grub/patches/grub-0.97-ext4-3.patch

diff -Naur grub-0.97/stage2/fsys_ext2fs.c grub-0.97-magellan/stage2/fsys_ext2fs.c
--- grub-0.97/stage2/fsys_ext2fs.c	2009-10-16 17:30:43.000000000 +0200
+++ grub-0.97-magellan/stage2/fsys_ext2fs.c	2009-10-16 17:40:49.000000000 +0200
@@ -81,6 +81,51 @@
     __u32 s_rev_level;		/* Revision level */
     __u16 s_def_resuid;		/* Default uid for reserved blocks */
     __u16 s_def_resgid;		/* Default gid for reserved blocks */
+    /*
+     * These fields are for EXT2_DYNAMIC_REV superblocks only.
+     *
+     * Note: the difference between the compatible feature set and
+     * the incompatible feature set is that if there is a bit set
+     * in the incompatible feature set that the kernel doesn't
+     * know about, it should refuse to mount the filesystem.
+     *
+     * e2fsck's requirements are more strict; if it doesn't know
+     * about a feature in either the compatible or incompatible
+     * feature set, it must abort and not try to meddle with
+     * things it doesn't understand...
+     */
+    __u32 s_first_ino;		/* First non-reserved inode */
+    __u16 s_inode_size;		/* size of inode structure */
+    __u16 s_block_group_nr;	/* block group # of this superblock */
+    __u32 s_feature_compat;	/* compatible feature set */
+    __u32 s_feature_incompat;	/* incompatible feature set */
+    __u32 s_feature_ro_compat;	/* readonly-compatible feature set */
+    __u8  s_uuid[16];		/* 128-bit uuid for volume */
+    char  s_volume_name[16];	/* volume name */
+    char  s_last_mounted[64];	/* directory where last mounted */
+    __u32 s_algorithm_usage_bitmap; /* For compression */
+    /*
+     * Performance hints.  Directory preallocation should only
+     * happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
+     */
+    __u8  s_prealloc_blocks;	/* Nr of blocks to try to preallocate*/
+    __u8  s_prealloc_dir_blocks;	/* Nr to preallocate for dirs */
+    __u16 s_reserved_gdt_blocks;/* Per group table for online growth */
+    /*
+     * Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
+     */
+    __u8 s_journal_uuid[16];	/* uuid of journal superblock */
+    __u32 s_journal_inum;	/* inode number of journal file */
+    __u32 s_journal_dev;	/* device number of journal file */
+    __u32 s_last_orphan;	/* start of list of inodes to delete */
+    __u32 s_hash_seed[4];	/* HTREE hash seed */
+    __u8  s_def_hash_version;	/* Default hash version to use */
+    __u8  s_jnl_backup_type; 	/* Default type of journal backup */
+    __u16 s_reserved_word_pad;
+    __u32 s_default_mount_opts;
+    __u32 s_first_meta_bg;	/* First metablock group */
+    __u32 s_mkfs_time;		/* When the filesystem was created */
+    __u32 s_jnl_blocks[17]; 	/* Backup of the journal inode */
     /* 64bit desc support valid if EXT4_FEATURE_INCOMPAT_64BIT */
     __u32 s_blocks_count_hi;	/* Blocks count */
     __u32 s_r_blocks_count_hi;	/* Reserved blocks count */
1	diff -Naur grub-0.97/stage2/fsys_ext2fs.c grub-0.97-magellan/stage2/fsys_ext2fs.c
2	--- grub-0.97/stage2/fsys_ext2fs.c 2009-10-16 17:30:43.000000000 +0200
3	+++ grub-0.97-magellan/stage2/fsys_ext2fs.c 2009-10-16 17:40:49.000000000 +0200
4	@@ -81,6 +81,51 @@
5	__u32 s_rev_level; /* Revision level */
6	__u16 s_def_resuid; /* Default uid for reserved blocks */
7	__u16 s_def_resgid; /* Default gid for reserved blocks */
8	+ /*
9	+ * These fields are for EXT2_DYNAMIC_REV superblocks only.
10	+ *
11	+ * Note: the difference between the compatible feature set and
12	+ * the incompatible feature set is that if there is a bit set
13	+ * in the incompatible feature set that the kernel doesn't
14	+ * know about, it should refuse to mount the filesystem.
15	+ *
16	+ * e2fsck's requirements are more strict; if it doesn't know
17	+ * about a feature in either the compatible or incompatible
18	+ * feature set, it must abort and not try to meddle with
19	+ * things it doesn't understand...
20	+ */
21	+ __u32 s_first_ino; /* First non-reserved inode */
22	+ __u16 s_inode_size; /* size of inode structure */
23	+ __u16 s_block_group_nr; /* block group # of this superblock */
24	+ __u32 s_feature_compat; /* compatible feature set */
25	+ __u32 s_feature_incompat; /* incompatible feature set */
26	+ __u32 s_feature_ro_compat; /* readonly-compatible feature set */
27	+ __u8 s_uuid[16]; /* 128-bit uuid for volume */
28	+ char s_volume_name[16]; /* volume name */
29	+ char s_last_mounted[64]; /* directory where last mounted */
30	+ __u32 s_algorithm_usage_bitmap; /* For compression */
31	+ /*
32	+ * Performance hints. Directory preallocation should only
33	+ * happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
34	+ */
35	+ __u8 s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
36	+ __u8 s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
37	+ __u16 s_reserved_gdt_blocks;/* Per group table for online growth */
38	+ /*
39	+ * Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
40	+ */
41	+ __u8 s_journal_uuid[16]; /* uuid of journal superblock */
42	+ __u32 s_journal_inum; /* inode number of journal file */
43	+ __u32 s_journal_dev; /* device number of journal file */
44	+ __u32 s_last_orphan; /* start of list of inodes to delete */
45	+ __u32 s_hash_seed[4]; /* HTREE hash seed */
46	+ __u8 s_def_hash_version; /* Default hash version to use */
47	+ __u8 s_jnl_backup_type; /* Default type of journal backup */
48	+ __u16 s_reserved_word_pad;
49	+ __u32 s_default_mount_opts;
50	+ __u32 s_first_meta_bg; /* First metablock group */
51	+ __u32 s_mkfs_time; /* When the filesystem was created */
52	+ __u32 s_jnl_blocks[17]; /* Backup of the journal inode */
53	/* 64bit desc support valid if EXT4_FEATURE_INCOMPAT_64BIT */
54	__u32 s_blocks_count_hi; /* Blocks count */
55	__u32 s_r_blocks_count_hi; /* Reserved blocks count */