summaryrefslogtreecommitdiffstats
path: root/arch/sparc/kernel/cpumap.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/kernel/cpumap.h')
-rw-r--r--arch/sparc/kernel/cpumap.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/sparc/kernel/cpumap.h b/arch/sparc/kernel/cpumap.h
new file mode 100644
index 000000000000..e639880ab864
--- /dev/null
+++ b/arch/sparc/kernel/cpumap.h
@@ -0,0 +1,16 @@
+#ifndef _CPUMAP_H
+#define _CPUMAP_H
+
+#ifdef CONFIG_SMP
+extern void cpu_map_rebuild(void);
+extern int map_to_cpu(unsigned int index);
+#define cpu_map_init() cpu_map_rebuild()
+#else
+#define cpu_map_init() do {} while (0)
+static inline int map_to_cpu(unsigned int index)
+{
+ return raw_smp_processor_id();
+}
+#endif
+
+#endif