linux-kernel - Re: [PATCH v5 0/7] KVM: x86/mmu: Run TDP MMU NX huge page recovery under MMU read lock

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Message-ID: <aIFJsLFjyngleQ7S@google.com>
Date: Wed, 23 Jul 2025 13:44:32 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: James Houghton <jthoughton@...gle.com>
Cc: Paolo Bonzini <pbonzini@...hat.com>, Vipin Sharma <vipinsh@...gle.com>, 
	David Matlack <dmatlack@...gle.com>, kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 0/7] KVM: x86/mmu: Run TDP MMU NX huge page recovery
 under MMU read lock

On Mon, Jul 07, 2025, James Houghton wrote:
> David Matlack (1):
>   KVM: selftests: Introduce a selftest to measure execution performance
> 
> James Houghton (3):
>   KVM: x86/mmu: Only grab RCU lock for nx hugepage recovery for TDP MMU
>   KVM: selftests: Provide extra mmap flags in vm_mem_add()
>   KVM: selftests: Add an NX huge pages jitter test
> 
> Vipin Sharma (3):
>   KVM: x86/mmu: Track TDP MMU NX huge pages separately
>   KVM: x86/mmu: Rename kvm_tdp_mmu_zap_sp() to better indicate its
>     purpose
>   KVM: x86/mmu: Recover TDP MMU NX huge pages using MMU read lock

The KVM changes look good, no need for a v5 on that front (I'll do minor fixup
when applying, which will be a few weeks from now, after 6.17-rc1) .  Still
working through the selftests.