linux-kernel - Re: [PATCH v4 8/9] xen/gntdev: Implement dma-buf export functionality

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Message-ID: <31fdf7cc-6c57-6216-06b6-54471d873178@gmail.com>
Date:   Mon, 2 Jul 2018 10:04:13 +0300
From:   Oleksandr Andrushchenko <andr2000@...il.com>
To:     xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-media@...r.kernel.org,
        jgross@...e.com, boris.ostrovsky@...cle.com, konrad.wilk@...cle.com
Cc:     daniel.vetter@...el.com, dongwon.kim@...el.com,
        matthew.d.roper@...el.com,
        Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
Subject: Re: [PATCH v4 8/9] xen/gntdev: Implement dma-buf export functionality

+
> +static const struct dma_buf_ops dmabuf_exp_ops =  {
> +	.attach = dmabuf_exp_ops_attach,
> +	.detach = dmabuf_exp_ops_detach,
> +	.map_dma_buf = dmabuf_exp_ops_map_dma_buf,
> +	.unmap_dma_buf = dmabuf_exp_ops_unmap_dma_buf,
> +	.release = dmabuf_exp_ops_release,
> +	.map = dmabuf_exp_ops_kmap,
> +	.map_atomic = dmabuf_exp_ops_kmap_atomic,
> +	.unmap = dmabuf_exp_ops_kunmap,
> +	.unmap_atomic = dmabuf_exp_ops_kunmap_atomic,
> +	.mmap = dmabuf_exp_ops_mmap,
> +};
> +
>
Due to upcoming API change [1] the atomic ops need to be removed before
merging into the mainline

[1] 
https://cgit.freedesktop.org/drm/drm-misc/commit/include/linux/dma-buf.h?id=f664a52695429b68afb4e130a0f69cd5fd1fec86