Re: [PATCH RESEND v9 33/36] KVM: VMX: Add VMX_DO_FRED_EVENT_IRQOFF for IRQ/NMI handling

From: Sean Christopherson
Date: Tue Aug 01 2023 - 15:49:10 EST


On Tue, Aug 01, 2023, Peter Zijlstra wrote:
> On Tue, Aug 01, 2023 at 07:01:15PM +0000, Sean Christopherson wrote:
> > The spec I have from May 2022 says the NMI bit colocated with CS, not SS. And
> > the cover letter's suggestion to use a search engine to find the spec ain't
> > exactly helpful, that just gives me the same "May 2022 Revision 3.0" spec. So
> > either y'all have a spec that I can't find, or this is wrong.
>
> https://intel.com/sdm
>
> is a useful shorthand I've recently been told about.

Hallelujah!

> On that page is also "Flexible Return and Event Delivery Specification", when
> clicked it will gift you a FRED v5.0 PDF.

Worked for me, too. Thanks!