[PATCH] irq: sparse irqs, export nr_irqs

[Ingo Molnar]

fix:

  Building modules, stage 2.
  MODPOST 458 modules
  ERROR: "nr_irqs" [drivers/serial/8250.ko] undefined!

Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
 kernel/irq/handle.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index aa889c1..ce8774b 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -56,6 +56,7 @@ handle_bad_irq(unsigned int irq, struct irq_desc *desc)
  * Controller mappings for all interrupt sources:
  */
 int nr_irqs = NR_IRQS;
+EXPORT_SYMBOL_GPL(nr_irqs);
 
 #ifdef CONFIG_HAVE_DYN_ARRAY
 static struct irq_desc irq_desc_init = {
--
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