arch/sparc/include/asm/percpu_64.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ARCH_SPARC64_PERCPU__
   3 #define __ARCH_SPARC64_PERCPU__
   4
   5 #include <linux/compiler.h>
   6
   7 #ifndef BUILD_VDSO
   8 register unsigned long __local_per_cpu_offset asm("g5");
   9 #endif
  10
  11 #ifdef CONFIG_SMP
  12
  13 #include <asm/trap_block.h>
  14
  15 #define __per_cpu_offset(__cpu) \
  16         (trap_block[(__cpu)].__per_cpu_base)
  17 #define per_cpu_offset(x) (__per_cpu_offset(x))
  18
  19 #define __my_cpu_offset __local_per_cpu_offset
  20
  21 #else /* ! SMP */
  22
  23 #endif  /* SMP */
  24
  25 #include <asm-generic/percpu.h>
  26
  27 #endif /* __ARCH_SPARC64_PERCPU__ */