From: Paolo Bonzini <pbonzini@redhat.com>
To: Sean Christopherson <seanjc@google.com>, Ben Gardon <bgardon@google.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Peter Shier <pshier@google.com>,
"Maciej S . Szmigiero" <maciej.szmigiero@oracle.com>,
Leo Hou <leohou1402@gmail.com>
Subject: Re: [PATCH v3 1/2] KVM: x86/mmu: Ensure TDP MMU roots are freed after yield
Date: Thu, 7 Jan 2021 18:53:56 +0100 [thread overview]
Message-ID: <a1a9346c-e403-618a-91e8-02ce4b7105c8@redhat.com> (raw)
In-Reply-To: <X/dHpSoi5AkPIrfc@google.com>
On 07/01/21 18:40, Sean Christopherson wrote:
> /*
> * The yield_safe() variant of the TDP root iterator gets and puts references to
> * the roots it iterates over. This makes it safe to release the MMU lock and
> * yield within the loop, but the caller MUST NOT exit the loop early.
> */
>
Nicer, thanks!
Paolo
prev parent reply other threads:[~2021-01-07 17:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-07 0:19 [PATCH v3 1/2] KVM: x86/mmu: Ensure TDP MMU roots are freed after yield Ben Gardon
2021-01-07 0:19 ` [PATCH v3 2/2] KVM: x86/mmu: Clarify TDP MMU page list invariants Ben Gardon
2021-01-07 17:32 ` Paolo Bonzini
2021-01-07 15:36 ` [PATCH v3 1/2] KVM: x86/mmu: Ensure TDP MMU roots are freed after yield Maciej S. Szmigiero
2021-01-07 17:40 ` Sean Christopherson
2021-01-07 17:53 ` Paolo Bonzini [this message]
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