free++; 170564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 170664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V count++; 170764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if ((count == fs->super->s_inodes_per_group) || 170864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V (ino == fs->super->s_inodes_count)) { 1709e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_bg_free_inodes_count_set(fs, group++, 1710e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall group_free); 171164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V count = 0; 171264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V group_free = 0; 171364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 171464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 171564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->super->s_free_inodes_count = total_free; 171664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_mark_super_dirty(fs); 171764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return 0; 171864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 171964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 172064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V#define list_for_each_safe(pos, pnext, head) \ 172164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V for (pos = (head)->next, pnext = pos->next; pos != (head); \ 172264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V pos = pnext, pnext = pos->next) 172364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1724721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'ostatic void free_blk_move_list(void) 172564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 172664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct list_head *entry, *tmp; 172764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V struct blk_move *bmv; 172864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 172964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V list_for_each_safe(entry, tmp, &blk_move_list) { 173064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V bmv = list_entry(entry, struct blk_move, list); 173164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V list_del(entry); 173264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_mem(&bmv); 173364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 173431f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o return; 173564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 1736721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o 1737721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'ostatic int resize_inode(ext2_filsys fs, unsigned long new_size) 173864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 173964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V errcode_t retval; 174064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V int new_ino_blks_per_grp; 1741a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V ext2fs_block_bitmap bmap; 174264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1743e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = ext2fs_read_inode_bitmap(fs); 1744e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (retval) { 1745e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Failed to read inode bitmap\n"), stderr); 1746e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 1747e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1748e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval = ext2fs_read_block_bitmap(fs); 1749e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (retval) { 1750e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Failed to read block bitmap\n"), stderr); 1751e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall return retval; 1752e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 175364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V INIT_LIST_HEAD(&blk_move_list); 175464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 175564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 175664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_ino_blks_per_grp = ext2fs_div_ceil( 175764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V EXT2_INODES_PER_GROUP(fs->super)* 1758721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o new_size, 175964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->blocksize); 176064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 176164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* We may change the file system. 176264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * Mark the file system as invalid so that 176364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * the user is prompted to run fsck. 176464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 176564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->super->s_state &= ~EXT2_VALID_FS; 176664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 176764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = ext2fs_allocate_block_bitmap(fs, _("blocks to be moved"), 176864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V &bmap); 1769a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V if (retval) { 1770a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V fputs(_("Failed to allocate block bitmap when " 1771a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V "increasing inode size\n"), stderr); 177231f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o return retval; 1773a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V } 1774a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V retval = get_move_bitmaps(fs, new_ino_blks_per_grp, bmap); 1775a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V if (retval) { 1776a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V fputs(_("Not enough space to increase inode size \n"), stderr); 177764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 1778a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V } 1779a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V retval = move_block(fs, bmap); 1780a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V if (retval) { 1781a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V fputs(_("Failed to relocate blocks during inode resize \n"), 1782a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V stderr); 178364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V goto err_out; 1784a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V } 178527c6de45a4187a348ec0960472d4a113ee6ea425Theodore Ts'o retval = inode_scan_and_fix(fs, bmap); 178664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 1787a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V goto err_out_undo; 178831f1815fa9a1b7ca41afdf6d364a6474eba8b6d1Theodore Ts'o 178991fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V retval = group_desc_scan_and_fix(fs, bmap); 179091fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V if (retval) 179191fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V goto err_out_undo; 179291fac97938f0ad8c9f0e2c75feec689ca12105e3Aneesh Kumar K.V 1793721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o retval = expand_inode_table(fs, new_size); 179464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (retval) 1795a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V goto err_out_undo; 179664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 179764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_calculate_summary_stats(fs); 179864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 179964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->super->s_state |= EXT2_VALID_FS; 180064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* mark super block and block bitmap as dirty */ 180164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_mark_super_dirty(fs); 180264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_mark_bb_dirty(fs); 180364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 180464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Verr_out: 180564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V free_blk_move_list(); 180664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V ext2fs_free_block_bitmap(bmap); 180764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 180864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 1809a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V 1810a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.Verr_out_undo: 1811a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V free_blk_move_list(); 1812a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V ext2fs_free_block_bitmap(bmap); 1813a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V fputs(_("Error in resizing the inode size.