1 files changed, 1 insertions, 0 deletions

diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 3865f088ffa2..a888ddc10f7d 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -688,6 +688,7 @@ int __cpu_disable(void)
                 return -EBUSY;
 
         remove_siblinginfo(cpu);
+        cpu_clear(cpu, cpu_online_map);
         fixup_irqs();
         local_flush_tlb_all();
         cpu_clear(cpu, cpu_callin_map);