From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 697D54252A2; Tue, 7 Jul 2026 14:32:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783434745; cv=none; b=d9SnzRFiA5enEx4j8MpYDOKeWCYfwKRtHSMFOZQ1Kj7x8QcxNSssQ0XEGV7Kf2CdxL2Itwqjuy7DFAnEyCjg/rKE9W7GcH44AqFtMQcX9qMD097MK20K++h4O5pNp1QLEJLdX80T1fB3UIn8lHIBIQSkRRHsqMWGgXQwxbgo8sU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783434745; c=relaxed/simple; bh=gPoZSMVoKKDU70W9KeJ2G7VkXeIEeoNTrZ20F0RQ2vg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=gsaWaPyfJbQMtk77R5RSgPe41ipLt7l0EEif3893Bdvgfxt4mmhp4m+s15z36jZvwOqDBLNtynrC3bj9Ld21sohikNcR9QeyldXKJ1UaqnRBaipI9cYvCRxLLEQ+nHD8q+E8yViSOF+GiuxVlLIWzKu2Iwd62iloVKAj/zMzfVs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=WqCg316b; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="WqCg316b" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C2401F000E9; Tue, 7 Jul 2026 14:32:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1783434744; bh=tiZx/mSPksyD1mLKyg5uePeQoXqwFDq6pOM31+vZe64=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=WqCg316b+TNau89QwssY2sozuvDqj3axyePvbvBrdJj0rW0Lddx8uPiGwACnmAgEv 2zVyimjtyEjfpJ5kIAhm1TmelI11N8LI608nHXnaMujnSqm8NzzBSccy9E5t8RHEMn pjdp6xwVbYSwVS6qmtpAGzakCSTncDwykXL/4cAo= Date: Tue, 7 Jul 2026 16:32:21 +0200 From: Greg KH To: Thorsten Leemhuis Cc: Sasha Levin , Linux kernel regressions list , "stable@vger.kernel.org" , Alex Deucher , Christian =?iso-8859-1?Q?K=F6nig?= , Dave Airlie , Simona Vetter , Linus Torvalds Subject: Re: Some 7.1-post fixes that might be worth picking up rather sooner than later Message-ID: <2026070708-hurricane-tackle-43e1@gregkh> References: <91281f28-eccf-4681-8f62-faaa8a3ba529@leemhuis.info> <2026061917-flinch-idealism-898f@gregkh> <2026062236-ludicrous-detached-6e20@gregkh> <2026070707-brigade-petted-5ef2@gregkh> Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2026070707-brigade-petted-5ef2@gregkh> On Tue, Jul 07, 2026 at 01:48:29PM +0200, Greg KH wrote: > On Tue, Jul 07, 2026 at 12:19:20PM +0200, Thorsten Leemhuis wrote: > > [CCing a few people] > > > > On 6/22/26 07:32, Greg KH wrote: > > > On Fri, Jun 19, 2026 at 11:43:41AM +0200, Greg KH wrote: > > >> On Fri, Jun 19, 2026 at 08:04:35AM +0200, Thorsten Leemhuis wrote: > > >>> Hi Stable Team! From the regressions point I think it might be nice to > > >>> pick up the following changes for the next round of stable updates (e.g. > > >>> 7.1.2), as they seem to fix regressions I've seen multiple people report > > >>> with 7.1: > > >>> [...] > > >>> * 12f58a6caad3be ("drm/amd/display: Fix Color Manager (3DLUT, Shaper, > > >>> Blend)") [v7.1-post] > > > > > > This doesn't apply to 7.1.y, and would need a working backport. > > Just a quick status update twimc: > > > > I pointed that out in > > https://gitlab.freedesktop.org/drm/amd/-/work_items/5396 , but nothing > > happened from the AMD side afaics. They have much on their plate, I > > fully understand that, I guess it fell through the cracks (maybe this > > mail helps). Thing is: the backport of the revert is quite big, so > > nobody else (including me) did yet dare to submit it themselves. > > > > So two weeks later the regression caused by e56e3cff2a1bb2 > > ("drm/amd/display: Sync dcn42 with DC 3.2.373") [v7.1-rc1] is still > > unfixed in 7.1.y as far as I can see it -- a regression that is known > > since more than two months now, as the revert to fix it (12f58a6caad3be, > > mentioned in the quote above) was submitted already on 2026-04-29, but > > only made it to mainline during the merge window for 7.2 (this is > > another thing that afaics fell through the cracks; sadly I only became > > aware of the regression after 7.1 was out, otherwise I would have made > > noise earlier to get it included in 7.1). > > So should 12f58a6caad3be be added to the stable queues? It doesn't apply cleanly, so I'd need a backported version. thanks, greg k-h