linux-kernel - Re: [Xen-devel][PATCH v2 1/3] xen: Introduce shared buffer helpers for page directory...

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Message-ID: <ab1b0d28-f3a1-41ec-82df-2474553dbefe@oracle.com>
Date:   Tue, 4 Dec 2018 19:28:05 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Oleksandr Andrushchenko <andr2000@...il.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, alsa-devel@...a-project.org,
        jgross@...e.com
Cc:     Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
Subject: Re: [Xen-devel][PATCH v2 1/3] xen: Introduce shared buffer helpers
 for page directory...

On 11/30/18 2:42 AM, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>
>
> based frontends. Currently the frontends which implement
> similar code for sharing big buffers between frontend and
> backend are para-virtualized DRM and sound drivers.
> Both define the same way to share grant references of a
> data buffer with the corresponding backend with little
> differences.
>
> Move shared code into a helper module, so there is a single
> implementation of the same functionality for all.
>
> This patch introduces code which is used by sound and display
> frontend drivers without functional changes with the intention
> to remove shared code from the corresponding drivers.
>
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>

Acked-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>