Cover Detail
Show a cover letter.
GET /api/covers/53048/?format=api
{ "id": 53048, "url": "http://patches.dpdk.org/api/covers/53048/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20190424123320.19610-1-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": "<20190424123320.19610-1-mattias.ronnblom@ericsson.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190424123320.19610-1-mattias.ronnblom@ericsson.com", "date": "2019-04-24T12:33:18", "name": "[RFC,v3,0/2] Pseudo-random number generation improvements", "submitter": { "id": 1077, "url": "http://patches.dpdk.org/api/people/1077/?format=api", "name": "Mattias Rönnblom", "email": "mattias.ronnblom@ericsson.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/20190424123320.19610-1-mattias.ronnblom@ericsson.com/mbox/", "series": [ { "id": 4447, "url": "http://patches.dpdk.org/api/series/4447/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=4447", "date": "2019-04-24T12:33:18", "name": "Pseudo-random number generation improvements", "version": 3, "mbox": "http://patches.dpdk.org/series/4447/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/53048/comments/", "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 4ED491B127;\n\tWed, 24 Apr 2019 14:33:25 +0200 (CEST)", "from sesbmg23.ericsson.net (sesbmg23.ericsson.net [193.180.251.37])\n\tby dpdk.org (Postfix) with ESMTP id 71B1558EC\n\tfor <dev@dpdk.org>; Wed, 24 Apr 2019 14:33:24 +0200 (CEST)", "from ESESSMB501.ericsson.se (Unknown_Domain [153.88.183.119])\n\tby sesbmg23.ericsson.net (Symantec Mail Security) with SMTP id\n\tE9.18.10736.49750CC5; Wed, 24 Apr 2019 14:33:24 +0200 (CEST)", "from ESESBMB504.ericsson.se (153.88.183.171) by\n\tESESSMB501.ericsson.se (153.88.183.162) 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; Wed, 24 Apr 2019 14:33:23 +0200", "from selio1a020.lmera.ericsson.se (153.88.183.153) by\n\tsmtp.internal.ericsson.com (153.88.183.187) with Microsoft SMTP\n\tServer id\n\t15.1.1713.5 via Frontend Transport; Wed, 24 Apr 2019 14:33:23 +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\tx3OCXNAc010622; Wed, 24 Apr 2019 14:33:23 +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=1556109204; x=1558701204;\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=5AZSNfKDPiqRycEMjU568cQ7bMzvpbBir00ndOn4uwc=;\n\tb=K3mzRGukjC8FySGCnrEqgW+Lp5Vm8SdcAXWaHzyrUYUKmx0C+k2ZGhsTa4pb7bzr\n\ttVGYtpBLtQcnQOQtQqGwoKG8PuoKWEWrOtJl7P3AExqK23p22XZt1yi6iLqJfwVi\n\taov/qDNexsJGD+MwuVUmGhHtHO9hxnLfYGNNGgObLXs=;", "X-AuditID": "c1b4fb25-399ff700000029f0-aa-5cc057946047", "From": "=?utf-8?q?Mattias_R=C3=B6nnblom?= <mattias.ronnblom@ericsson.com>", "To": "<dev@dpdk.org>", "CC": "<nhorman@tuxdriver.com>, <stephen@networkplumber.org>, =?utf-8?q?Matti?=\n\t=?utf-8?q?as_R=C3=B6nnblom?= <mattias.ronnblom@ericsson.com>", "Date": "Wed, 24 Apr 2019 14:33:18 +0200", "Message-ID": "<20190424123320.19610-1-mattias.ronnblom@ericsson.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<e105eedd-bd18-5375-13b6-0123cfff2ae8@ericsson.com>", "References": "<e105eedd-bd18-5375-13b6-0123cfff2ae8@ericsson.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"UTF-8\"", "Content-Transfer-Encoding": "8bit", "X-Brightmail-Tracker": "H4sIAAAAAAAAA+NgFrrBLMWRmVeSWpSXmKPExsUyM2J7ue6U8AMxBjf72C3efdrOZHGr+SSb\n\txeI7cg7MHr8WLGX16Dk5j8njyvfVjAHMUVw2Kak5mWWpRfp2CVwZX369ZylYzVMx/fpe5gbG\n\tO5xdjJwcEgImEnOfbGPrYuTiEBI4yigx4UI3O4TzjVHi+LLXUM5FRonn/V9YIJzLjBJzdh1j\n\tAelnE/CUmPyuG8wWERCSWPrxMjuIzSzQwCixcCsHiC0s4CSxtPUZM4jNIqAqcezSckYQmxco\n\tvujOJnaIO+QlVm84AFbDKeAgMWfVTDBbSMBe4nbTZyaIekGJkzOfsEDM15Ro3f4bape8RPPW\n\t2VD1WhL3l3xhnsAoNAtJyywkLbOQtCxgZF7FKFqcWpyUm25krJdalJlcXJyfp5eXWrKJERje\n\tB7f8Vt3BePmN4yFGAQ5GJR7efMcDMUKsiWXFlbmHGCU4mJVEeE22748R4k1JrKxKLcqPLyrN\n\tSS0+xCjNwaIkzhu9ek+MkEB6YklqdmpqQWoRTJaJg1OqgTHf+9NZCbfa2ztjH9aW3/zoJhb1\n\tkGNqgTvjmcs3N0fPqdqeufxdB6+RyNFcC3PHosi9YQE65zzZZ84NvzvJWf9LXpSjoemZYyxW\n\t73dKylYez9TfacL4fdP/yPuMedVs060eWnyd6rExbeWveX3BhVtCoiOOz5c+kD2x4Lj5roa6\n\tzhbHmO1ZbkosxRmJhlrMRcWJAP1m2yBrAgAA", "Subject": "[dpdk-dev] [RFC v3 0/2] Pseudo-random number generation improvements", "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": "Make rte_rand() multi-thread safe, go faster and produce\nbetter-quality pseudo-random numbers.\n\nThanks to Stephen Hemminger, Keith Wiles and Neil Horman for valuable\nfeedback.\n\nv3:\n* Since rte_rand() and rte_srand() have been a part of the API since long,\n the experimental attribute was removed and the symbols were moved out\n of the experimental section of the version.map file.\n* rte_rand_max() performance improvements:\n * Avoid repeated rte_lcore_id() calls.\n * Handle a power-of-2 upper bound as a special case.\n* Added a Bugzilla reference to the rte_rand() MT safety bug.\n\nv2:\n* Removed 32-bit version of rte_rand() and rte_rand_max().\n* Switched from a four-sequence LFSR (producing a 32-bit number)\n to a five-sequence LFSR (producing a 64-bit number).\n* Added a note on generator not being cryptographically secure.\n\nMattias Rönnblom (2):\n eal: replace libc-based random number generation with LFSR\n eal: introduce random generator function with upper bound\n\n lib/librte_eal/common/include/rte_random.h | 45 +++---\n lib/librte_eal/common/meson.build | 1 +\n lib/librte_eal/common/rte_random.c | 176 +++++++++++++++++++++\n lib/librte_eal/freebsd/eal/Makefile | 1 +\n lib/librte_eal/freebsd/eal/eal.c | 2 -\n lib/librte_eal/linux/eal/Makefile | 1 +\n lib/librte_eal/linux/eal/eal.c | 2 -\n lib/librte_eal/rte_eal_version.map | 3 +\n 8 files changed, 209 insertions(+), 22 deletions(-)\n create mode 100644 lib/librte_eal/common/rte_random.c" }