#ifndef __M68K_SOFTIRQ_H #define __M68K_SOFTIRQ_H /* * Software interrupts.. no SMP here either. */ #include extern unsigned int local_bh_count[NR_CPUS]; #define local_bh_disable() (local_bh_count[smp_processor_id()]++) #define local_bh_enable() (local_bh_count[smp_processor_id()]--) #define in_softirq() (local_bh_count != 0) /* These are for the irq's testing the lock */ #define softirq_trylock(cpu) (local_bh_count[cpu] ? 0 : (local_bh_count[cpu]=1)) #define softirq_endlock(cpu) (local_bh_count[cpu] = 0) #define synchronize_bh() barrier() #endif