\n" 1814a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V "Run e2undo to undo the " 1815a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V "file system changes. \n"), stderr); 1816a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V 1817a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V return retval; 181864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 181964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 182064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.Vstatic int tune2fs_setup_tdb(const char *name, io_manager *io_ptr) 182164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V{ 182264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V errcode_t retval = 0; 1823721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o const char *tdb_dir; 1824f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o char *tdb_file; 1825721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o char *dev_name, *tmp_name; 182664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 182764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V#if 0 /* FIXME!! */ 182864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 182964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * Configuration via a conf file would be 183064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * nice 183164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 183264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V profile_get_string(profile, "scratch_files", 183364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V "directory", 0, 0, 183464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V &tdb_dir); 183564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V#endif 183664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tmp_name = strdup(name); 1837f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o if (!tmp_name) { 1838f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o alloc_fn_fail: 1839e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, ENOMEM, "%s", 1840f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o _("Couldn't allocate memory for tdb filename\n")); 1841f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o return ENOMEM; 1842f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o } 1843721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o dev_name = basename(tmp_name); 184464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 184564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tdb_dir = getenv("E2FSPROGS_UNDO_DIR"); 184664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (!tdb_dir) 1847ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o tdb_dir = "/var/lib/e2fsprogs"; 184864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 184964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) || 185064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V access(tdb_dir, W_OK)) 185164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return 0; 185264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1853f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o tdb_file = malloc(strlen(tdb_dir) + 9 + strlen(dev_name) + 7 + 1); 1854f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o if (!tdb_file) 1855f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o goto alloc_fn_fail; 1856721b367abf1fb65d4f048b34fdf91571a0ccfdd3Theodore Ts'o sprintf(tdb_file, "%s/tune2fs-%s.e2undo", tdb_dir, dev_name); 185764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 185864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (!access(tdb_file, F_OK)) { 185964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (unlink(tdb_file) < 0) { 186064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V retval = errno; 186164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V com_err(program_name, retval, 186264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V _("while trying to delete %s"), 186364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tdb_file); 1864f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o free(tdb_file); 186564d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 186664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 186764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 186864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 186964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V set_undo_io_backing_manager(*io_ptr); 187064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V *io_ptr = undo_io_manager; 187164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V set_undo_io_backup_file(tdb_file); 18725bf81baea01a19ce48daee5db07f08c6a9655ab5Theodore Ts'o printf(_("To undo the tune2fs operation please run " 1873577b5c436f1531d4d14bcba1bc10e230dafc9fd1Benno Schulenberg "the command\n e2undo %s %s\n\n"), 187464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V tdb_file, name); 1875f203bbdbec396e3279bf249ae9be96e6b00bf6f2Theodore Ts'o free(tdb_file); 187664d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V free(tmp_name); 187764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V return retval; 187864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V} 1879832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 1880d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrall#ifndef BUILD_AS_LIB 1881ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'oint main(int argc, char **argv) 1882d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrall#else 1883d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrallint tune2fs_main(int argc, char **argv) 1884d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrall#endif /* BUILD_AS_LIB */ 1885832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o{ 1886832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o errcode_t retval; 1887832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o ext2_filsys fs; 1888832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o struct ext2_super_block *sb; 1889d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o io_manager io_ptr, io_ptr_orig = NULL; 1890e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall int rc = 0; 1891832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 1892832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o#ifdef ENABLE_NLS 1893832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o setlocale(LC_MESSAGES, ""); 189414308a5398984842e808faa3ff2dd6a1c52d90bdTheodore Ts'o setlocale(LC_CTYPE, ""); 1895832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o bindtextdomain(NLS_CAT_NAME, LOCALEDIR); 