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GET /api/1.1/patches/20077/?format=api
{ "id": 20077, "url": "https://patchwork.libcamera.org/api/1.1/patches/20077/?format=api", "web_url": "https://patchwork.libcamera.org/patch/20077/", "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": "<20240520035232.205777-1-pobrn@protonmail.com>", "date": "2024-05-20T03:52:33", "name": "[v1] libcamera: yaml_parser: Avoid double lookup in `operator[]`", "commit_ref": "168bb3c97c5f338486251ae7752bccd4e61ffcc0", "pull_url": null, "state": "accepted", "archived": false, "hash": "812363629cfbd3a9188afe1ba205efcda7a20338", "submitter": { "id": 133, "url": "https://patchwork.libcamera.org/api/1.1/people/133/?format=api", "name": "Pőcze Barnabás", "email": "pobrn@protonmail.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/20077/mbox/", "series": [ { "id": 4318, "url": "https://patchwork.libcamera.org/api/1.1/series/4318/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4318", "date": "2024-05-20T03:52:33", "name": "[v1] libcamera: yaml_parser: Avoid double lookup in `operator[]`", "version": 1, "mbox": "https://patchwork.libcamera.org/series/4318/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/20077/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/20077/checks/", "tags": {}, "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 B4F77BD78E\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 20 May 2024 03:52:42 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D4AFC6346B;\n\tMon, 20 May 2024 05:52:41 +0200 (CEST)", "from mail-4322.protonmail.ch (mail-4322.protonmail.ch\n\t[185.70.43.22])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4CDF861A4D\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 20 May 2024 05:52:40 +0200 (CEST)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (2048-bit key;\n\tunprotected) header.d=protonmail.com header.i=@protonmail.com\n\theader.b=\"oXPs0z26\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com;\n\ts=protonmail3; t=1716177159; x=1716436359;\n\tbh=MShWpaRHXxxdimUORIqNYMuInBN6XYPtaDPuka5gWJY=;\n\th=Date:To:From:Subject:Message-ID:Feedback-ID:From:To:Cc:Date:\n\tSubject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector;\n\tb=oXPs0z2640hDytJdxRY9A0rW0SVTpIE62oSNl+XymvB3CHMGJpYkT7uI4Z6jzvpDK\n\tn9fda0nKIu1gknRUqlj1AC2O9rWBCCmpDEOdfBcxKma5aBa6i4fZt6eSf7j66Ag7II\n\tjjJeHjGAs0D4mN0JVp8K+Q1BijYlKXw81D+2auvxN7TUNynw5byE85+a+pTQEczIuX\n\tsswrxJJKmtOIJjI6ah5MFYfzjSi45XaevAjjt/gLNFs/1Tf6vXjtKYY4gncS8RF3q1\n\tcPykwGMciLAiiFyXt571GXP3lvT8K2bFg2PGtMPNSfp91iWwYqT2DOQcUrOxUULzvA\n\tRLl2OkKgXNCmQ==", "Date": "Mon, 20 May 2024 03:52:33 +0000", "To": "libcamera-devel@lists.libcamera.org", "From": "=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= <pobrn@protonmail.com>", "Subject": "[PATCH v1] libcamera: yaml_parser: Avoid double lookup in\n\t`operator[]`", "Message-ID": "<20240520035232.205777-1-pobrn@protonmail.com>", "Feedback-ID": "20568564:user:proton", "X-Pm-Message-ID": "097afb9f0ad7a09008cf6b17079ff986ec256172", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=utf-8", "Content-Transfer-Encoding": "quoted-printable", "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": "`YamlObject::contains()` does the same search,\ndoing the lookup twice in unnecessary.\n\nSigned-off-by: Barnabás Pőcze <pobrn@protonmail.com>\n---\n src/libcamera/yaml_parser.cpp | 5 ++++-\n 1 file changed, 4 insertions(+), 1 deletion(-)", "diff": "diff --git a/src/libcamera/yaml_parser.cpp b/src/libcamera/yaml_parser.cpp\nindex 55f81916..aac9a2bd 100644\n--- a/src/libcamera/yaml_parser.cpp\n+++ b/src/libcamera/yaml_parser.cpp\n@@ -468,10 +468,13 @@ bool YamlObject::contains(const std::string &key) const\n */\n const YamlObject &YamlObject::operator[](const std::string &key) const\n {\n-\tif (type_ != Type::Dictionary || !contains(key))\n+\tif (type_ != Type::Dictionary)\n \t\treturn empty;\n \n \tauto iter = dictionary_.find(key);\n+\tif (iter == dictionary_.end())\n+\t\treturn empty;\n+\n \treturn *iter->second;\n }\n \n", "prefixes": [ "v1" ] }