Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [PATCHv2 02/13] kernel/cpu: Add support for declaring CPU offlining not supported | Date | Sat, 28 Oct 2023 16:12:10 +0200 |
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On Fri, Oct 20 2023 at 18:12, Kirill A. Shutemov wrote:
Subject: cpu/hotplug: ...
> ACPI MADT doesn't allow to offline CPU after it got woke up.
ACPI MADT is a table ...
This is about the MADT mailbox wakeup method, right?
> Currently offlining hotplug prevented based on the confidential
is prevented
> computing attribute which is set for Intel TDX. But TDX is not > the only possible user of the wake up method. > > Introduce cpu_hotplug_not_supported() that can be called to indicate > that CPU offlining should be disabled.
Otherwise the changes look good!
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