From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 05034184F; Wed, 20 Nov 2024 08:32:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732091535; cv=none; b=RiArnSQ7YBvT3Sv1X06O/fM5ke2Qv3cjqZyETtoDNtKKkC9JGydoTAxWTRB3FSS53sj/gkxu061DJ12u2zJq6h6gG9jVTJ6K+Sxz1ciuXNGJoBPDft5OtKpAijyJQQKcbxo35MtNT23SOYUOw5Lt/s2tLjyWw8rCEUH7V/5BPhA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732091535; c=relaxed/simple; bh=dXNHNSXuadyJpwK+4KKoncxf22sSJQuUbxURN0kr3Jk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=GMjjOSQE5gf/8rJhAPr4yd9vA5FIS+Z272PsS/rp1zcmXWfkaqXROzT006vnqicg1JB1r421Inh0DqesdNvZzHWTYEyjcABBXYazXJE8T9Py261cyZYW2lkzr4ngHZ9Jz9Llk+bHdhLhzKDH9xdBrrBWUWlOEfVksKsLwnNlFNQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Mg5ROsZ8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Mg5ROsZ8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8073DC4CED0; Wed, 20 Nov 2024 08:32:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732091534; bh=dXNHNSXuadyJpwK+4KKoncxf22sSJQuUbxURN0kr3Jk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Mg5ROsZ82qDNrjFvMfa3k85muGd/SAuUgfqiQuBBiq8aTAHKVrI5Mlw9WY1ZkiPi6 QX5QyPCChWgPrM2nhIX0unWkeQOgb4NdMKeSbd4LUfXcdTEAcCulJV4qIPGhNTWP7Z jygIbqKXEoj5oTVVLgZ0Wz5IogX7kkYcNqaPYHtm5S4tv4LTle5qznElpqhWisPUi2 Le3LUUNUyWqlZ7MqVrAlfVmzqrklA2FOq/oYCtFX6i25jiOY0e/AIG2OjkSKqw962Q qNY0SH11OhnqVJi4MKJmdIiPZHIgArpxtQ34LmmMjcKf3l2n0VkBhEpEh863rs04be xj1hKcu4l9lOQ== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1tDg84-000000007oI-0jgg; Wed, 20 Nov 2024 09:32:04 +0100 Date: Wed, 20 Nov 2024 09:32:04 +0100 From: Johan Hovold To: Leonard Lausen Cc: Dmitry Baryshkov , =?utf-8?Q?Gy=C3=B6rgy?= Kurucz , Rob Clark , Abhinav Kumar , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Jeykumar Sankaran , stable@vger.kernel.org, Abel Vesa Subject: Re: [v2,1/2] drm/msm/dpu1: don't choke on disabling the writeback connector Message-ID: References: <20240802-dpu-fix-wb-v2-1-7eac9eb8e895@linaro.org> <2138d887-f1bf-424a-b3e5-e827a39cc855@lausen.nl> <4f145884-2c91-4e32-a7bc-b439746c6adb@lausen.nl> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4f145884-2c91-4e32-a7bc-b439746c6adb@lausen.nl> On Tue, Nov 19, 2024 at 10:02:33PM -0500, Leonard Lausen wrote: > The finding is that while 6.10.14 with this patch applied still suffers from > that regression, 6.11.9 and 6.12 do not face the CRTC state regression. > Therefore, whatever issue the patch uncovered in older kernels and which > justified not merging it before due to regressing basic CTM functionality, is > now fixed. The patch should be good to merge and backport to 6.11, but from my > perspective should not be backported to older kernels unless the interaction > with the DRM CRTC state issue is understood and an associated fix backported as > well. Thanks for testing. The 6.9 and 6.10 stable trees are EOL and backporting to 6.11 should not cause any trouble then. Johan