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>

1 files changed, 0 insertions, 3 deletions

diff --git a/include/linux/ext4_fs_sb.h b/include/linux/ext4_fs_sb.h
index 0a8e47d47c91..b40e827cd495 100644
--- a/include/linux/ext4_fs_sb.h
+++ b/include/linux/ext4_fs_sb.h
@@ -28,11 +28,8 @@
  * third extended-fs super-block data in memory
  */
 struct ext4_sb_info {
-        unsigned long s_frag_size;      /* Size of a fragment in bytes */
         unsigned long s_desc_size;      /* Size of a group descriptor in bytes */
-        unsigned long s_frags_per_block;/* Number of fragments per block */
         unsigned long s_inodes_per_block;/* Number of inodes per block */
-        unsigned long s_frags_per_group;/* Number of fragments in a group */
         unsigned long s_blocks_per_group;/* Number of blocks in a group */
         unsigned long s_inodes_per_group;/* Number of inodes in a group */
         unsigned long s_itb_per_group;  /* Number of inode table blocks per group */