include/asm-sparc64/percpu.h

   1 #ifndef __ARCH_SPARC64_PERCPU__
   2 #define __ARCH_SPARC64_PERCPU__
   3
   4 #include <linux/compiler.h>
   5
   6 register unsigned long __local_per_cpu_offset asm("g5");
   7
   8 #ifdef CONFIG_SMP
   9
  10 extern void real_setup_per_cpu_areas(void);
  11
  12 extern unsigned long __per_cpu_base;
  13 extern unsigned long __per_cpu_shift;
  14 #define __per_cpu_offset(__cpu) \
  15         (__per_cpu_base + ((unsigned long)(__cpu) << __per_cpu_shift))
  16 #define per_cpu_offset(x) (__per_cpu_offset(x))
  17
  18 #define __my_cpu_offset __local_per_cpu_offset
  19
  20 #else /* ! SMP */
  21
  22 #define real_setup_per_cpu_areas()              do { } while (0)
  23
  24 #endif  /* SMP */
  25
  26 #include <asm-generic/percpu.h>
  27
  28 #endif /* __ARCH_SPARC64_PERCPU__ */