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authorMark Brown <broonie@linaro.org>2013-12-13 10:52:45 +0000
committerShow Liu <show.liu@linaro.org>2014-06-18 12:04:18 +0800
commitaa8ed035fd6e879e4be9e4b91defb2011d24e8e8 (patch)
treedc8bc5d95263286c5fe49abf9f571e9981d72117 /arch
parenta305d1241cbbf808be64b3b837134f1fc118f84e (diff)
arm64: Add scheduler multicore and SMT Kconfig options
Enable additional use of additional scheduler features with the topology information. Reported-by: Hanjun Guo <hanjun.guo@linaro.org> Signed-off-by: Mark Brown <broonie@linaro.org> (cherry picked from commit d474d10a1a827e0b3402943a62a97d95c0eabf8d) Signed-off-by: Alex Shi <alex.shi@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index f299e7fd555..a870dcadfd2 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -189,6 +189,22 @@ 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 (2-32)"
range 2 32