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Date: Wed, 9 Aug 2023 11:15:53 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Thorsten Leemhuis <regressions@leemhuis.info>
Cc: "stable@vger.kernel.org" <stable@vger.kernel.org>,
	Linux kernel regressions list <regressions@lists.linux.dev>,
	Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>,
	Jani Nikula <jani.nikula@intel.com>,
	LKML <linux-kernel@vger.kernel.org>, Kurt Garloff <kurt@garloff.de>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Sasha Levin <sashal@kernel.org>
Subject: Re: Drop 0fc6fea41c71 ("drm/i915: Disable DC states for all
 commits") from the 6.0.y series?
Message-ID: <2023080930-overturn-duo-17de@gregkh>
References: <f0870e8f-0c66-57fd-f95d-18d014a11939@leemhuis.info>
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In-Reply-To: <f0870e8f-0c66-57fd-f95d-18d014a11939@leemhuis.info>

On Mon, Aug 07, 2023 at 12:52:03PM +0200, Thorsten Leemhuis wrote:
> Hi Greg! Months ago you picked up mainline commit a2b6e99d8a6
> ("drm/i915: Disable DC states for all commits") for the 6.1.23 release
> as commit 0fc6fea41c71. It causes issues vor a few people (at least
> three, two of which are CCed) -- apparently because it depends on some
> change that wasn't picked up for 6.1.y. This is known for a while now,
> but nobody has yet found which change that is (Al found something that
> worked for him, but that didn't work for others). For the whole story
> skim this ticket:
> 
> https://gitlab.freedesktop.org/drm/intel/-/issues/8419
> 
> I wonder if it might be better if you revert that commit for 6.0.y; I
> asked already in the ticket if this is likely to cause regressions for
> users of 6.0.y, but got no answer from the i915 devs (or did I miss
> something?). :-/

Now reverted (note, 6.0.y is long dead, I reverted this for 6.1.y)

thanks,

greg "drowning in kernel release numbers" k-h