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GET /api/patches/130317/?format=api
{ "id": 130317, "url": "http://patchwork.dpdk.org/api/patches/130317/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20230815031307.1299726-5-okaya@kernel.org/", "project": { "id": 1, "url": "http://patchwork.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": "<20230815031307.1299726-5-okaya@kernel.org>", "list_archive_url": "https://inbox.dpdk.org/dev/20230815031307.1299726-5-okaya@kernel.org", "date": "2023-08-15T03:13:04", "name": "[v2,4/7] memseg: init once", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "2364c2a80779f6641ce47a481b04aba42c4b212d", "submitter": { "id": 2903, "url": "http://patchwork.dpdk.org/api/people/2903/?format=api", "name": "Sinan Kaya", "email": "okaya@kernel.org" }, "delegate": { "id": 1, "url": "http://patchwork.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20230815031307.1299726-5-okaya@kernel.org/mbox/", "series": [ { "id": 29224, "url": "http://patchwork.dpdk.org/api/series/29224/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=29224", "date": "2023-08-15T03:13:00", "name": "support reinit flow", "version": 2, "mbox": "http://patchwork.dpdk.org/series/29224/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/130317/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/130317/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 436AD43069;\n\tTue, 15 Aug 2023 05:13:35 +0200 (CEST)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 3C90F4326F;\n\tTue, 15 Aug 2023 05:13:18 +0200 (CEST)", "from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217])\n by mails.dpdk.org (Postfix) with ESMTP id F06134325D\n for <dev@dpdk.org>; Tue, 15 Aug 2023 05:13:14 +0200 (CEST)", "from smtp.kernel.org (relay.kernel.org [52.25.139.140])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits))\n (No client certificate requested)\n by dfw.source.kernel.org (Postfix) with ESMTPS id 7F64A62BC1;\n Tue, 15 Aug 2023 03:13:14 +0000 (UTC)", "by smtp.kernel.org (Postfix) with ESMTPSA id 93BDDC433C8;\n Tue, 15 Aug 2023 03:13:13 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n s=k20201202; t=1692069193;\n bh=ZdC2Q3HXCeijxpFXFzJ1TeGigpvZML+ZcEtkNdCQ+aY=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=F8BNGwm/3/BIuYQRU2NhXIJeUbqnwL9Quk0ivU/UEzda53T2tON1BTp3ILFIcnMD1\n gXlljXRB9NOgOMfdwWPk4Wi07d5cdl9vcwph9enKJEdECscg8eTp4gIErxKo0HmqtI\n Icl58ucP1GCvlg+Ad037CnxG1FdnHVTWLOFAZhnrpxa9PzUvFjCe23b3CzVeRqZVnN\n WOga3TrvtRccBVaBnErxhZ5izcfjB2Q+8mJ53ZBh3jUoKZgxWcVCcvBPRfJ9YMi8Ym\n rAsx9kFoZjJpDgXisKZZWGtHopNDzq5Ud/6ODkxSNUoyjtU2swR1Nya6LnN2jssGcW\n 2UNR6uZQhV6sQ==", "From": "okaya@kernel.org", "To": "Anatoly Burakov <anatoly.burakov@intel.com>", "Cc": "dev@dpdk.org,\n\tSinan Kaya <okaya@kernel.org>", "Subject": "[PATCH v2 4/7] memseg: init once", "Date": "Mon, 14 Aug 2023 23:13:04 -0400", "Message-Id": "<20230815031307.1299726-5-okaya@kernel.org>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20230815031307.1299726-1-okaya@kernel.org>", "References": "<20230815031307.1299726-1-okaya@kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "From: Sinan Kaya <okaya@kernel.org>\n\nInitialize memory segments just once and bail out if called\nmultiple times.\n\nSigned-off-by: Sinan Kaya <okaya@kernel.org>\n---\n lib/eal/linux/eal_memory.c | 12 +++++++++++-\n 1 file changed, 11 insertions(+), 1 deletion(-)", "diff": "diff --git a/lib/eal/linux/eal_memory.c b/lib/eal/linux/eal_memory.c\nindex 60fc8cc6ca..b998b366d2 100644\n--- a/lib/eal/linux/eal_memory.c\n+++ b/lib/eal/linux/eal_memory.c\n@@ -57,6 +57,7 @@\n */\n \n static int phys_addrs_available = -1;\n+static bool memseg_initialized;\n \n #define RANDOMIZE_VA_SPACE_FILE \"/proc/sys/kernel/randomize_va_space\"\n \n@@ -1902,6 +1903,10 @@ rte_eal_memseg_init(void)\n {\n \t/* increase rlimit to maximum */\n \tstruct rlimit lim;\n+\tint ret;\n+\n+\tif (memseg_initialized)\n+\t\treturn 0;\n \n #ifndef RTE_EAL_NUMA_AWARE_HUGEPAGES\n \tconst struct internal_config *internal_conf =\n@@ -1930,11 +1935,16 @@ rte_eal_memseg_init(void)\n \t}\n #endif\n \n-\treturn rte_eal_process_type() == RTE_PROC_PRIMARY ?\n+\tret = rte_eal_process_type() == RTE_PROC_PRIMARY ?\n #ifndef RTE_ARCH_64\n \t\t\tmemseg_primary_init_32() :\n #else\n \t\t\tmemseg_primary_init() :\n #endif\n \t\t\tmemseg_secondary_init();\n+\n+\tif (!ret)\n+\t\tmemseg_initialized = true;\n+\n+\treturn ret;\n }\n", "prefixes": [ "v2", "4/7" ] }