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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> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <3c4246b6-431a-442e-8ace-3b0d0e67743f@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240223_045138_804228_352A4CEA X-CRM114-Status: GOOD ( 17.18 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.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 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy