Don't change the priority to PUSER when sleeping, just keep the current

priority.

sys/dev/random/randomdev_soft.c

@@ -208,7 +208,8 @@ random_yarrow_deinit(void)
 	 * Command the hash/reseed thread to end and wait for it to finish
 	 */
 	random_kthread_control = -1;
-	tsleep((void *)&random_kthread_control, PUSER, "term", 0);
+	tsleep((void *)&random_kthread_control, curthread->td_priority, "term",
+	    0);
 
 	/* Destroy the harvest fifos */
 	while (!STAILQ_EMPTY(&emptyfifo.head)) {
@@ -281,7 +282,8 @@ random_kthread(void *arg __unused)
 
 		/* Found nothing, so don't belabour the issue */
 		if (!active)
-			tsleep(&harvestfifo, PUSER, "-", hz / 10);
+			tsleep(&harvestfifo, curthread->td_priority, "-",
+			    hz / 10);
 
 	}