1896832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o textdomain(NLS_CAT_NAME); 1897e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall set_com_err_gettext(gettext); 1898832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o#endif 1899832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o if (argc && *argv) 1900832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o program_name = *argv; 1901a6d8302b4873527798a77c1ba3106a04b71dfeacTheodore Ts'o add_error_table(&et_ext2_error_table); 1902832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o 190314b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#ifdef CONFIG_BUILD_FINDFS 1904118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o if (strcmp(get_progname(argv[0]), "findfs") == 0) 1905118d7dacc535fde4e2ed8d996de3919aa0eb2e98Theodore Ts'o do_findfs(argc, argv); 190614b596d40997c7e55ec8928bd222787f96808a2bTheodore Ts'o#endif 1907832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o if (strcmp(get_progname(argv[0]), "e2label") == 0) 1908832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o parse_e2label_options(argc, argv); 1909832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o else 1910832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o parse_tune2fs_options(argc, argv); 1911efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 19122a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#ifdef CONFIG_TESTIO_DEBUG 1913f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_DEBUG")) { 1914f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = test_io_manager; 1915f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o test_io_backing_manager = unix_io_manager; 1916f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o } else 19172a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#endif 1918f38cf3cb34addaa53d1f855d7607b151082a4229Theodore Ts'o io_ptr = unix_io_manager; 191964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V 1920d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'oretry_open: 1921e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if ((open_flag & EXT2_FLAG_RW) == 0 || f_flag) 1922e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall open_flag |= EXT2_FLAG_SKIP_MMP; 1923e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 1924e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall open_flag |= EXT2_FLAG_64BITS; 1925e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 1926e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* keep the filesystem struct around to dump MMP data */ 1927e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall open_flag |= EXT2_FLAG_NOFREE_ON_ERROR; 1928e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 1929efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o retval = ext2fs_open2(device_name, io_options, open_flag, 19302e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o 0, 0, io_ptr, &fs); 1931ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o if (retval) { 1932e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, retval, 1933e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("while trying to open %s"), 1934ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o device_name); 1935e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (retval == EXT2_ET_MMP_FSCK_ON || 1936e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall retval == EXT2_ET_MMP_UNKNOWN_SEQ) 1937e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall dump_mmp_msg(fs->mmp_buf, 1938e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("If you are sure the filesystem " 1939e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "is not in use on any node, run:\n" 1940e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "'tune2fs -f -E clear_mmp {device}'\n")); 1941e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall else if (retval == EXT2_ET_MMP_FAILED) 1942e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall dump_mmp_msg(fs->mmp_buf, NULL); 1943e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall else if (retval == EXT2_ET_MMP_MAGIC_INVALID) 1944e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, 1945e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("MMP block magic is bad. Try to fix it by " 1946e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "running:\n'e2fsck -f %s'\n"), device_name); 1947e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall else if (retval != EXT2_ET_MMP_FAILED) 1948e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, "%s", 1949e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("Couldn't find valid filesystem superblock.\n")); 1950e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 1951e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_free(fs); 19523839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o exit(1); 19533839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 1954e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE; 1955d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o 1956d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o if (I_flag && !io_ptr_orig) { 1957d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o /* 1958d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o * Check the inode size is right so we can issue an 1959d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o * error message and bail before setting up the tdb 1960d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o * file. 1961d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o */ 1962d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o if (new_inode_size == EXT2_INODE_SIZE(fs->super)) { 19639266fc7a2fe49c6de871016772a2120830e183a9Theodore Ts'o fprintf(stderr, _("The inode size is already %lu\n"), 1964d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o new_inode_size); 1965e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 1966e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 1967d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o } 1968d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o if (new_inode_size < EXT2_INODE_SIZE(fs->super)) { 1969e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, "%s", 1970e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("Shrinking inode size is not supported\n")); 1971e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 1972e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 1973e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1974e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (new_inode_size > fs->blocksize) { 1975e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fprintf(stderr, _("Invalid inode size %lu (max %d)\n"), 1976e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall new_inode_size, fs->blocksize); 1977e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 1978e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 1979d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o } 1980d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o 1981d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o /* 1982d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o * If inode resize is requested use the 1983d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o * Undo I/O manager 1984d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o */ 1985d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o io_ptr_orig = io_ptr; 1986d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o retval = tune2fs_setup_tdb(device_name, &io_ptr); 1987e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (retval) { 1988e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 1989e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 1990e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 1991d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o if (io_ptr != io_ptr_orig) { 1992d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o ext2fs_close(fs); 1993d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o goto retry_open; 1994d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o } 1995d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o } 1996d887f88d220317aa05e6007be9eb19a3b654ece2Theodore Ts'o 1997832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o sb = fs->super; 1998058ad1c70c9a097d282270c6f76d3c3493e15fe2Theodore Ts'o fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; 19992be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o 2000832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o if (print_label) { 2001832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o /* For e2label emulation */ 2002c8c071a07319939dfd7ae2ff1dedec644d750debTheodore Ts'o printf("%.