linux-kernel - Re: Drop 0fc6fea41c71 ("drm/i915: Disable DC states for all commits") from the 6.0.y series?

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Message-ID: <2023080930-overturn-duo-17de@gregkh>
Date:   Wed, 9 Aug 2023 11:15:53 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Thorsten Leemhuis <regressions@...mhuis.info>
Cc:     "stable@...r.kernel.org" <stable@...r.kernel.org>,
        Linux kernel regressions list <regressions@...ts.linux.dev>,
        Ville Syrjälä 
        <ville.syrjala@...ux.intel.com>,
        Jani Nikula <jani.nikula@...el.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Kurt Garloff <kurt@...loff.de>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: Drop 0fc6fea41c71 ("drm/i915: Disable DC states for all
 commits") from the 6.0.y series?

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