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Subject: Re: Warning for driver i915 for 4.17.0-rcX
To:     Jani Nikula <jani.nikula@linux.intel.com>,
        =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= <ville.syrjala@linux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc:     intel-gfx <intel-gfx@lists.freedesktop.org>,
        LKML <linux-kernel@vger.kernel.org>
References: <a16d75eb-56ad-6b10-502b-b9f5174b6e21@lwfinger.net>
 <87o9hyd1ru.fsf@intel.com>
From:   Larry Finger <Larry.Finger@lwfinger.net>
Message-ID: <4371fd28-49fb-f019-1fc3-f1318b9562fd@lwfinger.net>
Date:   Wed, 2 May 2018 11:54:31 -0500
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On 05/02/2018 01:12 AM, Jani Nikula wrote:
> On Mon, 30 Apr 2018, Larry Finger <Larry.Finger@lwfinger.net> wrote:
>> With kernel 4.17.0-rc3, I noted the following warning from driver i915.
>>
>> kernel: ------------[ cut here ]------------
>> kernel: Could not determine valid watermarks for inherited state
>> kernel: WARNING: CPU: 3 PID: 224 at drivers/gpu/drm/i915/intel_display.c:14584
>> intel_modeset_init+0x3be/0x1060 [i915]
> 
> Please try [1], see also the related bug [2].
> 
> BR,
> Jani.
> 
> [1] http://patchwork.freedesktop.org/patch/msgid/20180426163015.14232-1-ville.syrjala@linux.intel.com
> [2] https://bugs.freedesktop.org/show_bug.cgi?id=105992

Thanks for your reply. Patch [1] above does fix my warning.

Larry