1 files changed, 2 insertions, 0 deletions
diff --git a/sys/include/arch/amd64/cpu.h b/sys/include/arch/amd64/cpu.h
index 2ce363c..37f28cb 100644
--- a/sys/include/arch/amd64/cpu.h
+++ b/sys/include/arch/amd64/cpu.h
@@ -45,7 +45,9 @@ struct cpu_info {
     struct cpu_info *self;
 };
 
+__dead void cpu_halt_all(void);
 void cpu_startup(struct cpu_info *ci);
+
 struct cpu_info *this_cpu(void);
 void mp_bootstrap_aps(struct cpu_info *ci);