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