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{ "id": 21245, "url": "https://patchwork.libcamera.org/api/1.1/covers/21245/?format=api", "web_url": "https://patchwork.libcamera.org/cover/21245/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20240912051409.3495486-1-chenghaoyang@google.com>", "date": "2024-09-12T05:09:38", "name": "[0/1] Recycle V4L2BufferCache when VIDIOC_QBUF fails", "submitter": { "id": 117, "url": "https://patchwork.libcamera.org/api/1.1/people/117/?format=api", "name": "Cheng-Hao Yang", "email": "chenghaoyang@chromium.org" }, "mbox": "https://patchwork.libcamera.org/cover/21245/mbox/", "series": [ { "id": 4584, "url": "https://patchwork.libcamera.org/api/1.1/series/4584/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4584", "date": "2024-09-12T05:09:38", "name": "Recycle V4L2BufferCache when VIDIOC_QBUF fails", "version": 1, "mbox": "https://patchwork.libcamera.org/series/4584/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/21245/comments/", "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 938A0BF415\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 12 Sep 2024 05:14:19 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 7D6BC634FB;\n\tThu, 12 Sep 2024 07:14:18 +0200 (CEST)", "from mail-pl1-x630.google.com (mail-pl1-x630.google.com\n\t[IPv6:2607:f8b0:4864:20::630])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4ECD4618F0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 12 Sep 2024 07:14:16 +0200 (CEST)", "by mail-pl1-x630.google.com with SMTP id\n\td9443c01a7336-205659dc63aso6620485ad.1\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 11 Sep 2024 22:14:16 -0700 (PDT)", "from chenghaoyang-low.c.googlers.com.com\n\t(208.158.221.35.bc.googleusercontent.com. [35.221.158.208])\n\tby smtp.gmail.com with ESMTPSA id\n\t98e67ed59e1d1-2db0419aab4sm9599977a91.15.2024.09.11.22.14.12\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tWed, 11 Sep 2024 22:14:13 -0700 (PDT)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=chromium.org header.i=@chromium.org\n\theader.b=\"QX/j4PR5\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=chromium.org; s=google; t=1726118054; x=1726722854;\n\tdarn=lists.libcamera.org; \n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:from:to:cc:subject:date:message-id:reply-to;\n\tbh=pfbZqs8wcK9QeOTTn72BM9jI1oYWp2Qv0vImHR/rLJc=;\n\tb=QX/j4PR5fMtPD8yQ4cIJCdqP0JV/CqMKXiYoJS322ySYLKoxI6citqFSri1pLynjwC\n\tHQDvOv8E+6vGhMN7IEh1XTFHZl13d8YQR/EgYNZvtq6aBoCuxPWa9MSKomOiuImb/d/R\n\tTKrGlo4nqZ9CaLdGGXu9KqRqeN7DT6cGYwGvQ=", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20230601; t=1726118054; x=1726722854;\n\th=content-transfer-encoding:mime-version:message-id:date:subject:cc\n\t:to:from:x-gm-message-state:from:to:cc:subject:date:message-id\n\t:reply-to;\n\tbh=pfbZqs8wcK9QeOTTn72BM9jI1oYWp2Qv0vImHR/rLJc=;\n\tb=ANsGF5fmFp4R0kjrN/rnZFypS3gWA9aKrZpJkqUvX+Dqpg2F2QASuCCwaXTA7bunts\n\tdKjG4rpnOl/E1PyYI367bsBccSWI68yfz5lq7EvFR82qdPjmu2tA4K1e01OJ909a+LXB\n\tdulMCNLgxTsT35luVAxzapC+qxF5RzYiPdlE1cJpia2exGng158930JIxcLTboRFPp8R\n\tSk3nUhuqpwxDr5NsNFIMK2BtJ+YvswNeybNmPhLZi38K7jrnordjpCvQIUeJhf0PGdmK\n\tgOCz+fLiWPzHehhu1I4SJTzQDZVvaJk57h/WVV1Ugeq6tUjWId0OzB6lGg4ZlNXWoM9U\n\t4cWQ==", "X-Gm-Message-State": "AOJu0YwTyiDfQxxzQUEoOrv8z+FYRSdEc7N7D/6rJUOGiJespaHCfDNK\n\tT9CFW8uwBFUAcRMx8AuUFYMWfYdv7ktAGIppyc2eSeoSEeAXYhhucyO7P57IhbjtidwkQ9UdqZM\n\t=", "X-Google-Smtp-Source": "AGHT+IG+rpsjJ39eaGwWBct/UCjG+soCxAsJOffFoKZTL1xUf8PXUzmNC6smpjSyQQD2N08TTC75lQ==", "X-Received": "by 2002:a17:902:b416:b0:207:3a45:2be1 with SMTP id\n\td9443c01a7336-2076e4854d2mr19280215ad.51.1726118053939; \n\tWed, 11 Sep 2024 22:14:13 -0700 (PDT)", "From": "Harvey Yang <chenghaoyang@chromium.org>", "X-Google-Original-From": "Harvey Yang <chenghaoyang@google.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Harvey Yang <chenghaoyang@google.com>", "Subject": "[PATCH 0/1] Recycle V4L2BufferCache when VIDIOC_QBUF fails", "Date": "Thu, 12 Sep 2024 05:09:38 +0000", "Message-ID": "<20240912051409.3495486-1-chenghaoyang@google.com>", "X-Mailer": "git-send-email 2.46.0.598.g6f2099f65c-goog", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Hi folks,\n\nThis fixes issues in V4L2VideoDevice::queueBuffer of unrecycled buffers\nwhen something goes wrong.\n\nIt passes gitlab pipeline:\nhttps://gitlab.freedesktop.org/chenghaoyang/libcamera/-/pipelines/1269604\n\n\nBR,\nHarvey\n\n\n\nHan-Lin Chen (1):\n libcamera: Put buffer back to V4L2BufferCache when VIDIOC_QBUF fails\n\n src/libcamera/v4l2_videodevice.cpp | 8 ++++++++\n 1 file changed, 8 insertions(+)" }