linux-kernel - Re: [PATCH v3 08/12] drm/virtio: rework virtio_gpu_execbuffer

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Message-ID: <20190620060107.tdz3nrnsczkkv2a6@sirius.home.kraxel.org>
Date:   Thu, 20 Jun 2019 08:01:07 +0200
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     dri-devel@...ts.freedesktop.org,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Sean Paul <sean@...rly.run>, 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 v3 08/12] drm/virtio: rework virtio_gpu_execbuffer_ioctl
 fencing

  Hi,

> Also, I strongly recommend you do a very basic igt to exercise this, i.e.
> allocate some buffers, submit them in a dummby op, then close the entire
> drmfd. The old version should at least have tripped over kasan, maybe even
> oopses somewhere.

Hmm, I suspect I have to extend igt for that (adding support for
virtio ioctls), right?

A quick and dirty test (run webgl demo in firefox, then kill -9 both
firefox and Xorg) didn't show any nasty surprises.

cheers,
  Gerd