linux-kernel - Re: [PATCH v2 0/4] KVM: x86/mmu: small locking cleanups

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Message-ID: <170137684485.660161.8230111667906795222.b4-ty@google.com>
Date:   Thu, 30 Nov 2023 17:52:22 -0800
From:   Sean Christopherson <seanjc@...gle.com>
To:     Sean Christopherson <seanjc@...gle.com>,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>
Cc:     mlevitsk@...hat.com
Subject: Re: [PATCH v2 0/4] KVM: x86/mmu: small locking cleanups

On Sat, 25 Nov 2023 03:33:56 -0500, Paolo Bonzini wrote:
> Remove "bool shared" argument from functions and iterators that need
> not know if the lock is taken for read or write.  This is common because
> protection is achieved via RCU and tdp_mmu_pages_lock or because the
> argument is only used for assertions that can be written by hand.
> 
> Also always take tdp_mmu_pages_lock even if mmu_lock is currently taken
> for write.
> 
> [...]

Applied to kvm-x86 mmu, thanks!

[1/4] KVM: x86/mmu: remove unnecessary "bool shared" argument from functions
      https://github.com/kvm-x86/linux/commit/2d30059d38e6
[2/4] KVM: x86/mmu: remove unnecessary "bool shared" argument from iterators
      https://github.com/kvm-x86/linux/commit/59b93e634b40
[3/4] KVM: x86/mmu: always take tdp_mmu_pages_lock
      https://github.com/kvm-x86/linux/commit/4072c73104f2
[4/4] KVM: x86/mmu: fix comment about mmu_unsync_pages_lock
      https://github.com/kvm-x86/linux/commit/9dc2973a3b20

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