1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index ab0eade73039..801ff9e73679 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -28,6 +28,7 @@ struct cpu {
 extern int register_cpu(struct cpu *cpu, int num);
 extern struct device *get_cpu_device(unsigned cpu);
 extern bool cpu_is_hotpluggable(unsigned cpu);
+extern bool arch_match_cpu_phys_id(int cpu, u64 phys_id);
 
 extern int cpu_add_dev_attr(struct device_attribute *attr);
 extern void cpu_remove_dev_attr(struct device_attribute *attr);
@@ -172,6 +173,8 @@ extern struct bus_type cpu_subsys;
 #ifdef CONFIG_HOTPLUG_CPU
 /* Stop CPUs going up and down. */
 
+extern void cpu_hotplug_begin(void);
+extern void cpu_hotplug_done(void);
 extern void get_online_cpus(void);
 extern void put_online_cpus(void);
 extern void cpu_hotplug_disable(void);
@@ -197,6 +200,8 @@ static inline void cpu_hotplug_driver_unlock(void)
 
 #else           /* CONFIG_HOTPLUG_CPU */
 
+static inline void cpu_hotplug_begin(void) {}
+static inline void cpu_hotplug_done(void) {}
 #define get_online_cpus()       do { } while (0)
 #define put_online_cpus()       do { } while (0)
 #define cpu_hotplug_disable()   do { } while (0)