ext4: Remove stale block allocator references from ext4.h

Remove some leftovers from when the old block allocator was removed
(c2ea3fde).  ext4_sb_info is now a bit lighter.  Also remove a dangling
read_block_bitmap() prototype.

Signed-off-by: Mike Snitzer <snitzer@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 0 insertions, 4 deletions

diff --git a/fs/ext4/ext4_sb.h b/fs/ext4/ext4_sb.h
index 039b6ea1a042..e318f486cc24 100644
--- a/fs/ext4/ext4_sb.h
+++ b/fs/ext4/ext4_sb.h
@@ -65,10 +65,6 @@ struct ext4_sb_info {
         struct blockgroup_lock s_blockgroup_lock;
         struct proc_dir_entry *s_proc;
 
-        /* root of the per fs reservation window tree */
-        spinlock_t s_rsv_window_lock;
-        struct rb_root s_rsv_window_root;
-
         /* Journaling */
         struct inode *s_journal_inode;
         struct journal_s *s_journal;