powerpc/book3s: EXPORT_SYMBOL_GPL machine_check_print_event_info

It will be used in arch/powerpc/kvm/book3s_hv.c KVM module.
Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>

arch/powerpc/kernel/mce.c

@@ -405,6 +405,7 @@ void machine_check_print_event_info(struct machine_check_event *evt,
 		break;
 	}
 }
+EXPORT_SYMBOL_GPL(machine_check_print_event_info);
 
 uint64_t get_mce_fault_addr(struct machine_check_event *evt)
 {