include/asm-ia64/softirq.h

   1 #ifndef _ASM_IA64_SOFTIRQ_H
   2 #define _ASM_IA64_SOFTIRQ_H
   3
   4 /*
   5  * Copyright (C) 1998-2001 Hewlett-Packard Co
   6  *      David Mosberger-Tang <davidm@hpl.hp.com>
   7  */
   8 #include <asm/hardirq.h>
   9
  10 #define __local_bh_enable()     do { barrier(); really_local_bh_count()--; } while (0)
  11
  12 #define local_bh_disable()      do { really_local_bh_count()++; barrier(); } while (0)
  13 #define local_bh_enable()                                                               \
  14 do {                                                                                    \
  15         __local_bh_enable();                                                            \
  16         if (__builtin_expect(local_softirq_pending(), 0) && really_local_bh_count() == 0)       \
  17                 do_softirq();                                                           \
  18 } while (0)
  19
  20
  21 #define in_softirq()            (really_local_bh_count() != 0)
  22
  23 #endif /* _ASM_IA64_SOFTIRQ_H */