Messages in this thread | | | Date | Mon, 27 Jun 2022 07:56:29 -0700 | Subject | Re: [PATCH v8 2/5] x86/tdx: Add TDX Guest event notify interrupt support | From | Sathyanarayanan Kuppuswamy <> |
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On 6/27/22 4:21 AM, Kai Huang wrote: > 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. >
Yes. I will try your suggestion and make necessary changes in next version.
-- Sathyanarayanan Kuppuswamy Linux Kernel Developer
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