linux-kernel - Re: [PATCH] drm/virtio: Allow userspace to mmap() framebuffer

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Message-ID: <20190301055135.qqph6ggypjvhuoan@sirius.home.kraxel.org>
Date:   Fri, 1 Mar 2019 06:51:35 +0100
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     Joshua Watt <jpewhacker@...il.com>
Cc:     dri-devel@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/virtio: Allow userspace to mmap() framebuffer

On Thu, Feb 28, 2019 at 10:47:41AM -0600, Joshua Watt wrote:
> Reports the size of the virtgpu framebuffer to userspace and installs
> the deferred I/O handlers so that userspace can mmap() and write to it.

Fixed already, as side effect of switching virtio to the generic fbdev
emulation.  Patches are in the drm-misc-next branch and should land
upstream in the 5.1 merge window.

cheers,
  Gerd