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 76B717AE45; Fri, 23 Feb 2024 12:51:36 +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=1708692696; cv=none; b=dMWC/8lZH5+gZsqMsKDLwuuNx38TDSuEMlkLb0iXSzhtgaVrPo84NFiyTXys4RMATGIanigySfqVRjFveZwh/fHbIefbADqTHbLJllItb2DH52YsmzHZJ3illaEPIAcduQvqY6K2UR9voeMtYHQaptRndtGwZLLVNAT2UVKFKGY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708692696; c=relaxed/simple; bh=1lJXy4uKYL7pJq5F8Vo9jDbbuH8lfKzhYgyljzDs/n0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=BFlNLaCyB3COIPLPuLGAXJ0hs65J29khpahW2Z5UIigLtgKJUVKgceZURquxlexVGGL18mg1PK1kwkMz25+IvUKjObEDzNS4kkwAxDix+8rItBpRtwQP7kfnuLM15dSnU2uwCdAkb0ioWkMuHDvL8XZF/fMz0rDyUC3iHPrTgjY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=evV+Boqp; 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="evV+Boqp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DDC6DC433F1; Fri, 23 Feb 2024 12:51:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708692696; bh=1lJXy4uKYL7pJq5F8Vo9jDbbuH8lfKzhYgyljzDs/n0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=evV+Boqp9I4YqNzKSjDSoquLBTJkguhMnylBUp+eSde9n7BkMk3q9Lg60i9e8XMX6 KnVD7vHyg/cySaCtEXVuP/bnIKdedXSHu565Z9tnXNSUs8YPe1xFIzRKuV5Lg0ZXQV l5kazV2J2jYV5p1S+u6WGNhBVb5rBFr+fQm9xY0lkYDytbFklcGTP7cg/mrT3n3tmj s3PjVAYReKFME7zw5SaGqKfCDkAiLyIE41BxO+3TiTxQhRYcsaiqUTsS88rk0XN1+O AHCRTL2asQ7U5XUr+EIzkSF1syZ/XvtniJ/7iKjkLOcduxCRcGwgDdWDqckgm/Fjq3 7vD74+f1h5vkw== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1rdV1f-000000002l8-1Rm4; Fri, 23 Feb 2024 13:51:40 +0100 Date: Fri, 23 Feb 2024 13:51:39 +0100 From: Johan Hovold To: Neil Armstrong Cc: Bjorn Andersson , Andrzej Hajda , Robert Foss , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Vinod Koul , Johan Hovold , Jonas Karlman , Laurent Pinchart , Jernej Skrabec , Konrad Dybcio , Kishon Vijay Abraham I , Dmitry Baryshkov , Rob Clark , Abhinav Kumar , Kuogee Hsieh , freedreno@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org Subject: Re: [PATCH 0/6] soc: qcom: pmic_glink_altmode: fix drm bridge use-after-free Message-ID: References: <20240217150228.5788-1-johan+linaro@kernel.org> <170868613914.4029284.5549880672870201262.b4-ty@linaro.org> <3c4246b6-431a-442e-8ace-3b0d0e67743f@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@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: <3c4246b6-431a-442e-8ace-3b0d0e67743f@linaro.org> On Fri, Feb 23, 2024 at 12:03:10PM +0100, Neil Armstrong wrote: > On 23/02/2024 12:02, Neil Armstrong wrote: > > Hi, > > > > On Sat, 17 Feb 2024 16:02:22 +0100, Johan Hovold wrote: > >> Starting with 6.8-rc1 the internal display sometimes fails to come up on > >> machines like the Lenovo ThinkPad X13s and the logs indicate that this > >> is due to a regression in the DRM subsystem [1]. > >> > >> This series fixes a race in the pmic_glink_altmode driver which was > >> exposed / triggered by the transparent DRM bridges rework that went into > >> 6.8-rc1 and that manifested itself as a bridge failing to attach and > >> sometimes triggering a NULL-pointer dereference. > >> > >> [...] > > > > Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-fixes) > > > > [1/6] drm/bridge: aux-hpd: fix OF node leaks > > https://cgit.freedesktop.org/drm/drm-misc/commit/?id=9ee485bdda68d6d3f5728cbe3150eb9013d7d22b > > [2/6] drm/bridge: aux-hpd: separate allocation and registration > > (no commit info) > > [3/6] soc: qcom: pmic_glink_altmode: fix drm bridge use-after-free > > (no commit info) > > [4/6] soc: qcom: pmic_glink: Fix boot when QRTR=m > > (no commit info) > > [5/6] phy: qcom-qmp-combo: fix drm bridge registration > > (no commit info) > > [6/6] phy: qcom-qmp-combo: fix type-c switch registration > > (no commit info) > > > > To clarify, I only applied patch 1 to drm-misc-fixes Ok, but can you please not do that? :) These patches should go in through the same tree to avoid conflicts. I discussed this with Bjorn and Dmitry the other day and the conclusion was that it was easiest to take all of these through DRM. With Vinod acking the PHY patches, I believe you have what you need to merge the whole series now? Johan