diff --git a/fs/jfs/jfs_superblock.h b/fs/jfs/jfs_superblock.h
index fcf781b..682cf1a 100644
--- a/fs/jfs/jfs_superblock.h
+++ b/fs/jfs/jfs_superblock.h
@@ -113,12 +113,9 @@
 extern int jfs_mount_rw(struct super_block *, int);
 extern int jfs_umount(struct super_block *);
 extern int jfs_umount_rw(struct super_block *);
-
-extern int jfs_stop_threads;
-extern struct completion jfsIOwait;
-extern wait_queue_head_t jfs_IO_thread_wait;
-extern wait_queue_head_t jfs_commit_thread_wait;
-extern wait_queue_head_t jfs_sync_thread_wait;
 extern int jfs_extendfs(struct super_block *, s64, int);
 
+extern struct task_struct *jfsIOthread;
+extern struct task_struct *jfsSyncThread;
+
 #endif /*_H_JFS_SUPERBLOCK */