1 files changed, 28 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/percpu_64.h b/arch/sparc/include/asm/percpu_64.h
new file mode 100644
index 000000000000..bee64593023e
--- /dev/null
+++ b/arch/sparc/include/asm/percpu_64.h
@@ -0,0 +1,28 @@
+#ifndef __ARCH_SPARC64_PERCPU__
+#define __ARCH_SPARC64_PERCPU__
+
+#include <linux/compiler.h>
+
+register unsigned long __local_per_cpu_offset asm("g5");
+
+#ifdef CONFIG_SMP
+
+extern void real_setup_per_cpu_areas(void);
+
+extern unsigned long __per_cpu_base;
+extern unsigned long __per_cpu_shift;
+#define __per_cpu_offset(__cpu) \
+        (__per_cpu_base + ((unsigned long)(__cpu) << __per_cpu_shift))
+#define per_cpu_offset(x) (__per_cpu_offset(x))
+
+#define __my_cpu_offset __local_per_cpu_offset
+
+#else /* ! SMP */
+
+#define real_setup_per_cpu_areas()              do { } while (0)
+
+#endif  /* SMP */
+
+#include <asm-generic/percpu.h>
+
+#endif /* __ARCH_SPARC64_PERCPU__ */