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([2001:b07:6468:f312:5e2c:eb9a:a8b6:fd3e]) by smtp.gmail.com with ESMTPSA id bx19sm1801808ejc.53.2021.04.08.09.30.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 08 Apr 2021 09:30:10 -0700 (PDT) Subject: Re: [PATCH v2 07/17] KVM: x86/mmu: Check PDPTRs before allocating PAE roots To: Sean Christopherson Cc: Wanpeng Li , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm , LKML , Ben Gardon , Brijesh Singh , Tom Lendacky References: <20210305011101.3597423-1-seanjc@google.com> <20210305011101.3597423-8-seanjc@google.com> <8b7129ed-0377-7b91-c741-44ac2202081a@redhat.com> From: Paolo Bonzini Message-ID: Date: Thu, 8 Apr 2021 18:30:09 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/04/21 18:27, Sean Christopherson wrote: > For your approach, can we put the out label after the success path? Setting > mmu->root_pgd isn't wrong per se, but doing so might mislead future readers into > thinking that it's functionally necessary. Indeed, thanks for the speedy review. I'll get it queued tomorrow. Paolo