linux-kernel - Re: [PATCH 4.9 03/30] drm/vc4: crtc: Use an union to store the page flip callback

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Date:   Mon, 26 Sep 2022 18:11:08 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Pavel Machek <pavel@...x.de>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Melissa Wen <mwen@...lia.com>,
        Maxime Ripard <maxime@...no.tech>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: [PATCH 4.9 03/30] drm/vc4: crtc: Use an union to store the page
 flip callback

On Mon, Sep 26, 2022 at 12:38:00PM +0200, Pavel Machek wrote:
> Hi!
> 
> > From: Maxime Ripard <maxime@...no.tech>
> > 
> > [ Upstream commit 2523e9dcc3be91bf9fdc0d1e542557ca00bbef42 ]
> > 
> > We'll need to extend the vc4_async_flip_state structure to rely on
> > another callback implementation, so let's move the current one into a
> > union.
> 
> AFAICT this is preparation, not a bugfix; and I don't see patch this
> prepares for queued. So we should not have this one, either.

Dropped.

For some reason we had a bunch of 4.9-only patches that were not in any
other stable tree, so they shouldn't have only gone to 4.9.  I'll review
them all again and then push out a -rc2.

thanks,

greg k-h