From: Sean Christopherson <seanjc@google.com>
To: Xiaoyao Li <xiaoyao.li@intel.com>
Cc: Binbin Wu <binbin.wu@linux.intel.com>,
pbonzini@redhat.com, kvm@vger.kernel.org,
rick.p.edgecombe@intel.com, kai.huang@intel.com,
adrian.hunter@intel.com, reinette.chatre@intel.com,
tony.lindgren@linux.intel.com, isaku.yamahata@intel.com,
yan.y.zhao@intel.com, chao.gao@intel.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/16] KVM: TDX: TDX interrupts
Date: Mon, 6 Jan 2025 12:08:10 -0800 [thread overview]
Message-ID: <Z3w4Ku4Jq0CrtXne@google.com> (raw)
In-Reply-To: <af89758d-d029-419e-bcb5-713b2460163d@intel.com>
On Mon, Jan 06, 2025, Xiaoyao Li wrote:
> On 12/9/2024 9:07 AM, Binbin Wu wrote:
> > Hi,
> >
> > This patch series introduces the support of interrupt handling for TDX
> > guests, including virtual interrupt injection and VM-Exits caused by
> > vectored events.
> >
>
> (I'm not sure if it is the correct place to raise the discussion on
> KVM_SET_LAPIC and KVM_SET_LAPIC for TDX. But it seems the most related
> series)
>
> Should KVM reject KVM_GET_LAPIC and KVM_SET_LAPIC for TDX?
Yes, IIRC that was what Paolo suggested in one of the many PUCK calls. Until
KVM supports intra-host migration for TDX guests, getting and setting APIC state
is nonsensical.
next prev parent reply other threads:[~2025-01-06 20:08 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-09 1:07 [PATCH 00/16] KVM: TDX: TDX interrupts Binbin Wu
2024-12-09 1:07 ` [PATCH 01/16] KVM: TDX: Add support for find pending IRQ in a protected local APIC Binbin Wu
2025-01-09 15:38 ` Nikolay Borisov
2025-01-10 5:36 ` Binbin Wu
2024-12-09 1:07 ` [PATCH 02/16] KVM: VMX: Remove use of struct vcpu_vmx from posted_intr.c Binbin Wu
2024-12-09 1:07 ` [PATCH 03/16] KVM: TDX: Disable PI wakeup for IPIv Binbin Wu
2024-12-09 1:07 ` [PATCH 04/16] KVM: VMX: Move posted interrupt delivery code to common header Binbin Wu
2024-12-09 1:07 ` [PATCH 05/16] KVM: TDX: Implement non-NMI interrupt injection Binbin Wu
2024-12-09 1:07 ` [PATCH 06/16] KVM: x86: Assume timer IRQ was injected if APIC state is protected Binbin Wu
2024-12-09 1:07 ` [PATCH 07/16] KVM: TDX: Wait lapic expire when timer IRQ was injected Binbin Wu
2024-12-09 1:07 ` [PATCH 08/16] KVM: TDX: Implement methods to inject NMI Binbin Wu
2024-12-09 1:07 ` [PATCH 09/16] KVM: TDX: Complete interrupts after TD exit Binbin Wu
2024-12-09 1:07 ` [PATCH 10/16] KVM: TDX: Handle SMI request as !CONFIG_KVM_SMM Binbin Wu
2024-12-09 1:07 ` [PATCH 11/16] KVM: TDX: Always block INIT/SIPI Binbin Wu
2025-01-08 7:21 ` Xiaoyao Li
2025-01-08 7:53 ` Binbin Wu
2025-01-08 14:40 ` Sean Christopherson
2025-01-09 2:09 ` Xiaoyao Li
2025-01-09 2:26 ` Binbin Wu
2025-01-09 2:46 ` Huang, Kai
2025-01-09 3:20 ` Binbin Wu
2025-01-09 4:01 ` Huang, Kai
2025-01-09 2:51 ` Huang, Kai
2024-12-09 1:07 ` [PATCH 12/16] KVM: TDX: Inhibit APICv for TDX guest Binbin Wu
2025-01-03 21:59 ` Vishal Annapurve
2025-01-06 1:46 ` Binbin Wu
2025-01-06 22:49 ` Vishal Annapurve
2025-01-06 23:40 ` Sean Christopherson
2025-01-07 3:24 ` Chao Gao
2025-01-07 8:09 ` Binbin Wu
2025-01-07 21:15 ` Sean Christopherson
2025-01-13 2:03 ` Binbin Wu
2025-01-13 2:09 ` Binbin Wu
2025-01-13 17:16 ` Sean Christopherson
2025-01-14 8:20 ` Binbin Wu
2025-01-14 16:59 ` Sean Christopherson
2025-01-16 11:55 ` Huang, Kai
2025-01-16 14:50 ` Sean Christopherson
2025-01-16 20:16 ` Huang, Kai
2025-01-16 22:37 ` Sean Christopherson
2025-01-17 9:53 ` Huang, Kai
2025-01-17 10:46 ` Huang, Kai
2025-01-17 15:08 ` Sean Christopherson
2025-01-17 0:49 ` Binbin Wu
2024-12-09 1:07 ` [PATCH 13/16] KVM: TDX: Add methods to ignore virtual apic related operation Binbin Wu
2025-01-03 22:04 ` Vishal Annapurve
2025-01-06 2:18 ` Binbin Wu
2025-01-22 11:34 ` Paolo Bonzini
2025-01-22 13:59 ` Binbin Wu
2024-12-09 1:07 ` [PATCH 14/16] KVM: VMX: Move NMI/exception handler to common helper Binbin Wu
2024-12-09 1:07 ` [PATCH 15/16] KVM: TDX: Handle EXCEPTION_NMI and EXTERNAL_INTERRUPT Binbin Wu
2024-12-09 1:07 ` [PATCH 16/16] KVM: TDX: Handle EXIT_REASON_OTHER_SMI Binbin Wu
2024-12-10 18:24 ` [PATCH 00/16] KVM: TDX: TDX interrupts Paolo Bonzini
2025-01-06 10:51 ` Xiaoyao Li
2025-01-06 20:08 ` Sean Christopherson [this message]
2025-01-09 2:44 ` Binbin Wu
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