1 #ifndef __ASM_HARDIRQ_H 2 #define __ASM_HARDIRQ_H 3 4 #include <linux/cache.h> 5 #include <linux/threads.h> 6 #include <asm/irq.h> 7 8 typedef struct { 9 unsigned int __softirq_pending; 10 unsigned int local_timer_irqs; 11 } ____cacheline_aligned irq_cpustat_t; 12 13 #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ 14 15 #if NR_IRQS > 256 16 #define HARDIRQ_BITS 9 17 #else 18 #define HARDIRQ_BITS 8 19 #endif 20 21 /* 22 * The hardirq mask has to be large enough to have space 23 * for potentially all IRQ sources in the system nesting 24 * on a single CPU: 25 */ 26 #if (1 << HARDIRQ_BITS) < NR_IRQS 27 # error HARDIRQ_BITS is too low! 28 #endif 29 30 #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 31 32 #endif /* __ASM_HARDIRQ_H */ 33
