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path: root/recipes/linux/linux-vuduo2-3.1.1/serial.patch
blob: 9a96395362657eca55244bac087da2ccdc500a2b (plain)
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diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index d75f8c7..49e0930 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1696,6 +1696,7 @@ static int serial_link_irq_chain(struct uart_8250_port *up)
 		i->head = &up->list;
 		spin_unlock_irq(&i->lock);
 		irq_flags |= up->port.irqflags;
+		printk("request_irq %d %d %p\n", irq_flags, up->port.irq, i);
 		ret = request_irq(up->port.irq, serial8250_interrupt,
 				  irq_flags, "serial", i);
 		if (ret < 0)