Merge tag 'drm-misc-fixes-2019-05-29' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

qxl: Drop WARN when u/s tries to mmap a prime buffer (Gerd)

Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20190529211833.GA195708@art_vandelay