| #ifdef __KERNEL__ |
| #ifndef __ASM_HARDIRQ_H |
| #define __ASM_HARDIRQ_H |
| |
| #include <linux/config.h> |
| #include <linux/threads.h> |
| #include <linux/irq.h> |
| |
| typedef struct { |
| unsigned int __softirq_pending; |
| } ____cacheline_aligned irq_cpustat_t; |
| |
| #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ |
| |
| #if NR_IRQS > 256 |
| #define HARDIRQ_BITS 9 |
| #else |
| #define HARDIRQ_BITS 8 |
| #endif |
| |
| /* |
| * The hardirq mask has to be large enough to have |
| * space for potentially all IRQ sources in the system |
| * nesting on a single CPU: |
| */ |
| #if (1 << HARDIRQ_BITS) < NR_IRQS |
| # error HARDIRQ_BITS is too low! |
| #endif |
| |
| static inline void ack_bad_irq(int irq) |
| { |
| printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq); |
| BUG(); |
| } |
| |
| #endif /* __ASM_HARDIRQ_H */ |
| #endif /* __KERNEL__ */ |