Messages in this thread | | | Date | Thu, 16 Feb 2023 21:12:30 +0300 | From | "Kirill A. Shutemov" <> | Subject | Re: [PATCH 0/2] Kexec enabling in TDX guest |
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On Thu, Feb 16, 2023 at 09:50:32AM -0800, Dave Hansen wrote: > On 2/13/23 15:48, Kirill A. Shutemov wrote: > > The patch brings basic enabling of kexec in TDX guests. > > > > By "basic enabling" I mean, kexec in the guests with a single CPU. > > TDX guests use ACPI MADT MPWK to bring up secondary CPUs. The mechanism > > doesn't allow to put a CPU back offline if it has woken up. > > > > We are looking into this, but it might take time. > > This is simple enough. But, nobody will _actually_ use this code as-is, > right? What's the point of applying it now?
Why nobody? Single CPU VMs are not that uncommon.
-- Kiryl Shutsemau / Kirill A. Shutemov
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