btrfs: remove unused ulist members

Commit "btrfs: ulist: Add ulist_del() function" (d4b804045924d7f8)
removed some debugging code but left the structure defintions.

Reviewed-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/ulist.h b/fs/btrfs/ulist.h
index a01a2c4..007b22f 100644 (file)
--- a/fs/btrfs/ulist.h
+++ b/fs/btrfs/ulist.h
@@ -19,9 +19,6 @@
  *
  */
 struct ulist_iterator {
-#ifdef CONFIG_BTRFS_DEBUG
-       int i;
-#endif
        struct list_head *cur_list;  /* hint to start search */
 };
 
@@ -32,10 +29,6 @@ struct ulist_node {
        u64 val;                /* value to store */
        u64 aux;                /* auxiliary value saved along with the val */
 
-#ifdef CONFIG_BTRFS_DEBUG
-       int seqnum;             /* sequence number this node is added */
-#endif
-
        struct list_head list;  /* used to link node */
        struct rb_node rb_node; /* used to speed up search */
 };