// SPDX-License-Identifier: GPL-2.0
  /*
   * Copyright (C) 2017 Western Digital Corporation or its affiliates.
   *
   * This file is released under the GPL.
   */
  
  #include <linux/blkdev.h>
  #include "blk-mq-debugfs.h"
  
  int queue_zone_wlock_show(void *data, struct seq_file *m)
  {
  	struct request_queue *q = data;
  	unsigned int i;
  
  	if (!q->seq_zones_wlock)
  		return 0;
  
  	for (i = 0; i < q->nr_zones; i++)
  		if (test_bit(i, q->seq_zones_wlock))
  			seq_printf(m, "%u
  ", i);
  
  	return 0;
  }