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Diffstat (limited to 'include/linux/sched/hotplug.h')
-rw-r--r--include/linux/sched/hotplug.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/sched/hotplug.h b/include/linux/sched/hotplug.h
new file mode 100644
index 000000000000..752ac7e628d7
--- /dev/null
+++ b/include/linux/sched/hotplug.h
@@ -0,0 +1,24 @@
+#ifndef _LINUX_SCHED_HOTPLUG_H
+#define _LINUX_SCHED_HOTPLUG_H
+
+/*
+ * Scheduler interfaces for hotplug CPU support:
+ */
+
+extern int sched_cpu_starting(unsigned int cpu);
+extern int sched_cpu_activate(unsigned int cpu);
+extern int sched_cpu_deactivate(unsigned int cpu);
+
+#ifdef CONFIG_HOTPLUG_CPU
+extern int sched_cpu_dying(unsigned int cpu);
+#else
+# define sched_cpu_dying NULL
+#endif
+
+#ifdef CONFIG_HOTPLUG_CPU
+extern void idle_task_exit(void);
+#else
+static inline void idle_task_exit(void) {}
+#endif
+
+#endif /* _LINUX_SCHED_HOTPLUG_H */