1 files changed, 9 insertions, 0 deletions

diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index a253a39c3ff6..49b652f9b1d8 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -356,6 +356,15 @@ config SOLARIS_EMUL
 
 endmenu
 
+config SCHED_SMT
+        bool "SMT (Hyperthreading) scheduler support"
+        depends on SMP
+        default y
+        help
+          SMT scheduler support improves the CPU scheduler's decision making
+          when dealing with UltraSPARC cpus at a cost of slightly increased
+          overhead in some places. If unsure say N here.
+
 config CMDLINE_BOOL
         bool "Default bootloader kernel arguments"