src/sys/arch/ia64/include/lock.h - diff

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-version 1.4, 2009/07/20 04:41:37
+version 1.4.44.1, 2016/08/06 00:19:05
 Line 116  __cpu_simple_unlock(__cpu_simple_lock_t
 Line 116  __cpu_simple_unlock(__cpu_simple_lock_t
 Line 116  __cpu_simple_unlock(__cpu_simple_lock_t
          *lockp = __SIMPLELOCK_UNLOCKED;
  }
+ /* XXX mf.a overkill for these? */
+ static __inline void
+ mb_read(void)
+ {
+         __asm __volatile("mf.a  \n"
+                          "mf    \n" ::: "memory");
+ }
+ static __inline void
+ mb_write(void)
+ {
+         __asm __volatile("mf.a  \n"
+                          "mf    \n" ::: "memory");
+ }
+ static __inline void
+ mb_memory(void)
+ {
+         __asm __volatile("mf.a  \n"
+                          "mf    \n" ::: "memory");
+ }
  #endif /* _IA64_LOCK_H_ */