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{ "id": 17983, "url": "https://patchwork.libcamera.org/api/covers/17983/?format=api", "web_url": "https://patchwork.libcamera.org/cover/17983/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/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": "<20221213091558.621950-1-paul.elder@ideasonboard.com>", "date": "2022-12-13T09:15:51", "name": "[libcamera-devel,v2,0/7] tracepoints: request: Improve request tracepoints", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/17983/mbox/", "series": [ { "id": 3668, "url": "https://patchwork.libcamera.org/api/series/3668/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3668", "date": "2022-12-13T09:15:51", "name": "tracepoints: request: Improve request tracepoints", "version": 2, "mbox": "https://patchwork.libcamera.org/series/3668/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/17983/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 0A48BBDE6B\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 13 Dec 2022 09:16:14 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 64F5363363;\n\tTue, 13 Dec 2022 10:16:13 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 8F66D6334D\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 13 Dec 2022 10:16:11 +0100 (CET)", "from pyrite.tail37cf.ts.net (h175-177-042-159.catv02.itscom.jp\n\t[175.177.42.159])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 1B4704A7;\n\tTue, 13 Dec 2022 10:16:09 +0100 (CET)" ], "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1670922973;\n\tbh=ZFZbWl/vRmlX2jTyXtlvkVx6gUICCL3scff57RKwz0w=;\n\th=To:Date:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post:\n\tList-Help:List-Subscribe:From:Reply-To:From;\n\tb=MUJIK7TmOJkD3QxNRk7uPfE6M98XSzQXxNPLp307KLpZwklMzzaTPS+/EwRQOXJ3K\n\tN0b89zcTrSnGC9XHyXOTvPlRndAZaM2aGui6Oqg9shnJ3O3KvwYm4BjOj1ZfaecCEV\n\tdNkuXLtfast2nTCs19AWdE2nyS2trYGE1G+Xeabj6RdTuHhsvfUxQ/k7MRmtvxLwZE\n\ty55BVByqJ6b5BXF25gZFEz5C4maOH4sQHJ9NhcMaoZFYT+V8VYDVJQqBH9rvEjs8jN\n\tka73xFTCNWJ4i78EmlnARUbGHaKy/Z3JDuzxTUFyrmsZJkDMfkPzg0VseCrEN0w5u8\n\tweSgH6XD3HyTg==", "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1670922971;\n\tbh=ZFZbWl/vRmlX2jTyXtlvkVx6gUICCL3scff57RKwz0w=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=Aeqw9x/BVbJ1PLUiXGd4/glVIovQWlR7pBZDEibH556D8eI96iXCnt+UPe8EYdXLM\n\tb926APt+0jisDsRCpVGSiDYiVnfpFtBR/VNdzTAoy20O0V7e2IRAjzPovA04MZ8uN0\n\ts/l+mRZCA34nXQg5UnqTxLIwC+svBFVmeu9CfNPQ=" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"Aeqw9x/B\"; dkim-atps=neutral", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 13 Dec 2022 18:15:51 +0900", "Message-Id": "<20221213091558.621950-1-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.35.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 0/7] tracepoints: request: Improve\n\trequest tracepoints", "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>", "From": "Paul Elder via libcamera-devel <libcamera-devel@lists.libcamera.org>", "Reply-To": "Paul Elder <paul.elder@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "This patch series contains miscellaneous improvements to the tracepoints\nfor Requests, which were useful in debugging the deconstruction of\nRequests vs FrameBuffers [1].\n\nv2 Cleans up some of the existing tracepoints a bit more, and adds even\nmore tracepoints, notably to v4l2 and pipeline.\n\n[1] https://bugs.libcamera.org/show_bug.cgi?id=171\n\nPaul Elder (7):\n tracepoints: request: Use public Request pointer in all tracepoints\n tracepoints: request: Add event class for request and buffer\n tracepoints: request: Add tracepoint for addBuffer\n tracepoints: request: Add flags to request_reuse tracepoint\n tracepoints: v4l2: Add tracepoints for tracking buffer lifetime\n tracepoints: pipeline: Add tracepoint for pipe stop\n tracepoints: pipeline: Add tracepoint for bufferReady\n\n .../internal/tracepoints/meson.build | 2 +\n .../internal/tracepoints/pipeline.tp | 31 ++++++++\n .../libcamera/internal/tracepoints/request.tp | 57 ++++++++++----\n .../libcamera/internal/tracepoints/v4l2.tp | 77 +++++++++++++++++++\n .../internal/tracepoints/v4l2_enums.tp | 16 ++++\n src/libcamera/pipeline/vimc/vimc.cpp | 3 +\n src/libcamera/pipeline_handler.cpp | 2 +\n src/libcamera/request.cpp | 13 ++--\n src/libcamera/v4l2_videodevice.cpp | 9 +++\n 9 files changed, 189 insertions(+), 21 deletions(-)\n create mode 100644 include/libcamera/internal/tracepoints/v4l2.tp\n create mode 100644 include/libcamera/internal/tracepoints/v4l2_enums.tp" }