1#ifndef __ASM_SOFTIRQ_H 2#define __ASM_SOFTIRQ_H 3 4#include <asm/atomic.h> 5#include <asm/hardirq.h> 6 7#define cpu_bh_disable(cpu) do { local_bh_count(cpu)++; barrier(); } while (0) 8#define cpu_bh_enable(cpu) do { barrier(); local_bh_count(cpu)--; } while (0) 9 10#define local_bh_disable() cpu_bh_disable(smp_processor_id()) 11#define __local_bh_enable() local_bh_enable() 12#define local_bh_enable() cpu_bh_enable(smp_processor_id()) 13 14#define in_softirq() (local_bh_count(smp_processor_id()) != 0) 15 16#endif /* __ASM_SOFTIRQ_H */ 17