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Message-ID: <9bab4777-3034-b789-fdf6-ca8d7e6a8c35@infradead.org>
Date:   Tue, 1 Feb 2022 15:06:04 -0800
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Subject: Re: Kconfig CONFIG_FB dependency regression
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To:     Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
        Kees Cook <keescook@chromium.org>,
        Daniel Vetter <daniel.vetter@ffwll.ch>,
        Arnd Bergmann <arnd@kernel.org>
Cc:     "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        "linux-mediatek@lists.infradead.org" 
        <linux-mediatek@lists.infradead.org>,
        Bing Yuan <Bing.Yuan@synopsys.com>,
        John Youn <John.Youn@synopsys.com>
References: <6fc4a81f-1a13-bff9-7b2e-d5bec382cb42@synopsys.com>
From:   Randy Dunlap <rdunlap@infradead.org>
In-Reply-To: <6fc4a81f-1a13-bff9-7b2e-d5bec382cb42@synopsys.com>
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On 2/1/22 15:01, Thinh Nguyen wrote:
> Hi,
> 
> One of our test setups is unable to boot (stuck at initramfs). Git
> bisection points to the commit below:
> 
> f611b1e7624c ("drm: Avoid circular dependencies for CONFIG_FB")
> 
> Reverting this patch resolves the issue. This issue persists in mainline
> also. Unfortunately there isn't any meaningful log. Hopefully someone
> can give some insight as to what could be the issue and revert/fix this
> issue.

Hi,
Did you enable DRM_FBDEV_EMULATION?
Please provide the failing .config file.

-- 
~Randy