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GET /api/patches/53489/?format=api
{ "id": 53489, "url": "http://patches.dpdk.org/api/patches/53489/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20190516175510.27154-7-mattias.ronnblom@ericsson.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20190516175510.27154-7-mattias.ronnblom@ericsson.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190516175510.27154-7-mattias.ronnblom@ericsson.com", "date": "2019-05-16T17:55:10", "name": "[v2,6/6] eal: add PRNG to MAINTAINERS and release notes", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "f781fedf2e0bef564266b5cffe590372769810b9", "submitter": { "id": 1077, "url": "http://patches.dpdk.org/api/people/1077/?format=api", "name": "Mattias Rönnblom", "email": "mattias.ronnblom@ericsson.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20190516175510.27154-7-mattias.ronnblom@ericsson.com/mbox/", "series": [ { "id": 4698, "url": "http://patches.dpdk.org/api/series/4698/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=4698", "date": "2019-05-16T17:55:04", "name": "Pseudo-random number generation improvements", "version": 2, "mbox": "http://patches.dpdk.org/series/4698/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/53489/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/53489/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id E241DD16D;\n\tThu, 16 May 2019 19:55:36 +0200 (CEST)", "from sesbmg22.ericsson.net (sesbmg22.ericsson.net [193.180.251.48])\n\tby dpdk.org (Postfix) with ESMTP id 0CE3A5F1B\n\tfor <dev@dpdk.org>; Thu, 16 May 2019 19:55:23 +0200 (CEST)", "from ESESBMB503.ericsson.se (Unknown_Domain [153.88.183.116])\n\tby sesbmg22.ericsson.net (Symantec Mail Security) with SMTP id\n\tCF.B6.06164.A04ADDC5; Thu, 16 May 2019 19:55:22 +0200 (CEST)", "from ESESBMR504.ericsson.se (153.88.183.139) by\n\tESESBMB503.ericsson.se (153.88.183.170) with Microsoft SMTP Server\n\t(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id\n\t15.1.1713.5; Thu, 16 May 2019 19:55:22 +0200", "from ESESSMB501.ericsson.se (153.88.183.162) by\n\tESESBMR504.ericsson.se (153.88.183.139) with Microsoft SMTP Server\n\t(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id\n\t15.1.1713.5; Thu, 16 May 2019 19:55:22 +0200", "from selio1a020.lmera.ericsson.se (153.88.183.153) by\n\tsmtp.internal.ericsson.com (153.88.183.189) with Microsoft SMTP\n\tServer id\n\t15.1.1713.5 via Frontend Transport; Thu, 16 May 2019 19:55:21 +0200", "from breslau.lmera.ericsson.se (breslau.lmera.ericsson.se\n\t[150.132.109.241])\n\tby selio1a020.lmera.ericsson.se (8.15.1+Sun/8.15.1) with ESMTP id\n\tx4GHtHd0023701; Thu, 16 May 2019 19:55:22 +0200 (CEST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; d=ericsson.com; s=mailgw201801;\n\tc=relaxed/relaxed; \n\tq=dns/txt; i=@ericsson.com; t=1558029322; x=1560621322;\n\th=From:Sender:Reply-To:Subject:Date:Message-ID:To:CC:MIME-Version:Content-Type:\n\tContent-Transfer-Encoding:Content-ID:Content-Description:Resent-Date:Resent-From:\n\tResent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id:\n\tList-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive;\n\tbh=PD9GEtA2ka5cNOAsH3bMv4KkKfDJxToR2yVg1FN6ZU4=;\n\tb=ghDTF6J8LvHY5peUtEPFOLIJe/Ab/SlWNInIkQ/6923s6GTa/kDVj5ovKt0XwKfs\n\td3fF7J0FExSOe9kQ9VdbB6DYk237x2dJfYX3rqwQFYvFL63t4UM9APdq14c5qhZf\n\thwUR+JUMS23LY70kd0kUU54Gjt3mv3LbjW6fbcUgiik=;", "X-AuditID": "c1b4fb30-6f5ff70000001814-76-5cdda40ac900", "From": "=?utf-8?q?Mattias_R=C3=B6nnblom?