Re: [PATCH v12 0/4] Support SMT control on arm64

From: Catalin Marinas
Date: Fri Mar 14 2025 - 14:38:12 EST


On Tue, 11 Mar 2025 15:51:39 +0800, Yicong Yang wrote:
> The core CPU control framework supports runtime SMT control which
> is not yet supported on arm64. Besides the general vulnerabilities
> concerns we want this runtime control on our arm64 server for:
>
> - better single CPU performance in some cases
> - saving overall power consumption
>
> [...]

Applied to arm64 (for-next/smt-control), thanks!

[1/4] cpu/SMT: Provide a default topology_is_primary_thread()
https://git.kernel.org/arm64/c/4b455f59945a
[2/4] arch_topology: Support SMT control for OF based system
https://git.kernel.org/arm64/c/5deb9c789ae4
[3/4] arm64: topology: Support SMT control on ACPI based system
https://git.kernel.org/arm64/c/e6b18ebfaf63
[4/4] arm64: Kconfig: Enable HOTPLUG_SMT
https://git.kernel.org/arm64/c/eed4583bcf9a

--
Catalin