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([2001:b07:6468:f312:8c9d:1a6f:4730:367c]) by smtp.gmail.com with ESMTPSA id j7sm7755986wro.54.2019.11.11.14.43.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 Nov 2019 14:43:19 -0800 (PST) Subject: Re: [PATCH v2 1/3] KVM: MMU: Do not treat ZONE_DEVICE pages as being reserved To: Dan Williams , Sean Christopherson Cc: =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , KVM list , Linux Kernel Mailing List , Adam Borowski , David Hildenbrand References: <20191111221229.24732-1-sean.j.christopherson@intel.com> <20191111221229.24732-2-sean.j.christopherson@intel.com> From: Paolo Bonzini Openpgp: preference=signencrypt Message-ID: <4d5a1f52-ca25-bbf9-fb3c-d7cec90caafc@redhat.com> Date: Mon, 11 Nov 2019 23:43:19 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-MC-Unique: 3KpnrJG2MLOtcbMxFTvYJg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/11/19 23:39, Dan Williams wrote: >> [*] http://lkml.kernel.org/r/20190919115547.GA17963@angband.pl >> >> Reported-by: Adam Borowski >> Debugged-by: David Hildenbrand >> Cc: Dan Williams > Acked-by: Dan Williams >=20 >> Cc: stable@vger.kernel.org > Perhaps add: >=20 > Fixes: 3565fce3a659 ("mm, x86: get_user_pages() for dax mappings") >=20 > ...since that was the first kernel that broke KVM's assumption about > which pfn types needed to have the reference count managed. >=20 Done, thanks! Paolo