Re: [PATCH 00/10] KVM: x86: Fix LVTPC masking on AMD CPUs

[Sean Christopherson]

On Fri, 05 Apr 2024 16:55:53 -0700, Sean Christopherson wrote:
> This is kinda sorta v2 of Sandipan's fix for KVM's incorrect setting of
> the MASK bit when delivering PMIs through the LVTPC.
> 
> It's a bit rushed, as I want to get Sandipan's fix applied early next
> week so that it can make its way to Linus' tree for -rc4.  And I didn't
> want to apply Sandipan's patch as-is, because I'm a little paranoid that
> the guest CPUID check could be noticeable slow, and it's easy to avoid.
> 
> [...]

Applied 3-10 to kvm-x86 misc (1-2 went into 6.9).

[01/10] KVM: x86: Snapshot if a vCPU's vendor model is AMD vs. Intel compatible
        (previously applied)
[02/10] KVM: x86/pmu: Do not mask LVTPC when handling a PMI on AMD platforms
        (previously applied)
[03/10] KVM: x86/pmu: Squash period for checkpointed events based on host HLE/RTM
        https://github.com/kvm-x86/linux/commit/5a4f8b3026fc
[04/10] KVM: x86: Apply Intel's TSC_AUX reserved-bit behavior to Intel compat vCPUs
        https://github.com/kvm-x86/linux/commit/6463e5e41842
[05/10] KVM: x86: Inhibit code #DBs in MOV-SS shadow for all Intel compat vCPUs
        https://github.com/kvm-x86/linux/commit/c092fc879f99
[06/10] KVM: x86: Use "is Intel compatible" helper to emulate SYSCALL in !64-bit
        https://github.com/kvm-x86/linux/commit/d99e4cb2ae2e
[07/10] KVM: SVM: Emulate SYSENTER RIP/RSP behavior for all Intel compat vCPUs
        https://github.com/kvm-x86/linux/commit/dc2b8b2b524a
[08/10] KVM: x86: Allow SYSENTER in Compatibility Mode for all Intel compat vCPUs
        https://github.com/kvm-x86/linux/commit/4067c2395e80
[09/10] KVM: x86: Open code vendor_intel() in string_registers_quirk()
        https://github.com/kvm-x86/linux/commit/bdaff4f92bce
[10/10] KVM: x86: Bury guest_cpuid_is_amd_or_hygon() in cpuid.c
        https://github.com/kvm-x86/linux/commit/1028893a73fe

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https://github.com/kvm-x86/linux/tree/next