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authorColy Li <coyli@suse.de>2007-10-16 18:38:25 -0400
committerTheodore Ts'o <tytso@mit.edu>2007-10-17 18:49:59 -0400
commitf077d0d7ea5d65d01f2ce2e7131e964c13a32433 (patch)
tree17022250e65dd332ea6da88e70df7df3f27725dc /fs/ext4
parent6f38c74f5a01c7bccf58f9d7ee47ea24fb45752f (diff)
ext4: Remove (partial, never completed) fragment support
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>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/ialloc.c5
-rw-r--r--fs/ext4/inode.c10
-rw-r--r--fs/ext4/super.c15
3 files changed, 0 insertions, 30 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index d0c7793d939..38e9a0a705d 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -573,11 +573,6 @@ got:
/* dirsync only applies to directories */
if (!S_ISDIR(mode))
ei->i_flags &= ~EXT4_DIRSYNC_FL;
-#ifdef EXT4_FRAGMENTS
- ei->i_faddr = 0;
- ei->i_frag_no = 0;
- ei->i_frag_size = 0;
-#endif
ei->i_file_acl = 0;
ei->i_dir_acl = 0;
ei->i_dtime = 0;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 0df2b1e06d0..1685f6a8778 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2711,11 +2711,6 @@ void ext4_read_inode(struct inode * inode)
}
inode->i_blocks = le32_to_cpu(raw_inode->i_blocks);
ei->i_flags = le32_to_cpu(raw_inode->i_flags);
-#ifdef EXT4_FRAGMENTS
- ei->i_faddr = le32_to_cpu(raw_inode->i_faddr);
- ei->i_frag_no = raw_inode->i_frag;
- ei->i_frag_size = raw_inode->i_fsize;
-#endif
ei->i_file_acl = le32_to_cpu(raw_inode->i_file_acl);
if (EXT4_SB(inode->i_sb)->s_es->s_creator_os !=
cpu_to_le32(EXT4_OS_HURD))
@@ -2860,11 +2855,6 @@ static int ext4_do_update_inode(handle_t *handle,
raw_inode->i_blocks = cpu_to_le32(inode->i_blocks);
raw_inode->i_dtime = cpu_to_le32(ei->i_dtime);
raw_inode->i_flags = cpu_to_le32(ei->i_flags);
-#ifdef EXT4_FRAGMENTS
- raw_inode->i_faddr = cpu_to_le32(ei->i_faddr);
- raw_inode->i_frag = ei->i_frag_no;
- raw_inode->i_fsize = ei->i_frag_size;
-#endif
if (EXT4_SB(inode->i_sb)->s_es->s_creator_os !=
cpu_to_le32(EXT4_OS_HURD))
raw_inode->i_file_acl_high =
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 83f9cd358e5..e2bdf93693a 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -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",