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Diffstat (limited to 'arch/x86/include/asm/cpu.h')
-rw-r--r--arch/x86/include/asm/cpu.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index a1195726e8c2..5f9a1243190e 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -29,6 +29,9 @@ struct x86_cpu {
extern int arch_register_cpu(int num);
extern void arch_unregister_cpu(int);
extern void __cpuinit start_cpu0(void);
+#ifdef CONFIG_DEBUG_HOTPLUG_CPU0
+extern int _debug_hotplug_cpu(int cpu, int action);
+#endif
#endif
DECLARE_PER_CPU(int, cpu_state);