linux-kernel - Re: [PATCH] drm/vc4: Fix race between page flip completion event and clean-up

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Message-ID: <CAPj87rMjE8GDmLNwY6VZ4PwTmeU+J0ObKmLV-TQR8JkiP8CqCQ@mail.gmail.com>
Date:   Tue, 29 Nov 2016 09:59:22 +0000
From:   Daniel Stone <daniel@...ishbar.org>
To:     Eric Anholt <eric@...olt.net>
Cc:     dri-devel <dri-devel@...ts.freedesktop.org>,
        Derek Foreman <derekf@....samsung.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/vc4: Fix race between page flip completion event and clean-up

On 28 November 2016 at 22:31, Eric Anholt <eric@...olt.net> wrote:
> There was a small window where a userspace program could submit
> a pageflip after receiving a pageflip completion event yet still
> receive EBUSY.
>
> Signed-off-by: Derek Foreman <derekf@....samsung.com>
> Signed-off-by: Eric Anholt <eric@...olt.net>
> Reviewed-by: Eric Anholt <eric@...olt.net>

Reviewed-by: Daniel Stone <daniels@...labora.com>