linux-kernel - Re: [GIT PULL] KVM: x86: MMU changes for 6.19

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Message-ID: <CABgObfZynxYyvBmA5uP9+E5nqNEak8rjPt5SEuRzQtzLPoe6qw@mail.gmail.com>
Date: Wed, 26 Nov 2025 09:50:18 +0100
From: Paolo Bonzini <pbonzini@...hat.com>
To: Sean Christopherson <seanjc@...gle.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] KVM: x86: MMU changes for 6.19

On Wed, Nov 26, 2025 at 2:45 AM Sean Christopherson <seanjc@...gle.com> wrote:
>
> An optimization for enable_mmio_caching=0 and a minor cleanup.
>
> The following changes since commit 3a8660878839faadb4f1a6dd72c3179c1df56787:
>
>   Linux 6.18-rc1 (2025-10-12 13:42:36 -0700)
>
> are available in the Git repository at:
>
>   https://github.com/kvm-x86/linux.git tags/kvm-x86-mmu-6.19
>
> for you to fetch changes up to 6422060aa9c7bb2039b23948db5d4e8194036657:
>
>   KVM: x86/mmu: Move the misplaced export of kvm_zap_gfn_range() (2025-11-04 09:51:06 -0800)

Pulled, thanks.

Paolo

> ----------------------------------------------------------------
> KVM x86 MMU changes for 6.19:
>
>  - Skip the costly "zap all SPTEs" on an MMIO generation wrap if MMIO SPTE
>    caching is disabled, as there can't be any relevant SPTEs to zap.
>
>  - Relocate a misplace export.
>
> ----------------------------------------------------------------
> Dmytro Maluka (1):
>       KVM: x86/mmu: Skip MMIO SPTE invalidation if enable_mmio_caching=0
>
> Kai Huang (1):
>       KVM: x86/mmu: Move the misplaced export of kvm_zap_gfn_range()
>
>  arch/x86/kvm/mmu/mmu.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>