*s\n", (int) sizeof(sb->s_volume_name), 2003c8c071a07319939dfd7ae2ff1dedec644d750debTheodore Ts'o sb->s_volume_name); 2004a6d8302b4873527798a77c1ba3106a04b71dfeacTheodore Ts'o remove_error_table(&et_ext2_error_table); 2005e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2006832381536ee28ea493b73785f7c0cfdd403a8269Theodore Ts'o } 20072be8fe43976537b75a6ee154ff3ba47e538b55fbTheodore Ts'o 2008d06863f0e5db501366cf55c85d8e26de1fa4fcc6Theodore Ts'o retval = ext2fs_check_if_mounted(device_name, &mount_flags); 2009d06863f0e5db501366cf55c85d8e26de1fa4fcc6Theodore Ts'o if (retval) { 2010d06863f0e5db501366cf55c85d8e26de1fa4fcc6Theodore Ts'o com_err("ext2fs_check_if_mount", retval, 2011d06863f0e5db501366cf55c85d8e26de1fa4fcc6Theodore Ts'o _("while determining whether %s is mounted."), 2012d06863f0e5db501366cf55c85d8e26de1fa4fcc6Theodore Ts'o device_name); 2013e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2014e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2015b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o } 201663985320384bf143eaac9857af424800d9867a1aTheodore Ts'o /* Normally we only need to write out the superblock */ 201763985320384bf143eaac9857af424800d9867a1aTheodore Ts'o fs->flags |= EXT2_FLAG_SUPER_ONLY; 20183839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 20191e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (c_flag) { 2020b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_max_mnt_count = max_mount_count; 20213839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o ext2fs_mark_super_dirty(fs); 2022ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting maximal mount count to %d\n"), 2023ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o max_mount_count); 20243839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 20251e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (C_flag) { 2026b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_mnt_count = mount_count; 20271e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o ext2fs_mark_super_dirty(fs); 2028ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting current mount count to %d\n"), mount_count); 20291e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 20301e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (e_flag) { 2031b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_errors = errors; 20323839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o ext2fs_mark_super_dirty(fs); 2033ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting error behavior to %d\n"), errors); 20343839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 2035b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o if (g_flag) { 2036b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_def_resgid = resgid; 2037f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o ext2fs_mark_super_dirty(fs); 2038ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting reserved blocks gid to %lu\n"), resgid); 2039f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 2040818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o if (i_flag) { 2041e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (interval >= (1ULL << 32)) { 2042e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, 0, 2043e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("interval between checks is too big (%lu)"), 2044e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall interval); 2045e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2046e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2047e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2048b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_checkinterval = interval; 20493839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o ext2fs_mark_super_dirty(fs); 2050ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting interval between checks to %lu seconds\n"), 2051ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o interval); 20523839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 2053818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o if (m_flag) { 2054e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_r_blocks_count_set(sb, reserved_ratio * 2055e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_blocks_count(sb) / 100.0); 20563839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o ext2fs_mark_super_dirty(fs); 2057e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf (_("Setting reserved blocks percentage to %g%% (%llu blocks)\n"), 2058e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall reserved_ratio, ext2fs_r_blocks_count(sb)); 20593839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 2060818180cdfcff84b9048ecdc5dc86323f0fefba24Theodore Ts'o if (r_flag) { 2061e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (reserved_blocks > ext2fs_blocks_count(sb)/2) { 2062ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o com_err(program_name, 0, 2063e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("reserved blocks count is too big (%llu)"), 2064ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o reserved_blocks); 2065e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2066e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2067f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 2068e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_r_blocks_count_set(sb, reserved_blocks); 2069f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o ext2fs_mark_super_dirty(fs); 2070e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(_("Setting reserved blocks count to %llu\n"), 2071ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o reserved_blocks); 2072f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 2073521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o if (s_flag == 1) { 2074521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o if (sb->s_feature_ro_compat & 2075521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER) 2076544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o fputs(_("\nThe filesystem already has sparse " 2077544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o "superblocks.\n"), stderr); 2078521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o else { 2079521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o sb->s_feature_ro_compat |= 2080521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; 2081b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_state &= ~EXT2_VALID_FS; 2082521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o ext2fs_mark_super_dirty(fs); 2083d9c56d3ca0bee11e3446ff7e12e3124d28e298a7Theodore Ts'o printf(_("\nSparse superblock flag set. %s"), 2084a4fa100c5b743491f33b77981c4bf28ba4fe1e34Theodore Ts'o _(please_fsck)); 2085521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o } 2086521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o } 2087521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o if (s_flag == 0) { 2088ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o fputs(_("\nClearing the sparse superflag not supported.