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Date:   Wed, 26 Oct 2022 16:47:42 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Thomas Zimmermann <tzimmermann@suse.de>
Cc:     javierm@redhat.com, deller@gmx.de, sashal@kernel.org,
        stable@vger.kernel.org,
        Andreas Thalhammer <andreas.thalhammer-linux@gmx.net>,
        Thorsten Leemhuis <regressions@leemhuis.info>,
        Zack Rusin <zackr@vmware.com>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        Daniel Vetter <daniel@ffwll.ch>,
        Sam Ravnborg <sam@ravnborg.org>,
        Alex Deucher <alexander.deucher@amd.com>,
        Zhen Lei <thunder.leizhen@huawei.com>,
        Changcheng Deng <deng.changcheng@zte.com.cn>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Maxime Ripard <mripard@kernel.org>,
        dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH v2] video/aperture: Call sysfb_disable() before removing
 PCI devices
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References: <20221026144448.424-1-tzimmermann@suse.de>
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On Wed, Oct 26, 2022 at 04:44:48PM +0200, Thomas Zimmermann wrote:
> Call sysfb_disable() from aperture_remove_conflicting_pci_devices()
> before removing PCI devices. Without, simpledrm can still bind to
> simple-framebuffer devices after the hardware driver has taken over
> the hardware. Both drivers interfere with each other and results are
> undefined.
> 
> Reported modesetting errors [1] are shown below.

Now queued up, thanks.

greg k-h