1 files changed, 9 insertions, 0 deletions

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 468dbe8a6b9c..cad8346def1d 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -261,6 +261,15 @@ config HOTPLUG_CPU
           can be controlled through /sys/devices/system/cpu/cpu#.
           Say N if you want to disable CPU hotplug.
 
+config SCHED_SMT
+        bool "SMT scheduler support"
+        depends on SMP
+        default off
+        help
+          Improves the CPU scheduler's decision making when dealing with
+          Intel IA64 chips with MultiThreading at a cost of slightly increased
+          overhead in some places. If unsure say N here.
+
 config PREEMPT
         bool "Preemptible Kernel"
         help