Messages in this thread Patch in this message | | | From | Qing Wang <> | Subject | [PATCH] arm64: make SCHED_CLUSTER depend on ACPI | Date | Fri, 15 Apr 2022 00:04:28 -0700 |
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From: wangqing <11112896@bbktel.com>
cls is made up of sd through cluster_sibling, which is set by cluster_id, cluster_id is only provided by ACPI, DT just provide package_id.
So, SCHED_CLUSTER depends on ACPI actually.
Signed-off-by: wangqing <11112896@bbktel.com> --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 25b33feed800..edbe035cb0e3 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1199,6 +1199,7 @@ config SCHED_MC config SCHED_CLUSTER bool "Cluster scheduler support" + depends on ACPI help Cluster scheduler support improves the CPU scheduler's decision making when dealing with machines that have clusters of CPUs. -- 2.27.0.windows.1
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