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Commit 5d683034 authored by Mark Brown's avatar Mark Brown Committed by Matt Wagantall
Browse files

arm64: Add scheduler multicore and SMT Kconfig options 



Enable additional use of additional scheduler features with the topology
information.

Change-Id: Ie4d47776e8f21ce4873d8f10fcb3cfd7e2149b67
Reported-by: default avatarHanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
Git-commit: d474d10a1a827e0b3402943a62a97d95c0eabf8d
Git-repo: git://git.linaro.org/kernel/linux-linaro-stable.git


Signed-off-by: default avatarMatt Wagantall <mattw@codeaurora.org>
parent 14cd632c

arch/arm64/Kconfig

+16 −0
Original line number Diff line number Diff line
@@ -324,6 +324,22 @@ config SCHED_SMT 
	  MultiThreading at a cost of slightly increased overhead in some

	  places. If unsure say N here.



config SCHED_MC

	bool "Multi-core scheduler support"

	depends on ARM_CPU_TOPOLOGY

	help

	  Multi-core scheduler support improves the CPU scheduler's decision

	  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_SMT

	bool "SMT scheduler support"

	depends on ARM_CPU_TOPOLOGY

	help

	  Improves the CPU scheduler's decision making when dealing with

	  MultiThreading at a cost of slightly increased overhead in some

	  places. If unsure say N here.



config NR_CPUS

	int "Maximum number of CPUs (2-64)"

	range 2 64