Re: [PATCHv4 00/11] SVM: virtual NMI

Santosh Shukla
2023-03-10T09:26:50Z

On 2/27/2023 2:10 PM, Santosh Shukla wrote:
>
> v2:
> https://lore.kernel.org/all/0f56e139-4c7f-5220-a4a2-99f87f45fd83@amd.com/
>
> v3:
> https://lore.kernel.org/all/20230227035400.1498-1-santosh.shukla@amd.com/
> - 09/11: Clubbed x86_ops delayed NMI with vNMI changes into one,
> for better readability purpose (Sean Suggestion)
> - Series includes suggestion and fixes proposed in v2 series.
> Refer each patch for change history(v2-->v3).
>
> v4:
> - Missed sending 01/11 patch in v3.
>
> Series based on [1] and tested on AMD EPYC-Genoa.
>
>
> APM: ((Ch-15.21.10 - NMI Virtualization)
> https://www.amd.com/en/support/tech-docs/amd64-architecture-programmers-manual-volumes-1-5
>
> Past history and work refer v5-
> https://lkml.org/lkml/2022/10/27/261
>
> Thanks,
> Santosh
> [1] https://github.com/kvm-x86/linux branch kvm-x86/next(62ef199250cd46f)
>
>

Gentle Ping?

Thanks,
Santosh

>
> Maxim Levitsky (2):
> KVM: nSVM: Raise event on nested VM exit if L1 doesn't intercept IRQs
> KVM: SVM: add wrappers to enable/disable IRET interception
>
> Santosh Shukla (6):
> KVM: nSVM: Don't sync vmcb02 V_IRQ back to vmcb12 if KVM (L0) is
> intercepting VINTR
> KVM: nSVM: Disable intercept of VINTR if saved RFLAG.IF is 0
> x86/cpu: Add CPUID feature bit for VNMI
> KVM: SVM: Add VNMI bit definition
> KVM: x86: add support for delayed virtual NMI injection interface
> KVM: nSVM: implement support for nested VNMI
>
> Sean Christopherson (3):
> KVM: x86: Raise an event request when processing NMIs if an NMI is
> pending
> KVM: x86: Tweak the code and comment related to handling concurrent
> NMIs
> KVM: x86: Save/restore all NMIs when multiple NMIs are pending
>
> arch/x86/include/asm/cpufeatures.h | 1 +
> arch/x86/include/asm/kvm-x86-ops.h | 2 +
> arch/x86/include/asm/kvm_host.h | 11 ++-
> arch/x86/include/asm/svm.h | 9 ++
> arch/x86/kvm/svm/nested.c | 94 +++++++++++++++---
> arch/x86/kvm/svm/svm.c | 152 +++++++++++++++++++++++------
> arch/x86/kvm/svm/svm.h | 28 ++++++
> arch/x86/kvm/x86.c | 46 +++++++--
> 8 files changed, 289 insertions(+), 54 deletions(-)
>