diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 11b7740..5ce3bf9 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -817,6 +817,12 @@
 	}
 
 	mutex_init(&devfreq->lock);
+
+	/* Teach lockdep about lock ordering wrt. shrinker: */
+	fs_reclaim_acquire(GFP_KERNEL);
+	might_lock(&devfreq->lock);
+	fs_reclaim_release(GFP_KERNEL);
+
 	devfreq->dev.parent = dev;
 	devfreq->dev.class = devfreq_class;
 	devfreq->dev.release = devfreq_dev_release;