linux-kernel - Re: [PATCH 0/2] KVM: nSVM: TLB

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Message-Id: <CWCFRS30GBXB.2KV4ZAWTFNZTO@erna>
Date:   Thu, 19 Oct 2023 15:12:23 +0200
From:   "Stefan Sterz" <s.sterz@...xmox.com>
To:     "Sean Christopherson" <seanjc@...gle.com>,
        "Paolo Bonzini" <pbonzini@...hat.com>
Cc:     <kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] KVM: nSVM: TLB_CONTROL / FLUSHBYASID "fixes"

On Wed Oct 18, 2023 at 9:41 PM CEST, Sean Christopherson wrote:
> Two "fixes" to play nice with running VMware Workstation on top of KVM,
> in quotes because patch 2 isn't really a fix.
>

Hey, thanks for providing these patches. Tested them here with ESXi 7,
they work like a charm!

As a sidenote regarding my tests: had to fiddle a bit with the reverted
commit as I applied them on top of the v6.2 tag, because that is still
the kernel version we use over here.

> Sean Christopherson (2):
>   Revert "nSVM: Check for reserved encodings of TLB_CONTROL in nested
>     VMCB"
>   KVM: nSVM: Advertise support for flush-by-ASID
>
>  arch/x86/kvm/svm/nested.c | 15 ---------------
>  arch/x86/kvm/svm/svm.c    |  1 +
>  2 files changed, 1 insertion(+), 15 deletions(-)
>
>
> base-commit: 437bba5ad2bba00c2056c896753a32edf80860cc
> --
> 2.42.0.655.g421f12c284-goog