x86: Enable Intel Turbo Boost Max Technology 3.0

[linux-block.git] / arch / x86 / Kconfig

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index bada636d1065c5451d3e42f54820757e4cf30455..25950f0ccc3321c1eaad0fcc98aed5fa2327f77a 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -939,6 +939,15 @@ config SCHED_MC
          making when dealing with multi-core CPU chips at a cost of slightly
          increased overhead in some places. If unsure say N here.
 
+config SCHED_ITMT
+       bool "Intel Turbo Boost Max Technology (ITMT) scheduler support"
+       depends on SCHED_MC && CPU_SUP_INTEL && X86_INTEL_PSTATE
+       ---help---
+         ITMT enabled scheduler support improves the CPU scheduler's decision
+         to move tasks to cpu core that can be boosted to a higher frequency
+         than others. It will have better performance at a cost of slightly
+         increased overhead in task migrations. If unsure say N here.
+
 source "kernel/Kconfig.preempt"
 
 config UP_LATE_INIT