From: "Radim Krčmář" <rkrcmar@redhat.com>
To: Peter Feiner <pfeiner@google.com>
Cc: kvm@vger.kernel.org, pbonzini@redhat.com, andreslc@google.com,
junaids@google.com
Subject: Re: [PATCH] KVM: X86: MMU: no mmu_notifier_seq++ in kvm_age_hva
Date: Thu, 29 Sep 2016 20:27:38 +0200 [thread overview]
Message-ID: <20160929182738.GC13257@potion> (raw)
In-Reply-To: <a8af26748dc6168c8363495b05cf8eb0db001347.1474911775.git.pfeiner@google.com>
2016-09-26 10:45-0700, Peter Feiner:
> The MMU notifier sequence number keeps GPA->HPA mappings in sync when
> GPA->HPA lookups are done outside of the MMU lock (e.g., in
> tdp_page_fault). Since kvm_age_hva doesn't change GPA->HPA, it's
> unnecessary to increment the sequence number.
>
> Signed-off-by: Peter Feiner <pfeiner@google.com>
> ---
Applied to kvm/queue, thanks.
prev parent reply other threads:[~2016-09-29 18:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-26 17:45 [PATCH] KVM: X86: MMU: no mmu_notifier_seq++ in kvm_age_hva Peter Feiner
2016-09-27 9:29 ` Paolo Bonzini
2016-09-27 15:31 ` Peter Feiner
2016-09-27 16:54 ` Paolo Bonzini
2016-09-27 17:00 ` Peter Feiner
2016-09-29 18:27 ` Radim Krčmář [this message]
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