The ext3 on-disk superblock definition in the kernel is lagging
behind some e2fsprogs-only fields (the backup of the journal inode,
and the mkfs timestamp), leading to the high bits of the fs size
being declared in a field already reserved by e2fsprogs. Bring them
back in sync.
Signed-off-by: Stephen Tweedie <sct@xxxxxxxxxx>
---
linux-2.6.17-ming/include/linux/ext3_fs.h | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff -puN include/linux/ext3_fs.h~ext3-sb-struc-sync-with-e2fsprog include/linux/ext3_fs.h
--- linux-2.6.17/include/linux/ext3_fs.h~ext3-sb-struc-sync-with-e2fsprog 2006-06-28 16:47:18.377462723 -0700
+++ linux-2.6.17-ming/include/linux/ext3_fs.h 2006-06-28 16:47:18.381462264 -0700
@@ -532,13 +532,15 @@ struct ext3_super_block {
__u8 s_def_hash_version; /* Default hash version to use */
__u8 s_reserved_char_pad;
__u16 s_reserved_word_pad;
- __le32 s_default_mount_opts;
+/*100*/ __le32 s_default_mount_opts;
__le32 s_first_meta_bg; /* First metablock block group */
+ __le32 s_mkfs_time; /* When the filesystem was created */
+ __le32 s_jnl_blocks[17]; /* Backup of the journal inode */
/* 64bit support valid if EXT3_FEATURE_COMPAT_64BIT */
- __le32 s_blocks_count_hi; /* Blocks count */
-/*100*/ __le32 s_r_blocks_count_hi; /* Reserved blocks count */
+/*150*/ __le32 s_blocks_count_hi; /* Blocks count */
+ __le32 s_r_blocks_count_hi; /* Reserved blocks count */
__le32 s_free_blocks_count_hi; /* Free blocks count */
- __u32 s_reserved[187]; /* Padding to the end of the block */
+ __u32 s_reserved[169]; /* Padding to the end of the block */
};
_
-
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