linux-kernel - Re: [virtio-dev] Re: [PATCH 1/2] virtio: add dma-buf support for exported objects

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Date:   Wed, 26 Feb 2020 17:07:14 +0100
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     David Stevens <stevensd@...omium.org>
Cc:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        "Michael S . Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        linaro-mm-sig@...ts.linaro.org, virtio-dev@...ts.oasis-open.org
Subject: Re: [virtio-dev] Re: [PATCH 1/2] virtio: add dma-buf support for
 exported objects

On Wed, Feb 26, 2020 at 12:56:58PM +0900, David Stevens wrote:
> On Tue, Feb 25, 2020 at 3:10 PM Gerd Hoffmann <kraxel@...hat.com> wrote:
> >
> > How about dma_buf_{get,set}_uuid, simliar to dma_buf_set_name?
> 
> While I'm not opposed to such an API, I'm also hesitant to make
> changes to the dma-buf API for a single use case.

See virtio-wayland discussion.  I expect we will see more cases show up.
Maybe this should even go one level up, to struct file.

cheers,
  Gerd