Merge branch 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block

* 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block:
  [PATCH] block/elevator.c: remove unused exports
  [PATCH] splice: fix smaller sized splice reads
  [PATCH] Don't inherit ->splice_pipe across forks
  [patch] cleanup: use blk_queue_stopped
  [PATCH] Document online io scheduler switching

kernel/fork.c

@@ -180,6 +180,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
 	atomic_set(&tsk->usage,2);
 	atomic_set(&tsk->fs_excl, 0);
 	tsk->btrace_seq = 0;
+	tsk->splice_pipe = NULL;
 	return tsk;
 }