| #ifndef __M68K_HARDIRQ_H |
| #define __M68K_HARDIRQ_H |
| |
| #include <linux/threads.h> |
| #include <linux/cache.h> |
| |
| /* entry.S is sensitive to the offsets of these fields */ |
| typedef struct { |
| unsigned int __softirq_pending; |
| unsigned int __local_irq_count; |
| unsigned int __local_bh_count; |
| unsigned int __syscall_count; |
| struct task_struct * __ksoftirqd_task; |
| } ____cacheline_aligned irq_cpustat_t; |
| |
| #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ |
| |
| #define in_interrupt() (local_irq_count(smp_processor_id()) + local_bh_count(smp_processor_id()) != 0) |
| |
| #define in_irq() (local_irq_count(smp_processor_id()) != 0) |
| |
| #define hardirq_trylock(cpu) (local_irq_count(cpu) == 0) |
| #define hardirq_endlock(cpu) do { } while (0) |
| |
| #define irq_enter(cpu) (local_irq_count(cpu)++) |
| #define irq_exit(cpu) (local_irq_count(cpu)--) |
| |
| #define synchronize_irq() barrier() |
| |
| #endif |