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Linux Cross Reference
Linux/include/asm-m68k/softirq.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~ 
  1 #ifndef __M68K_SOFTIRQ_H
  2 #define __M68K_SOFTIRQ_H
  3 
  4 /*
  5  * Software interrupts.. no SMP here either.
  6  */
  7 
  8 #include <asm/atomic.h>
  9 
 10 #define cpu_bh_disable(cpu)     do { local_bh_count(cpu)++; barrier(); } while (0)
 11 #define cpu_bh_enable(cpu)      do { barrier(); local_bh_count(cpu)--; } while (0)
 12 
 13 #define local_bh_disable()      cpu_bh_disable(smp_processor_id())
 14 #define local_bh_enable()       cpu_bh_enable(smp_processor_id())
 15 
 16 #define in_softirq() (local_bh_count(smp_processor_id()) != 0)
 17 
 18 #endif
 19
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