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Wed, 04 Dec 2024 23:26:23 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4B4NQMKZ030623 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 4 Dec 2024 23:26:22 GMT Received: from [10.71.110.107] (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 4 Dec 2024 15:26:19 -0800 Message-ID: Date: Wed, 4 Dec 2024 15:26:18 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 07/10] drm/msm/dp: use eld_mutex to protect access to connector->eld To: Dmitry Baryshkov CC: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Harry Wentland , Leo Li , Rodrigo Siqueira , Alex Deucher , =?UTF-8?Q?Christian_K=C3=B6nig?= , Xinhui Pan , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Phong LE , Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , Jani Nikula , Rodrigo Vivi , Joonas Lahtinen , Tvrtko Ursulin , Rob Clark , Sean Paul , Marijn Suijten , Alain Volmat , Raphael Gallais-Pou , Dave Stevenson , =?UTF-8?Q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , , , , , , , , , References: <20241201-drm-connector-eld-mutex-v1-0-ba56a6545c03@linaro.org> <20241201-drm-connector-eld-mutex-v1-7-ba56a6545c03@linaro.org> Content-Language: en-US From: Abhinav Kumar In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: ih6cbWCa3Fo1OS03TdHomljQ100iLSU9 X-Proofpoint-ORIG-GUID: ih6cbWCa3Fo1OS03TdHomljQ100iLSU9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 mlxscore=0 mlxlogscore=925 lowpriorityscore=0 clxscore=1015 malwarescore=0 priorityscore=1501 spamscore=0 adultscore=0 suspectscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412040179 On 12/3/2024 5:58 AM, Dmitry Baryshkov wrote: > On Mon, Dec 02, 2024 at 07:27:45PM -0800, Abhinav Kumar wrote: >> >> >> On 11/30/2024 3:55 PM, Dmitry Baryshkov wrote: >>> Reading access to connector->eld can happen at the same time the >>> drm_edid_to_eld() updates the data. Take the newly added eld_mutex in >>> order to protect connector->eld from concurrent access. >>> >>> Signed-off-by: Dmitry Baryshkov >>> --- >>> drivers/gpu/drm/msm/dp/dp_audio.c | 2 ++ >>> 1 file changed, 2 insertions(+) >>> >> >> Reviewed-by: Abhinav Kumar > > Ack to merge through drm-misc? > Yes, Acked-by: Abhinav Kumar