= <mattias.ronnblom@ericsson.com>", "To": "<dev@dpdk.org>", "CC": "<bruce.richardson@intel.com>, <stephen@networkplumber.org>,\n\t=?utf-8?q?Mattias_R=C3=B6nnblom?= <mattias.ronnblom@ericsson.com>", "Date": "Thu, 16 May 2019 19:55:10 +0200", "Message-ID": "<20190516175510.27154-7-mattias.ronnblom@ericsson.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20190516175510.27154-1-mattias.ronnblom@ericsson.com>", "References": "<20190514092046.30808-1-mattias.ronnblom@ericsson.com>\n\t<20190516175510.27154-1-mattias.ronnblom@ericsson.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"UTF-8\"", "Content-Transfer-Encoding": "8bit", "X-Brightmail-Tracker": "H4sIAAAAAAAAA+NgFnrELMWRmVeSWpSXmKPExsUyM2J7iS7XkrsxBj82KVvcWGVv8e7TdiaL\n\txXfkHJg9fi1YyuqxeM9LJo+ek/OYApijuGxSUnMyy1KL9O0SuDIOLPnGWnCJr6Lv526WBsZZ\n\tPF2MnBwSAiYSW///ZOli5OIQEjjKKDHrwn1mkISQwDdGicNvLSASQPbuS7PYIRIXGSU+P0+F\n\tSFxmlGie/RsswSbgKTH5XTcLiC0iICSx9ONldpAiZoFWRokdDxtZQRLCAm4SJ3q3AtkcHCwC\n\tqhKnJymAhHkFnCTWNB1hgThJXmL1hgNgV3AKOEtcPX+AFWJxtcTPrjVMEPWCEidnPgGrZxbQ\n\tlGjdDnEDM1Bv89bZUB9oSdxf8oV5AqPwLCQts5C0zELSsoCReRWjaHFqcVJuupGRXmpRZnJx\n\tcX6eXl5qySZGYMgf3PLbYAfjy+eOhxgFOBiVeHhj59yNEWJNLCuuzD3EKMHBrCTCu+H97Rgh\n\t3pTEyqrUovz4otKc1OJDjNIcLErivNGr98QICaQnlqRmp6YWpBbBZJk4OKUaGCdLncs3/7C4\n\taEfdfjMNlrfnlIP2SwlIb7FdN5lraqlRPa/LM9ljzcIZ26JX2os5/9WMdTt6YZOpuWdf0teH\n\tR9799r589nPCrG/K6Ve9emZZJlkrC7OulqzZtnTbsdW8zPWJk5r+XVvLVXab3zJrduq32Od5\n\tzw1zyloVN1+yrax7Mv3AXrWHr5VYijMSDbWYi4oTAZOsdrR1AgAA", "Subject": "[dpdk-dev] [PATCH v2 6/6] eal: add PRNG to MAINTAINERS and release\n\tnotes", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Add a section on PRNG in MAINTAINERS, and information on the PRNG\nimprovements in the 19.08 release notes.\n\nSigned-off-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>\n---\n MAINTAINERS | 6 ++++++\n doc/guides/rel_notes/release_19_08.rst | 13 +++++++++++++\n 2 files changed, 19 insertions(+)", "diff": "diff --git a/MAINTAINERS b/MAINTAINERS\nindex 15d0829c5..d06f5da90 100644\n--- a/MAINTAINERS\n+++ b/MAINTAINERS\n@@ -222,6 +222,12 @@ M: Joyce Kong <joyce.kong@arm.com>\n F: lib/librte_eal/common/include/generic/rte_ticketlock.h\n F: app/test/test_ticketlock.c\n \n+Pseudo-random Number Generation\n+M: Mattias Rönnblom <mattias.ronnblom@ericsson.com>\n+F: lib/librte_eal/common/include/rte_random.h\n+F: lib/librte_eal/common/rte_random.c\n+F: app/test/test_rand_perf.c\n+\n ARM v7\n M: Jan Viktorin <viktorin@rehivetech.com>\n M: Gavin Hu <gavin.hu@arm.com>\ndiff --git a/doc/guides/rel_notes/release_19_08.rst b/doc/guides/rel_notes/release_19_08.rst\nindex b9510f93a..62a9acf89 100644\n--- a/doc/guides/rel_notes/release_19_08.rst\n+++ b/doc/guides/rel_notes/release_19_08.rst\n@@ -54,6 +54,19 @@ New Features\n Also, make sure to start the actual text at the margin.\n =========================================================\n \n+* **Updated the EAL Pseudo-random Number Generator.**\n+\n+ The lrand48()-based rte_rand() function is replaced with a\n+ DPDK-native combined Linear Feedback Shift Register (LFSR)\n+ pseudo-random number generator (PRNG).\n+\n+ This new PRNG implementation is multi-thread safe, provides\n+ higher-quality pseudo-random numbers (including full 64 bit\n+ support) and improved performance.\n+\n+ In addition, <rte_random.h> is extended with a new function\n+ rte_rand_max() which supplies unbiased, bounded pseudo-random\n+ numbers.\n \n Removed Items\n -------------\n", "prefixes": [ "v2", "6/6" ] }