Re: [PATCH v13 06/14] x86/mm: use broadcast TLB flushing for page reclaim TLB flushing

[Rik van Riel]

On Wed, 2025-02-26 at 12:12 -0600, Tom Lendacky wrote:
> On 2/26/25 11:46, Rik van Riel wrote:
> > 
> > I don't know whether setting the ASID valid bit in
> > rAX will cause a system to crash when SVM is not
> > enabled or initialized.
> 
> As long as you keep the ASID value in EDX[15:0] as 0, then you won't
> #GP. ASID 0 is the host/hypervisor. An ASID > 0 belongs to a guest.

Thank you, that is good to know.

I think I'll wait for feedback on v14 of the series
to figure out whether to post that as part of a new
series, or as a follow-up enhancement.

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