\n"), 2089ff662d5dbf95f2e68eed6f6b6a4e10307a7d13bdTheodore Ts'o stderr); 2090e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2091e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2092521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o } 2093d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o if (T_flag) { 2094d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o sb->s_lastcheck = last_check_time; 2095d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o ext2fs_mark_super_dirty(fs); 2096d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o printf(_("Setting time filesystem last checked to %s\n"), 2097d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o ctime(&last_check_time)); 2098d4de4aa938339275515b2b5b6fcf8ca2b51c3d34Theodore Ts'o } 2099b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o if (u_flag) { 2100b21e38a0df0111f527f7b286ff9119534de04c09Theodore Ts'o sb->s_def_resuid = resuid; 2101f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o ext2fs_mark_super_dirty(fs); 2102ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting reserved blocks uid to %lu\n"), resuid); 2103f3db3566b5e1342e49dffc5ec3f418a838584194Theodore Ts'o } 21041e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (L_flag) { 2105a789d8406070224503c9ab78040acc7ea80c65aeTheodore Ts'o if (strlen(new_label) > sizeof(sb->s_volume_name)) 2106efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o fputs(_("Warning: label too long, truncating.\n"), 2107544349270e4c74a6feb971123884a8cf5052a7eeTheodore Ts'o stderr); 21081e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o memset(sb->s_volume_name, 0, sizeof(sb->s_volume_name)); 21091e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o strncpy(sb->s_volume_name, new_label, 21101e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o sizeof(sb->s_volume_name)); 21111e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o ext2fs_mark_super_dirty(fs); 21121e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 21131e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (M_flag) { 21141e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o memset(sb->s_last_mounted, 0, sizeof(sb->s_last_mounted)); 21151e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o strncpy(sb->s_last_mounted, new_last_mounted, 21161e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o sizeof(sb->s_last_mounted)); 21171e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o ext2fs_mark_super_dirty(fs); 21181e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 2119e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (mntopts_cmd) { 2120e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = update_mntopts(fs, mntopts_cmd); 2121e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (rc) 2122e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2123e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2124e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (features_cmd) { 2125e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = update_feature_set(fs, features_cmd); 2126e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (rc) 2127e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2128e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2129e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (extended_cmd) { 2130e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = parse_extended_opts(fs, extended_cmd); 2131e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (rc) 2132e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2133e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (clear_mmp && !f_flag) { 2134e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("Error in using clear_mmp. " 2135e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "It must be used with -f\n"), 2136e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall stderr); 2137e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2138e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2139e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2140e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (clear_mmp) { 2141e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = ext2fs_mmp_clear(fs); 2142e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2143e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2144e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (journal_size || journal_device) { 2145e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = add_journal(fs); 2146e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (rc) 2147e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2148e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2149e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 2150e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (Q_flag) { 2151e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (mount_flags & EXT2_MF_MOUNTED) { 2152e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("The quota feature may only be changed when " 2153e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "the filesystem is unmounted.\n"), stderr); 2154e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2155e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 2156e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2157e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall handle_quota_options(fs); 2158e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2159771e8db9f04da550ee7c0ca74b198e989ea4ff35Aditya Kali 21601e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (U_flag) { 21619d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o int set_csum = 0; 21629d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o dgrp_t i; 21639d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o 21649d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o if (sb->s_feature_ro_compat & 21659d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o EXT4_FEATURE_RO_COMPAT_GDT_CSUM) { 2166ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o /* 2167e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * Changing the UUID requires rewriting all metadata, 2168e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall * which can race with a mounted fs. Don't allow that. 2169e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall */ 2170e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (mount_flags & EXT2_MF_MOUNTED) { 2171e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fputs(_("The UUID may only be " 2172e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "changed when the filesystem is " 2173e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall "unmounted.