1/* 2 * calculate 3 * NR_IRQS = max(IA64_NATIVE_NR_IRQS, XEN_NR_IRQS, FOO_NR_IRQS...) 4 * depending on config. 5 * This must be calculated before processing asm-offset.c. 6 */ 7 8#define ASM_OFFSETS_C 1 9 10#include <linux/kbuild.h> 11#include <linux/threads.h> 12#include <asm/native/irq.h> 13#include <asm/xen/irq.h> 14 15void foo(void) 16{ 17 union paravirt_nr_irqs_max { 18 char ia64_native_nr_irqs[IA64_NATIVE_NR_IRQS]; 19#ifdef CONFIG_XEN 20 char xen_nr_irqs[XEN_NR_IRQS]; 21#endif 22 }; 23 24 DEFINE(NR_IRQS, sizeof (union paravirt_nr_irqs_max)); 25} 26