1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-x86/smp_64.h b/include/asm-x86/smp_64.h
index e5bc1be70827..1ecf8134bdc9 100644
--- a/include/asm-x86/smp_64.h
+++ b/include/asm-x86/smp_64.h
@@ -14,6 +14,7 @@
 #include <asm/thread_info.h>
 
 extern cpumask_t cpu_initialized;
+extern cpumask_t cpu_callin_map;
 
 extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *),
                                   void *info, int wait);