1 #ifdef __KERNEL__ 2 #ifndef __ASM_HARDIRQ_H 3 #define __ASM_HARDIRQ_H 4 5 #include <linux/threads.h> 6 #include <linux/irq.h> 7 8 typedef struct { 9 unsigned int __softirq_pending; 10 } ____cacheline_aligned irq_cpustat_t; 11 12 #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ 13 14 #if NR_IRQS > 256 15 #define HARDIRQ_BITS 9 16 #else 17 #define HARDIRQ_BITS 8 18 #endif 19 20 /* 21 * The hardirq mask has to be large enough to have 22 * space for potentially all IRQ sources in the system 23 * nesting on a single CPU: 24 */ 25 #if (1 << HARDIRQ_BITS) < NR_IRQS 26 # error HARDIRQ_BITS is too low! 27 #endif 28 ack_bad_irq(int irq)29static inline void ack_bad_irq(int irq) 30 { 31 printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq); 32 BUG(); 33 } 34 35 #endif /* __ASM_HARDIRQ_H */ 36 #endif /* __KERNEL__ */ 37