linux-kernel - Re: [PATCH v2] KVM: x86/mmu: Prevent installing hugepages when mem attributes are changing

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Message-ID: <174622206428.880669.10703752422020171252.b4-ty@google.com>
Date: Fri,  2 May 2025 14:50:49 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Michael Roth <michael.roth@....com>
Subject: Re: [PATCH v2] KVM: x86/mmu: Prevent installing hugepages when mem
 attributes are changing

On Wed, 30 Apr 2025 15:09:54 -0700, Sean Christopherson wrote:
> When changing memory attributes on a subset of a potential hugepage, add
> the hugepage to the invalidation range tracking to prevent installing a
> hugepage until the attributes are fully updated.  Like the actual hugepage
> tracking updates in kvm_arch_post_set_memory_attributes(), process only
> the head and tail pages, as any potential hugepages that are entirely
> covered by the range will already be tracked.
> 
> [...]

Applied to kvm-x86 fixes, thanks!

[1/1] KVM: x86/mmu: Prevent installing hugepages when mem attributes are changing
      https://github.com/kvm-x86/linux/commit/9129633d568e

--
https://github.com/kvm-x86/linux/tree/next