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Date:   Thu, 27 Sep 2018 14:37:06 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Holger =?iso-8859-1?Q?Hoffst=E4tte?= 
        <holger@applied-asynchrony.com>
Cc:     linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Lyude Paul <lyude@redhat.com>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        Sean Paul <seanpaul@chromium.org>
Subject: Re: [PATCH 4.18 74/88] drm/atomic: Use drm_drv_uses_atomic_modeset()
 for debugfs creation
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On Thu, Sep 27, 2018 at 12:43:33PM +0200, Holger Hoffst?tte wrote:
> On 09/27/18 11:03, Greg Kroah-Hartman wrote:
> > 4.18-stable review patch.  If anyone has any objections, please let me know.
> > 
> > ------------------
> > 
> > From: Lyude Paul <lyude@redhat.com>
> > 
> > commit 3c499ea0c662e2f38aafbd4f516b08aab8cfa0e5 upstream.
> > 
> > As pointed out by Daniel Vetter, we should be usinng
> > drm_drv_uses_atomic_modeset() for determining whether or not we want to
> > make the debugfs nodes for atomic instead of checking DRIVER_ATOMIC, as
> > the former isn't an accurate representation of whether or not the driver
> > is actually using atomic modesetting internally (even though it might
> > not be exposing atomic capabilities).
> > 
> > Signed-off-by: Lyude Paul <lyude@redhat.com>
> > Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
> > Cc: stable@vger.kernel.org
> > Reviewed-by: Sean Paul <seanpaul@chromium.org>
> > Link: https://patchwork.freedesktop.org/patch/msgid/20180917173733.21293-1-lyude@redhat.com
> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> 
> This patch breaks switching the console to high resolution during boot on my
> workstation with a Radeon card; it worked fine with 4.18.10 and reverting it
> fixes the problem:

Is 4.19-rc5 also a problem?

thanks,

greg k-h