Messages in this thread | | | Subject | Re: [PATCH v8 2/5] x86/tdx: Add TDX Guest event notify interrupt support | From | Kai Huang <> | Date | Mon, 27 Jun 2022 23:21:00 +1200 |
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On Sat, 2022-06-25 at 15:35 +1200, Yao, Jiewen wrote: > Thank you, Jun. > > Yes. I confirmed that we will include below change to GHCI.next spec. > > ================ > 3.5 TDG.VP.VMCALL<SetupEventNotifyInterrupt> > > From: "The host VMM should use SEAMCALL [TDWRVPS] leaf to inject an interrupt at the requested-interrupt vector into the TD via the posted-interrupt descriptor. " > > To: "The host VMM should use SEAMCALL [TDWRVPS] leaf to inject an interrupt at the requested-interrupt vector into the TD VCPU that executed TDG.VP.VMCALL <SetupEventNotifyInterrupt> via the posted-interrupt descriptor. " >
Hi Sathy,
With this change, I don't think we should use system vector anymore. Instead, we just need one non-migratable IRQ which has a fixed vector on a fixed cpu.
-- Thanks, -Kai
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