linux-kernel - Re: [PATCH 3/3] drm/virtio: implement prime export

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Message-ID: <733f4cdd-1141-54c4-a1f4-ceb8cd4356ed@tronnes.org>
Date:   Wed, 27 Feb 2019 18:11:47 +0100
From:   Noralf Trønnes <noralf@...nnes.org>
To:     Gerd Hoffmann <kraxel@...hat.com>, dri-devel@...ts.freedesktop.org
Cc:     David Airlie <airlied@...ux.ie>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:VIRTIO GPU DRIVER" 
        <virtualization@...ts.linux-foundation.org>
Subject: Re: [PATCH 3/3] drm/virtio: implement prime export



Den 27.02.2019 15.44, skrev Gerd Hoffmann:
> Just run drm_prime_pages_to_sg() on the ttm pages list to get an
> sg_table for export.  The pages list is created at object initialization
> time, so there should be no need to handle an unpopulated page list.
> Add a sanity check nevertheless.
> 
> Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>

Acked-by: Noralf Trønnes <noralf@...nnes.org>