{"id":17983,"url":"https://patchwork.libcamera.org/api/covers/17983/?format=json","web_url":"https://patchwork.libcamera.org/cover/17983/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","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=json","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=json","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":"","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 ;\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 ;\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; 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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":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","From":"Paul Elder via libcamera-devel ","Reply-To":"Paul Elder ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"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"}