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From: Sean Christopherson <seanjc@google.com>
To: Kai Huang <kai.huang@intel.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	Michael Roth <michael.roth@amd.com>,
	Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [PATCH 2/4] KVM: x86/mmu: Fully re-evaluate MMIO caching when SPTE masks change
Date: Tue, 2 Aug 2022 23:05:51 +0000	[thread overview]
Message-ID: <YumtzyBgNLWGh466@google.com> (raw)
In-Reply-To: <ebbccf92d7ab97bd79dac5529f109aa5b92542ab.camel@intel.com>

On Wed, Aug 03, 2022, Kai Huang wrote:
> On Tue, 2022-08-02 at 21:15 +0000, Sean Christopherson wrote:
> > On Tue, Aug 02, 2022, Kai Huang wrote:
> > > But we are not checking any of those in kvm_mmu_set_mmio_spte_mask(), right? :)
> > 
> > No, but we really should.
> 
> I can come up a patch if you are not planning to do so?

Hmm, I'll throw one together, it's simple enough (famous last words) and it'll
need to be tested on AMD as well.

  reply	other threads:[~2022-08-02 23:06 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-28 22:17 [PATCH 0/4] KVM: x86/mmu: MMIO caching bug fixes Sean Christopherson
2022-07-28 22:17 ` [PATCH 1/4] KVM: x86: Tag kvm_mmu_x86_module_init() with __init Sean Christopherson
2022-07-29  2:14   ` Kai Huang
2022-07-28 22:17 ` [PATCH 2/4] KVM: x86/mmu: Fully re-evaluate MMIO caching when SPTE masks change Sean Christopherson
2022-07-29  2:39   ` Kai Huang
2022-07-29 15:07     ` Sean Christopherson
2022-08-01  9:24       ` Kai Huang
2022-08-01 14:15         ` Sean Christopherson
2022-08-01 20:46           ` Kai Huang
2022-08-01 23:20             ` Sean Christopherson
2022-08-02  0:05               ` Kai Huang
2022-08-02 21:15                 ` Sean Christopherson
2022-08-02 22:19                   ` Kai Huang
2022-08-02 23:05                     ` Sean Christopherson [this message]
2022-08-02 23:42                       ` Kai Huang
2022-07-28 22:17 ` [PATCH 3/4] KVM: SVM: Adjust MMIO masks (for caching) before doing SEV(-ES) setup Sean Christopherson
2022-07-29  2:06   ` Kai Huang
2022-07-29 18:15     ` Sean Christopherson
2022-07-28 22:17 ` [PATCH 4/4] KVM: SVM: Disable SEV-ES support if MMIO caching is disable Sean Christopherson
2022-07-29  2:12   ` Kai Huang
2022-07-29 15:21     ` Sean Christopherson
2022-08-01  9:30       ` Kai Huang
2022-07-29  1:09 ` [PATCH 0/4] KVM: x86/mmu: MMIO caching bug fixes Michael Roth

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