X-Git-Url: http://git.alex.org.uk

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 3914c1e..7707fb1 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -89,6 +89,7 @@ int irq_set_handler_data(unsigned int irq, void *data)
 }
 EXPORT_SYMBOL(irq_set_handler_data);
 
+#ifndef CONFIG_XEN
 /**
  *	irq_set_msi_desc - set MSI descriptor data for an irq
  *	@irq:	Interrupt number
@@ -109,6 +110,7 @@ int irq_set_msi_desc(unsigned int irq, struct msi_desc *entry)
 	irq_put_desc_unlock(desc, flags);
 	return 0;
 }
+#endif
 
 /**
  *	irq_set_chip_data - set irq chip data for an irq