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From: Yu Zhang <yu.c.zhang@linux.intel.com>
To: Sean Christopherson <seanjc@google.com>
Cc: pbonzini@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/2] Cleanup VMFUNC handling in KVM.
Date: Wed, 8 Feb 2023 14:28:48 +0800	[thread overview]
Message-ID: <20230208062848.myhma46kfq6dv4e6@linux.intel.com> (raw)
In-Reply-To: <167573583777.163276.8920768819160007143.b4-ty@google.com>

> 
> After much waffling, applied to kvm-x86 vmx.  I ended up keeping the logic to
> inject #UD on now-unexpected VMFUNC exits from L1, i.e. patch one does nothing
> more than clear the control bit.  I like the idea of clearing the control bit as
> it more explicitly documents what's going on, but killing the VM on an unexpected
> exit that KVM can gracefully handle seemed unnecessary.

Glad to know that. Thanks!

B.R.
Yu

      reply	other threads:[~2023-02-08  6:30 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-09  7:54 [PATCH v2 0/2] Cleanup VMFUNC handling in KVM Yu Zhang
2022-11-09  7:54 ` [PATCH v2 1/2] KVM: VMX: Do not trap VMFUNC instructions for L1 guests Yu Zhang
2022-11-09  7:54 ` [PATCH v2 2/2] KVM: nVMX: Simplify the setting of SECONDARY_EXEC_ENABLE_VMFUNC for nested Yu Zhang
2022-11-17  9:55 ` [PATCH v2 0/2] Cleanup VMFUNC handling in KVM Yu Zhang
2023-02-08  2:02 ` Sean Christopherson
2023-02-08  6:28   ` Yu Zhang [this message]

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