Re: [PATCH 08/16] KVM: VMX: Check for full VMX support when verifying CPU compatibility

From: Jim Mattson
Date: Fri Oct 04 2019 - 19:35:56 EST

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On Fri, Oct 4, 2019 at 2:56 PM Sean Christopherson
<sean.j.christopherson@xxxxxxxxx> wrote:
>
> Explicitly check the current CPU's VMX feature flag when verifying
> compatibility across physical CPUs. This effectively adds a check on
> IA32_FEATURE_CONTROL to ensure that VMX is fully enabled on all CPUs.
>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
Reviewed-by: Jim Mattson <jmattson@xxxxxxxxxx>

Next message: Alexander Duyck: "[RFC PATCH] e1000e: Use rtnl_lock to prevent race conditions between net and pci/pm"
Previous message: Theodore Y. Ts'o: "Re: [PATCH v18 00/19] kunit: introduce KUnit, the Linux kernel unit testing framework"
In reply to: Sean Christopherson: "[PATCH 08/16] KVM: VMX: Check for full VMX support when verifying CPU compatibility"
Next in thread: Sean Christopherson: "[PATCH 06/16] x86/cpu: Clear VMX feature flag if VMX is not fully enabled"
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