include/asm-i386/softirq.h

   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()       cpu_bh_enable(smp_processor_id())
  12
  13 #define in_softirq() (local_bh_count(smp_processor_id()) != 0)
  14
  15 #endif  /* __ASM_SOFTIRQ_H */