sections: fix section conflicts in arch/ia64

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/ia64/xen/irq_xen.c

@@ -433,7 +433,7 @@ xen_resend_irq(unsigned int vector)
 	(void)resend_irq_on_evtchn(vector);
 }
 
-const struct pv_irq_ops xen_irq_ops __initdata = {
+const struct pv_irq_ops xen_irq_ops __initconst = {
 	.register_ipi = xen_register_ipi,
 
 	.assign_irq_vector = xen_assign_irq_vector,

arch/ia64/xen/irq_xen.h

@@ -27,7 +27,7 @@ extern void (*late_time_init)(void);
 extern char xen_event_callback;
 void __init xen_init_IRQ(void);
 
-extern const struct pv_irq_ops xen_irq_ops __initdata;
+extern const struct pv_irq_ops xen_irq_ops __initconst;
 extern void xen_smp_intr_init(void);
 extern void xen_send_ipi(int cpu, int vec);