linux-kernel - [PATCH 0/2] SEV-ES TSC_AUX virtualization fix and optimization

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Message-ID: <cover.1694721045.git.thomas.lendacky@amd.com>
Date:   Thu, 14 Sep 2023 14:50:43 -0500
From:   Tom Lendacky <thomas.lendacky@....com>
To:     <kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <x86@...nel.org>
CC:     Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Ingo Molnar <mingo@...hat.com>,
        "Thomas Gleixner" <tglx@...utronix.de>,
        Babu Moger <babu.moger@....com>
Subject: [PATCH 0/2] SEV-ES TSC_AUX virtualization fix and optimization

This patch series provides a fix to the TSC_AUX virtualization support
and an optimization to reduce the number of WRMSRs to TSC_AUX when
it is virtualized.

---

Patches based on https://git.kernel.org/pub/scm/virt/kvm/kvm.git master
and commit:
  7c7cce2cf7ee ("Merge tag 'kvmarm-fixes-6.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD")

Tom Lendacky (2):
  KVM: SVM: Fix TSC_AUX virtualization setup
  KVM: SVM: Do not use user return MSR support for virtualized TSC_AUX

 arch/x86/kvm/svm/sev.c | 41 ++++++++++++++++++++++++++++++++---------
 arch/x86/kvm/svm/svm.c | 29 +++++++++++++++++++----------
 arch/x86/kvm/svm/svm.h |  5 ++++-
 3 files changed, 55 insertions(+), 20 deletions(-)

-- 
2.41.0