Re: [PATCH v2] KVM: nVMX: Fix nested bus lock VM exit

From: Paolo Bonzini
Date: Wed Sep 22 2021 - 05:57:11 EST


On 20/09/21 16:52, Sean Christopherson wrote:
On Tue, Sep 14, 2021, Chenyi Qiang wrote:
Nested bus lock VM exits are not supported yet. If L2 triggers bus lock
VM exit, it will be directed to L1 VMM, which would cause unexpected
behavior. Therefore, handle L2's bus lock VM exits in L0 directly.

Fixes: fe6b6bc802b4 ("KVM: VMX: Enable bus lock VM exit")

Cc: stable@xxxxxxxxxxxxxxx

Signed-off-by: Chenyi Qiang <chenyi.qiang@xxxxxxxxx>

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Reviewed-by: Sean Christopherson <seanjc@xxxxxxxxxx>


Queued, thanks.

Paolo