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Mon, 08 Jun 2026 01:02:03 -0700 (PDT) X-Received: by 2002:a05:620a:45a4:b0:915:2b2b:fbdc with SMTP id af79cd13be357-915a9c41cbemr1397041785a.2.1780905723227; Mon, 08 Jun 2026 01:02:03 -0700 (PDT) Received: from [192.168.120.170] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-68e65868049sm6655703a12.24.2026.06.08.01.01.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 08 Jun 2026 01:02:01 -0700 (PDT) Message-ID: Date: Mon, 8 Jun 2026 10:01:57 +0200 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 v2] media: venus: Annotate flex arrays with __counted_by() To: Mohammed EL Kadiri , quic_vgarodia@quicinc.com, quic_dikshita@quicinc.com, bryan.odonoghue@linaro.org, mchehab@kernel.org Cc: kees@kernel.org, gustavoars@kernel.org, dmitry.baryshkov@oss.qualcomm.com, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260607111933.6398-1-med08elkadiri@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260607111933.6398-1-med08elkadiri@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA4MDA3MyBTYWx0ZWRfX9niJ3hgF4LFz Wvryts193R4bcdTnKDq7arqZ5SBRjyKQrnrce0izhW7ykd8xnTwjvqUZG0JC+rMT9gxmYrkkbtY H3931uberNQy6mwBCpP7Q70PDG7xnyrkF6gyerIKN5ukefrGD+f7yS8c8+IzbA2B4RErYxhgMrH KCYh8hc0/BBe2f963eC9JIeWN+XO65hTKpIs2VV+it/OFoxA8PRxeYnENX9D2Yg/CfOyzDxPYJN lkBsbxJyftFJcw2VfVg7PZYPut9NUqBeqpde0cVCic8ujaxJMmss2OwXIeDA0tVe+jb7ak9nl+K 2FBuidZ/bBfYOcxz8G8AIc2VYhoqOqP+7K3CmoXt+PPfwecSul2Ed6Jnyk2KRQ148Fr/KVPoRZ/ r/sq3nIqrVYupPwsyKhJil4yLmYTmyPonD3Oc4avA20W1a415imqxyLrVKl2pw7Wg5i6SeGoxaY bPxn5KUyLktJuu1qn/Q== X-Authority-Analysis: v=2.4 cv=CeY4Irrl c=1 sm=1 tr=0 ts=6a2676fc cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=pGLkceISAAAA:8 a=J3NlhzYKM2y1xIgm7VMA:9 a=QEXdDO2ut3YA:10 a=zgiPjhLxNE0A:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-ORIG-GUID: YgOPPrIvR8oHRA-QA2dUEdeSaBKoURtP X-Proofpoint-GUID: YgOPPrIvR8oHRA-QA2dUEdeSaBKoURtP X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-08_02,2026-06-05_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 adultscore=0 priorityscore=1501 spamscore=0 malwarescore=0 phishscore=0 clxscore=1015 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606080073 On 6/7/26 1:19 PM, Mohammed EL Kadiri wrote: > Add __counted_by() annotations to flexible array members: > > - hfi_capabilities::data, counted by num_capabilities > - hfi_profile_level_supported::profile_level, counted by profile_count > - hfi_resource_ocmem_requirement_info::requirements, counted by num_entries > > This improves run-time bounds checking via CONFIG_UBSAN_BOUNDS and > compile-time object size resolution via __builtin_dynamic_object_size(). > > Assisted-by: Claude:claude-opus-4 > Reviewed-by: Dmitry Baryshkov > Signed-off-by: Mohammed EL Kadiri > --- Reviewed-by: Konrad Dybcio Konrad