x86: move pci_routirq declaration to pci.h

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/pci.h b/include/asm-x86/pci.h
index 30bbde0..2db14cf 100644
--- a/include/asm-x86/pci.h
+++ b/include/asm-x86/pci.h
@@ -18,6 +18,8 @@
 #endif
 };
 
+extern int pci_routeirq;
+
 /* scan a bus after allocating a pci_sysdata for it */
 extern struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops,
 					    int node);