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authorDenys Vlasenko2012-06-21 16:50:46 +0200
committerDenys Vlasenko2012-06-21 16:50:46 +0200
commitc9a13116a4497f4597ad5db6eb3cac9680fd6fc4 (patch)
tree7089fec95d805ae2678efa875aaf35608e7f9b8f /include
parent9ee426649006c4a0db7b4784f2ebb96865d4c705 (diff)
downloadbusybox-c9a13116a4497f4597ad5db6eb3cac9680fd6fc4.zip
busybox-c9a13116a4497f4597ad5db6eb3cac9680fd6fc4.tar.gz
mount: fix the wrongly stored fs creation time
This bug made our ext2 images non-mountable by ext4 driver. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include')
-rw-r--r--include/bb_e2fs_defs.h30
1 files changed, 24 insertions, 6 deletions
diff --git a/include/bb_e2fs_defs.h b/include/bb_e2fs_defs.h
index 071c660..b400f8c 100644
--- a/include/bb_e2fs_defs.h
+++ b/include/bb_e2fs_defs.h
@@ -406,25 +406,43 @@ struct ext2_super_block {
* Performance hints. Directory preallocation should only
* happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
*/
- uint8_t s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
- uint8_t s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
+ uint8_t s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
+ uint8_t s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
uint16_t s_reserved_gdt_blocks; /* Per group table for online growth */
/*
* Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
*/
- uint8_t s_journal_uuid[16]; /* uuid of journal superblock */
- uint32_t s_journal_inum; /* inode number of journal file */
+/*D0*/ uint8_t s_journal_uuid[16]; /* uuid of journal superblock */
+/*E0*/ uint32_t s_journal_inum; /* inode number of journal file */
uint32_t s_journal_dev; /* device number of journal file */
uint32_t s_last_orphan; /* start of list of inodes to delete */
uint32_t s_hash_seed[4]; /* HTREE hash seed */
uint8_t s_def_hash_version; /* Default hash version to use */
uint8_t s_jnl_backup_type; /* Default type of journal backup */
uint16_t s_reserved_word_pad;
- uint32_t s_default_mount_opts;
+/*100*/ uint32_t s_default_mount_opts;
uint32_t s_first_meta_bg; /* First metablock group */
+ /* ext3 additions */
uint32_t s_mkfs_time; /* When the filesystem was created */
uint32_t s_jnl_blocks[17]; /* Backup of the journal inode */
- uint32_t s_reserved[172]; /* Padding to the end of the block */
+ /* 64bit support valid if EXT4_FEATURE_COMPAT_64BIT */
+/*150*/ uint32_t s_blocks_count_hi; /* Blocks count */
+ uint32_t s_r_blocks_count_hi; /* Reserved blocks count */
+ uint32_t s_free_blocks_count_hi; /* Free blocks count */
+ uint16_t s_min_extra_isize; /* All inodes have at least # bytes */
+ uint16_t s_want_extra_isize; /* New inodes should reserve # bytes */
+ uint32_t s_flags; /* Miscellaneous flags */
+ uint16_t s_raid_stride; /* RAID stride */
+ uint16_t s_mmp_interval; /* # seconds to wait in MMP checking */
+ uint64_t s_mmp_block; /* Block for multi-mount protection */
+ uint32_t s_raid_stripe_width; /* blocks on all data disks (N*stride)*/
+ uint8_t s_log_groups_per_flex; /* FLEX_BG group size */
+ uint8_t s_reserved_char_pad2;
+ uint16_t s_reserved_pad;
+ uint32_t s_reserved[162]; /* Padding to the end of the block */
+};
+struct BUG_ext2_super_block {
+ char bug[sizeof(struct ext2_super_block) == 1024 ? 1 : -1];
};
/*