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-rw-r--r--block/blk-mq-debugfs.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/block/blk-mq-debugfs.h b/block/blk-mq-debugfs.h
index b9d366e57097..a9160be12be0 100644
--- a/block/blk-mq-debugfs.h
+++ b/block/blk-mq-debugfs.h
@@ -80,4 +80,13 @@ static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hc
}
#endif
+#ifdef CONFIG_BLK_DEBUG_FS_ZONED
+int queue_zone_wlock_show(void *data, struct seq_file *m);
+#else
+static inline int queue_zone_wlock_show(void *data, struct seq_file *m)
+{
+ return 0;
+}
+#endif
+
#endif