From: Paolo Bonzini <pbonzini@redhat.com>
To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Subject: [PATCH 0/7] KVM: a bunch of fixes
Date: Mon, 2 Nov 2026 18:14:21 -0500 [thread overview]
Message-ID: <20261102231428.13523-1-pbonzini@redhat.com> (raw)
Seven fixes ranging from performance issues to missing checks and potential
use of a stale role. All except the last one are Cc'd to stable, and all
of them are already on their way to Linus.
Paolo
Sean Christopherson (7):
KVM: nSVM: Check validity of vmcs01 save area copied from SMRAM on RSM
KVM: x86/mmu: Conditionally resched when retrying gPTE walk on A/D
update failure
KVM: x86: Conditionally resched when restarting REP string emulation
KVM: nVMX: Process each host MSR entry at most once when unwinding
failed VM-Entry
KVM: x86/mmu: Cap number of parent PTEs per SP at 1000 (the arbitrary
rmap limit)
KVM: x86: Unconditionally reset MMU context when emulating INIT
KVM: x86: Flush guest TLB when emulating a RESET to strictly honor the
spec
arch/x86/kvm/mmu/mmu.c | 10 ++++++++
arch/x86/kvm/mmu/paging_tmpl.h | 11 +++++++-
arch/x86/kvm/svm/nested.c | 23 +++++++++++------
arch/x86/kvm/svm/svm.c | 2 ++
arch/x86/kvm/svm/svm.h | 2 ++
arch/x86/kvm/vmx/nested.c | 1 +
arch/x86/kvm/x86.c | 46 ++++++++++++++++++----------------
7 files changed, 66 insertions(+), 29 deletions(-)
--
2.52.0
next reply other threads:[~2026-11-02 23:14 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-02 23:14 Paolo Bonzini [this message]
2026-11-02 23:14 ` [PATCH 1/7] KVM: nSVM: Check validity of vmcs01 save area copied from SMRAM on RSM Paolo Bonzini
2026-11-02 23:14 ` [PATCH 2/7] KVM: x86/mmu: Conditionally resched when retrying gPTE walk on A/D update failure Paolo Bonzini
2026-11-02 23:14 ` [PATCH 3/7] KVM: x86: Conditionally resched when restarting REP string emulation Paolo Bonzini
2026-11-02 23:14 ` [PATCH 4/7] KVM: nVMX: Process each host MSR entry at most once when unwinding failed VM-Entry Paolo Bonzini
2026-11-02 23:39 ` Jim Mattson
2026-11-03 0:10 ` Sean Christopherson
2026-11-03 0:34 ` Jim Mattson
2026-11-02 23:14 ` [PATCH 5/7] KVM: x86/mmu: Cap number of parent PTEs per SP at 1000 (the arbitrary rmap limit) Paolo Bonzini
2026-11-02 23:14 ` [PATCH 6/7] KVM: x86: Unconditionally reset MMU context when emulating INIT Paolo Bonzini
2026-11-02 23:14 ` [PATCH 7/7] KVM: x86: Flush guest TLB when emulating a RESET to strictly honor the spec Paolo Bonzini
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