Re: [PATCH] KVM: x86: Remove WARN sanity check on hypervisor timer vs. UNINITIALIZED vCPU

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On Tue, 08 Aug 2023 16:20:57 -0700, Sean Christopherson wrote:
> Drop the WARN in KVM_RUN that asserts that KVM isn't using the hypervisor
> timer, a.k.a. the VMX preemption timer, for a vCPU that is in the
> UNINITIALIZIED activity state.  The intent of the WARN is to sanity check
> that KVM won't drop a timer interrupt due to an unexpected transition to
> UNINITIALIZED, but unfortunately userspace can use various ioctl()s to
> force the unexpected state.
> 
> [...]

Applied to kvm-x86 misc, with a tweaked comment to avoid "smother".

[1/1] KVM: x86: Remove WARN sanity check on hypervisor timer vs. UNINITIALIZED vCPU
      https://github.com/kvm-x86/linux/commit/7b0151caf73a

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



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