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-rw-r--r--block/blk.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h
index 95cab70000e3..45385e9abf6f 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -188,6 +188,8 @@ static inline int queue_congestion_off_threshold(struct request_queue *q)
return q->nr_congestion_off;
}
+extern int blk_update_nr_requests(struct request_queue *, unsigned int);
+
/*
* Contribute to IO statistics IFF:
*