\n"), stderr); 2174e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall exit(1); 2175e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2176e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (check_fsck_needed(fs)) 2177e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall exit(1); 2178e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 2179e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall /* 21809d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o * Determine if the block group checksums are 21819d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o * correct so we know whether or not to set 21829d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o * them later on. 21839d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o */ 21849d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o for (i = 0; i < fs->group_desc_count; i++) 21859d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o if (!ext2fs_group_desc_csum_verify(fs, i)) 21869d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o break; 21879d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o if (i >= fs->group_desc_count) 21889d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o set_csum = 1; 21899d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o } 21904d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o if ((strcasecmp(new_UUID, "null") == 0) || 21914d0f22832cf02183e001ce9dd94787aaf2ff1ec9Theodore Ts'o (strcasecmp(new_UUID, "clear") == 0)) { 21921e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o uuid_clear(sb->s_uuid); 219363985320384bf143eaac9857af424800d9867a1aTheodore Ts'o } else if (strcasecmp(new_UUID, "time") == 0) { 219463985320384bf143eaac9857af424800d9867a1aTheodore Ts'o uuid_generate_time(sb->s_uuid); 21951e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } else if (strcasecmp(new_UUID, "random") == 0) { 21961e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o uuid_generate(sb->s_uuid); 21971e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } else if (uuid_parse(new_UUID, sb->s_uuid)) { 2198e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall com_err(program_name, 0, "%s", 2199e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall _("Invalid UUID format\n")); 2200e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2201e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 22021e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 22039d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o if (set_csum) { 22049d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o for (i = 0; i < fs->group_desc_count; i++) 22059d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o ext2fs_group_desc_csum_set(fs, i); 22069d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 22079d4a4dc2870c46c74f815ec2bebe10b4701accf2Theodore Ts'o } 22081e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o ext2fs_mark_super_dirty(fs); 22091e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 221064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (I_flag) { 221164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V if (mount_flags & EXT2_MF_MOUNTED) { 221264d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fputs(_("The inode size may only be " 221364d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V "changed when the filesystem is " 221464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V "unmounted.\n"), stderr); 2215e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2216e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 221764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 22185bf81baea01a19ce48daee5db07f08c6a9655ab5Theodore Ts'o if (fs->super->s_feature_incompat & 22195bf81baea01a19ce48daee5db07f08c6a9655ab5Theodore Ts'o EXT4_FEATURE_INCOMPAT_FLEX_BG) { 2220ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o fputs(_("Changing the inode size not supported for " 2221ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o "filesystems with the flex_bg\n" 2222ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o "feature enabled.\n"), 22235bf81baea01a19ce48daee5db07f08c6a9655ab5Theodore Ts'o stderr); 2224e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2225e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 22265bf81baea01a19ce48daee5db07f08c6a9655ab5Theodore Ts'o } 222764d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V /* 222864d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * We want to update group descriptor also 222964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V * with the new free inode count 223064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V */ 223164d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V fs->flags &= ~EXT2_FLAG_SUPER_ONLY; 2232a9e5177be906eb9b22a67f7703e1fe10da231c49Aneesh Kumar K.V if (resize_inode(fs, new_inode_size) == 0) { 2233ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o printf(_("Setting inode size %lu\n"), 223464d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V new_inode_size); 2235e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } else { 2236e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf("%s", _("Failed to change inode size\n")); 2237e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall rc = 1; 2238e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall goto closefs; 223964d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 224064d588cfeac8f0125b2a29c8b61320ddab267391Aneesh Kumar K.V } 22411e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 22423839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o if (l_flag) 2243ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o list_super(sb); 22440c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o if (stride_set) { 22450c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o sb->s_raid_stride = stride; 22460c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o ext2fs_mark_super_dirty(fs); 22470c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o printf(_("Setting stride size to %d\n"), stride); 22480c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 22490c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o if (stripe_width_set) { 22500c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o sb->s_raid_stripe_width = stripe_width; 22510c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o ext2fs_mark_super_dirty(fs); 22520c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o printf(_("Setting stripe width to %d\n"), stripe_width); 22530c17cb25f24730dca138a976a390f105d2191736Theodore Ts'o } 2254e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall if (ext_mount_opts) { 2255e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall strncpy((char *)(fs->super->s_mount_opts), ext_mount_opts, 2256e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall sizeof(fs->super->s_mount_opts)); 2257e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall fs->super->s_mount_opts[sizeof(fs->super->s_mount_opts)-1] = 0; 2258e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mark_super_dirty(fs); 2259e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall printf(_("Setting extended default mount options to '%s'\n"), 2260e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext_mount_opts); 2261e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall free(ext_mount_opts); 2262e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 22631acde2b2776fca4d9386a04909296c2e6b11f242Theodore Ts'o free(device_name); 2264a6d8302b4873527798a77c1ba3106a04b71dfeacTheodore Ts'o remove_error_table(&et_ext2_error_table); 2265e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall 2266e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrallclosefs: 2267d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrallif (rc) { 2268e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall ext2fs_mmp_stop(fs); 2269d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrall#ifndef BUILD_AS_LIB 2270e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall exit(1); 2271d25948b9b4a9e361ef071dc8175df0407f60b7e0JP Abgrall#endif 2272e0ed7404719a9ddd2ba427a80db5365c8bad18c0JP Abgrall } 2273ec43da2f35c54589e8aa0663d9cf44f86895242aTheodore Ts'o return (ext2fs_close(fs) ? 1 : 0); 22743839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 2275