Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Received-SPF: Pass (protection.outlook.com: domain of arm.com designates
 63.35.35.123 as permitted sender) receiver=protection.outlook.com;
 client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com;
From:   Guillaume Gardet <Guillaume.Gardet@arm.com>
To:     Gerd Hoffmann <kraxel@redhat.com>,
        "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>
CC:     "tzimmermann@suse.de" <tzimmermann@suse.de>,
        "gurchetansingh@chromium.org" <gurchetansingh@chromium.org>,
        "olvaffe@gmail.com" <olvaffe@gmail.com>,
        "stable@vger.kernel.org" <stable@vger.kernel.org>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        "open list:VIRTIO GPU DRIVER" 
        <virtualization@lists.linux-foundation.org>,
        open list <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v5 2/3] drm/virtio: fix mmap page attributes
Thread-Topic: [PATCH v5 2/3] drm/virtio: fix mmap page attributes
Thread-Index: AQHV7LwkjpLu2iQNSEaItPZROfIBIKgtsI6A
Date:   Wed, 26 Feb 2020 16:52:22 +0000
Message-ID: <VI1PR0802MB223736CC0A877F9219E8B86383EA0@VI1PR0802MB2237.eurprd08.prod.outlook.com>
References: <20200226154752.24328-1-kraxel@redhat.com>
 <20200226154752.24328-3-kraxel@redhat.com>
In-Reply-To: <20200226154752.24328-3-kraxel@redhat.com>
Accept-Language: en-GB, en-US
Content-Language: en-US
Authentication-Results-Original: spf=none (sender IP is )
 smtp.mailfrom=Guillaume.Gardet@arm.com; 
nodisclaimer: true
received-spf: None (protection.outlook.com: arm.com does not designate
 permitted sender hosts)
X-Microsoft-Antispam-Message-Info-Original: H28jBxoVu8vCDf/BuNScEuqxN+RKU/4xgt9kPfo0ZrJNU86NiZ0sg3zmRV1y8F6oi6MKcHfwj5kjA4Q0RUiTwPs9ZFhTkZIp0sQRdmsKv4bkpEmapIZpw9EcF7s0lYGzViRhA0St5a+cWslptKlexAIE+ByVpsUx1Jg50I7/wRUvO5qm5rJz7K1KOhYcSe1oBbGRtG52Sg1qjGrjCOHwS4IgJEzkaP9RXM0K2fvSBpCqMotaZrfbTtXuDbez+HCN85xRaG942cmnvdxv0/4T1Hafo2WNnHSKCujlN1d9R5jZotKPu+mGKREOK7QdaKfQY+vSbzJNXE3kylyZE/30JioakgndAx4oERvSGbX0Bo1KLm5WlZdFRIT7dD2pt33LKMEu/i6seFrGiesDlIatoZ0nA8LfDb+/tFPJ212zTatfDRu8dQEt40qR+4+REzwn
x-ms-exchange-antispam-messagedata: HGBmvvh0Xjd5fNJRZ/IpVIQqeUxql4gHnlScZ3uIcgNua+1QQH1UCOH+stYD0YKUXsTRkKHnX/h4SCFRdEEXUZx+z9Lr6ur7f9LvxDaJ+AqaSFEyXPB8nmYBCZ8wOsjhPLqxSdFRJXzg1TQ04+GzQqAT4G2wNYvczcbP/Oj0VTPfWhA3fv4p9Izt0/EiLfYaKg8N512d8gyHmH1MXMW/sA==
x-ms-exchange-transport-forked: True
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR0802MB2575
Original-Authentication-Results: spf=none (sender IP is )
 smtp.mailfrom=Guillaume.Gardet@arm.com; 
X-EOPAttributedMessage: 0
X-MS-Exchange-Transport-CrossTenantHeadersStripped: DB5EUR03FT048.eop-EUR03.prod.protection.outlook.com
X-Forefront-Antispam-Report: CIP:63.35.35.123;IPV:CAL;SCL:-1;CTRY:IE;EFV:NLI;SFV:NSPM;SFS:(10009020)(4636009)(376002)(136003)(346002)(396003)(39860400002)(189003)(199004)(70206006)(450100002)(356004)(336012)(4326008)(70586007)(5660300002)(33656002)(186003)(26826003)(6506007)(478600001)(316002)(53546011)(9686003)(7696005)(81166006)(110136005)(86362001)(8936002)(52536014)(2906002)(26005)(55016002)(81156014)(8676002)(54906003);DIR:OUT;SFP:1101;SCL:1;SRVR:VI1PR08MB3709;H:64aa7808-outbound-1.mta.getcheckrecipient.com;FPR:;SPF:Pass;LANG:en;PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com;MX:1;A:1;
X-MS-Office365-Filtering-Correlation-Id-Prvs: 0691342b-d4f6-4e6b-d17c-08d7badc3fdc
X-Forefront-PRVS: 0325F6C77B
X-Microsoft-Antispam: BCL:0;
X-Microsoft-Antispam-Message-Info: YDZIEACBWornnMjGzhWR2dOSoQdvaMpYFKi0gzZeyTP2F7ohmnwsfY6AEM9xbns0aCIyzBgQioMjbcjGfo1S9IpTXekVYe1oeIh1EeESlM+PsGv5oYLnBfuQdYhqVLnwfjKAYwIFup6Ro81xF9bEWD2/4rRMY/wK3aQoUR1yPCYAb3y1uvo00jzro/Ip9jbBIQ5FKDY/d8vLEbAXaIb0fCKiFcTGdzV3KwCyMFA/hX8kt3iafteNXYb4YTNM04HO+zhzZe9JfhEPnZygmmTNUIcM29NmPP4epnx8mEcZGPHzOXxT6lmDFdwTqFuihZlxExhsy0gRtH9XX2zNDQ+SEhyiORwIdsfJNjWcxIS/tkpKuZzbnM4e60I/KhVg6fbAX55AG3alHYj1QHZYKVwvOALtVByye+Qpj+BNU3I81rBzZDcIQiYnkMvKH0BJgrrF
X-OriginatorOrg: arm.com
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Feb 2020 16:52:28.6130
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: d2d2f5b6-df11-4b85-178a-08d7badc439e
X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d
X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com]
X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem
X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB3709
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org


