{"id":9041,"url":"https://patchwork.libcamera.org/api/1.1/covers/9041/?format=json","web_url":"https://patchwork.libcamera.org/cover/9041/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20200728105541.13326-1-email@uajain.com>","date":"2020-07-28T10:57:21","name":"[libcamera-devel,0/2] Add Object::deleteLater() support","submitter":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/people/1/?format=json","name":"Umang Jain","email":"email@uajain.com"},"mbox":"https://patchwork.libcamera.org/cover/9041/mbox/","series":[{"id":1156,"url":"https://patchwork.libcamera.org/api/1.1/series/1156/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1156","date":"2020-07-28T10:57:21","name":"Add Object::deleteLater() support","version":1,"mbox":"https://patchwork.libcamera.org/series/1156/mbox/"}],"comments":"https://patchwork.libcamera.org/api/covers/9041/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 2240CBD878\n\tfor ;\n\tTue, 28 Jul 2020 10:57:25 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 860146118A;\n\tTue, 28 Jul 2020 12:57:24 +0200 (CEST)","from o1.f.az.sendgrid.net (o1.f.az.sendgrid.net [208.117.55.132])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 87E0C6039B\n\tfor ;\n\tTue, 28 Jul 2020 12:57:22 +0200 (CEST)","by filterdrecv-p3mdw1-75c584b9c6-xjd6c with SMTP id\n\tfilterdrecv-p3mdw1-75c584b9c6-xjd6c-20-5F200490-41\n\t2020-07-28 10:57:20.988124886 +0000 UTC m=+2742462.960815625","from mail.uajain.com (unknown)\n\tby ismtpd0006p1maa1.sendgrid.net (SG) with ESMTP id\n\tzsqRzYOJTZeRvohHGNc8rg for ;\n\tTue, 28 Jul 2020 10:57:20.356 +0000 (UTC)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=uajain.com header.i=@uajain.com\n\theader.b=\"dtbfiTmS\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=uajain.com;\n\th=from:subject:mime-version:to:cc:content-transfer-encoding:\n\tcontent-type;\n\ts=s1; bh=Zgj0KXmF8KqUaqskx1vOUOLr6jeAxbSr7of9Dl2z9cQ=;\n\tb=dtbfiTmSHjRlNvg+3gdSY99kcMuT75tbIfjWfNbu3JmBmd3FVULP7UZL/z+BRiEbZwhM\n\tt6qV+IRhcOENpi16BZ/xHmRPTpNs3c9FKGwFWyuZntUHj2vdJrzcw8GSil4AR4YTA6Fxqv\n\tcOlsDKNRZ4nuiYacIE1W2NDF6VW2rCTow=","From":"Umang Jain ","Date":"Tue, 28 Jul 2020 10:57:21 +0000 (UTC)","Message-Id":"<20200728105541.13326-1-email@uajain.com>","Mime-Version":"1.0","X-SG-EID":"1Q40EQ7YGir8a9gjSIAdTjhngY657NMk9ckeo4dbHZDiOpywc/L3L9rFqlwE4KPcytdNsKVIgBmp5SVZAuCwQaY1Bb8oWQIjU/3JeAFn0FsvWzRk1MSlaKDElgoBrhzCJ2LVogyudmcNXgfuqXZiP1qx2jQk5JtYzR3Stg3I2stKmNxunlqqEo/Pn4RRCbA4BV2AE8gM/EM+dZ5mXjCJR/C4jVsrLvgl94vxLcO9YHePk00R2i+bWITTncsmK3sFKyHuKI2zK68/3nJBOfLzYg==","To":"libcamera-devel@lists.libcamera.org","Subject":"[libcamera-devel] [PATCH 0/2] Add Object::deleteLater() support","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","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Implementation of Object::deleteLater() which ensures shared objects\nare deleted in the thread to which they belong. This fixes the issue\nwhere on hot-unplug, the Camera object is deleted in QCam's application\nthread instead of CameraManager's thread and triggering the ASSERT()\nin processNotifier (since the event notifier got deleted out of \ncontext in a different thread). See [1] for discussion.\n\n[1] https://lists.libcamera.org/pipermail/libcamera-devel/2020-July/010951.html\n\nUmang Jain (2):\n libcamera: object: Add deleteLater() support\n libcamera: camera: Ensure deletion via deleteLater()\n\n include/libcamera/camera.h | 2 +-\n include/libcamera/internal/message.h | 1 +\n include/libcamera/object.h | 2 ++\n src/libcamera/camera.cpp | 2 +-\n src/libcamera/object.cpp | 20 ++++++++++++++++++++\n 5 files changed, 25 insertions(+), 2 deletions(-)"}