linux-kernel - Re: [PATCH 00/10] drm/connector: add eld

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Message-ID: <77545786331df8bfaf5fdcb309437358@kernel.org>
Date: Mon, 02 Dec 2024 10:19:41 +0000
From: "Maxime Ripard" <mripard@...nel.org>
To: "Dmitry Baryshkov" <dmitry.baryshkov@...aro.org>
Cc: amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org, intel-xe@...ts.freedesktop.org, linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org, "Abhinav
 Kumar" <quic_abhinavk@...cinc.com>, "Alain Volmat" <alain.volmat@...s.st.com>, "Alex
 Deucher" <alexander.deucher@....com>, "Alim Akhtar" <alim.akhtar@...sung.com>, "Andrzej
 Hajda" <andrzej.hajda@...el.com>, Christian König <christian.koenig@....com>, "Dave
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 Pinchart" <Laurent.pinchart@...asonboard.com>, "Leo Li" <sunpeng.li@....com>, "Maarten
 Lankhorst" <maarten.lankhorst@...ux.intel.com>, "Marijn Suijten" <marijn.suijten@...ainline.org>, "Maxime
 Ripard" <mripard@...nel.org>, Maíra Canal <mcanal@...lia.com>, "Neil
 Armstrong" <neil.armstrong@...aro.org>, "Phong LE" <ple@...libre.com>, "Raphael
 Gallais-Pou" <rgallaispou@...il.com>, "Raspberry Pi Kernel Maintenance" <kernel-list@...pberrypi.com>, "Rob
 Clark" <robdclark@...il.com>, "Robert Foss" <rfoss@...nel.org>, "Rodrigo
 Siqueira" <Rodrigo.Siqueira@....com>, "Rodrigo Vivi" <rodrigo.vivi@...el.com>, "Sean
 Paul" <sean@...rly.run>, "Seung-Woo Kim" <sw0312.kim@...sung.com>, "Simona
 Vetter" <simona@...ll.ch>, "Thomas Zimmermann" <tzimmermann@...e.de>, "Tvrtko
 Ursulin" <tursulin@...ulin.net>, "Xinhui Pan" <Xinhui.Pan@....com>
Subject: Re: [PATCH 00/10] drm/connector: add eld_mutex to protect
 connector->eld

On Sun, 1 Dec 2024 01:55:17 +0200, Dmitry Baryshkov wrote:
> The connector->eld is accessed by the .get_eld() callback. This access
> can collide with the drm_edid_to_eld() updating the data at the same
> time. Add drm_connector.eld_mutex to protect the data from concurrenct
> access.
> 
> 
> [ ... ]

Reviewed-by: Maxime Ripard <mripard@...nel.org>

Thanks!
Maxime