[PATCH 1/3] serial: change irq_lists to use dyn_array

[Yinghai Lu <yhlu.kernel@gmail.com>]

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>

---
 drivers/serial/8250.c |    5 +++++
 1 file changed, 5 insertions(+)

Index: linux-2.6/drivers/serial/8250.c
===================================================================
--- linux-2.6.orig/drivers/serial/8250.c
+++ linux-2.6/drivers/serial/8250.c
@@ -149,7 +149,12 @@ struct irq_info {
 	struct list_head	*head;
 };
 
+#if defined(CONFIG_HAVE_DYN_ARRAY) && !defined(MODULE)
+static struct irq_info *irq_lists;
+DEFINE_DYN_ARRAY(irq_lists, sizeof(struct irq_info), nr_irqs, PAGE_SIZE, NULL);
+#else
 static struct irq_info irq_lists[NR_IRQS];
+#endif
 
 /*
  * Here we define the default xmit fifo size used for each type of UART.