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[35.228.163.52]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-38ecb4f5035sm1293491fa.4.2026.04.16.22.19.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Apr 2026 22:19:31 -0700 (PDT) From: Ricardo Ribalda Subject: [PATCH v2 0/2] media: uvcvideo: Avoid partial metadata buffers Date: Fri, 17 Apr 2026 05:19:27 +0000 Message-Id: <20260417-uvc-meta-partial-v2-0-31d274af7d2d@chromium.org> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAN/C4WkC/32NQQ6CMBBFr0K6dsyAUtSV9zAsJmWESYSSaWk0h LtbOYDL95L//moCq3Awt2I1ykmC+ClDdSiMG2jqGaTLbCqsLJ7LGpbkYORIMJNGoRdQ3djmYm2 HjCbPZuWnvPfko808SIheP/tDKn/2TyyVgEBIzjVXsifEuxvUj7KMR6+9abdt+wLZUg0qswAAA A== X-Change-ID: 20260415-uvc-meta-partial-a5767866d0e0 To: Laurent Pinchart , Hans de Goede , Mauro Carvalho Chehab , Guennadi Liakhovetski Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.14.3 The current code can lead to partial metadata buffers when the metadata queue transitions from empty to ready. Fix that. Signed-off-by: Ricardo Ribalda --- Changes in v2: (Thanks Laurent) - Transition to UVC_BUF_STATE_ACTIVE with the data buffer - Link to v1: https://lore.kernel.org/r/20260415-uvc-meta-partial-v1-0-a0acc79a6300@chromium.org --- Ricardo Ribalda (2): media: uvcvideo: Do not open code uvc_queue_get_current_buffer media: uvcvideo: Avoid partial metadata buffers drivers/media/usb/uvc/uvc_video.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) --- base-commit: 2e9a8a967f836cf879f35c7434025de265826cc1 change-id: 20260415-uvc-meta-partial-a5767866d0e0 Best regards, -- Ricardo Ribalda