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ext4: Remove (partial, never completed) fragment support

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Fragment support in ext2/3/4 was never implemented, and it probably will
never be implemented.   So remove it from ext4.

Signed-off-by: Coly Li <coyli@suse.de>
Acked-by: Andreas Dilger <adilger@clusterfs.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Coly Li
2007-10-16 18:38:25 -04:00
committed by Theodore Ts'o
parent 6f38c74f5a
commit f077d0d7ea
6 changed files with 6 additions and 67 deletions
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15
fs/ext4/super.c
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@@ -1726,14 +1726,6 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE)
sb->s_time_gran = 1 << (EXT4_EPOCH_BITS - 2);
}
sbi->s_frag_size = EXT4_MIN_FRAG_SIZE <<
le32_to_cpu(es->s_log_frag_size);
if (blocksize != sbi->s_frag_size) {
printk(KERN_ERR
"EXT4-fs: fragsize %lu != blocksize %u (unsupported)\n",
sbi->s_frag_size, blocksize);
goto failed_mount;
}
sbi->s_desc_size = le16_to_cpu(es->s_desc_size);
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_64BIT)) {
if (sbi->s_desc_size < EXT4_MIN_DESC_SIZE_64BIT ||
@@ -1747,7 +1739,6 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
} else
sbi->s_desc_size = EXT4_MIN_DESC_SIZE;
sbi->s_blocks_per_group = le32_to_cpu(es->s_blocks_per_group);
sbi->s_frags_per_group = le32_to_cpu(es->s_frags_per_group);
sbi->s_inodes_per_group = le32_to_cpu(es->s_inodes_per_group);
if (EXT4_INODE_SIZE(sb) == 0)
goto cantfind_ext4;
@@ -1771,12 +1762,6 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent)
sbi->s_blocks_per_group);
goto failed_mount;
}
if (sbi->s_frags_per_group > blocksize * 8) {
printk (KERN_ERR
"EXT4-fs: #fragments per group too big: %lu\n",
sbi->s_frags_per_group);
goto failed_mount;
}
if (sbi->s_inodes_per_group > blocksize * 8) {
printk (KERN_ERR
"EXT4-fs: #inodes per group too big: %lu\n",