#ifndef __ASM_SOFTIRQ_H #define __ASM_SOFTIRQ_H #include #include extern unsigned int local_bh_count[NR_CPUS]; #define cpu_bh_disable(cpu) do { local_bh_count[(cpu)]++; barrier(); } while (0) #define cpu_bh_enable(cpu) do { barrier(); local_bh_count[(cpu)]--; } while (0) #define local_bh_disable() cpu_bh_disable(smp_processor_id()) #define local_bh_enable() cpu_bh_enable(smp_processor_id()) #define in_softirq() (local_bh_count[smp_processor_id()] != 0) #endif /* __ASM_SOFTIRQ_H */