> -----Original Message-----
> From: Gerd Hoffmann <kraxel@redhat.com>
> Sent: 26 February 2020 16:48
> To: dri-devel@lists.freedesktop.org
> Cc: tzimmermann@suse.de; gurchetansingh@chromium.org; olvaffe@gmail.com;
> Guillaume Gardet <Guillaume.Gardet@arm.com>; Gerd Hoffmann
> <kraxel@redhat.com>; stable@vger.kernel.org; David Airlie <airlied@linux.=
ie>;
> Daniel Vetter <daniel.vetter@ffwll.ch>; open list:VIRTIO GPU DRIVER
> <virtualization@lists.linux-foundation.org>; open list <linux-
> kernel@vger.kernel.org>
> Subject: [PATCH v5 2/3] drm/virtio: fix mmap page attributes
>
> virtio-gpu uses cached mappings, set
> drm_gem_shmem_object.map_cached accordingly.
>
> Cc: stable@vger.kernel.org
> Fixes: c66df701e783 ("drm/virtio: switch from ttm to gem shmem helpers")
> Reported-by: Gurchetan Singh <gurchetansingh@chromium.org>
> Reported-by: Guillaume Gardet <Guillaume.Gardet@arm.com>
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

Tested-by: Guillaume Gardet <Guillaume.Gardet@arm.com>

> ---
>  drivers/gpu/drm/virtio/virtgpu_object.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c
> b/drivers/gpu/drm/virtio/virtgpu_object.c
> index 3d2a6d489bfc..59319435218f 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_object.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_object.c
> @@ -119,6 +119,7 @@ struct drm_gem_object *virtio_gpu_create_object(struc=
t
> drm_device *dev,
>  return NULL;
>
>  bo->base.base.funcs =3D &virtio_gpu_gem_funcs;
> +bo->base.map_cached =3D true;
>  return &bo->base.base;
>  }
>
> --
> 2.18.2

IMPORTANT NOTICE: The contents of this email and any attachments are confid=
ential and may also be privileged. If you are not the intended recipient, p=
lease notify the sender immediately and do not disclose the contents to any=
 other person, use it for any purpose, or store or copy the information in =
any medium. Thank you.