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GET /api/patches/43017/?format=api
{ "id": 43017, "url": "http://patches.dpdk.org/api/patches/43017/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/ad5312b52c49a412710aa346c835c6052ab2e0ae.1531477505.git.anatoly.burakov@intel.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": "<ad5312b52c49a412710aa346c835c6052ab2e0ae.1531477505.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/ad5312b52c49a412710aa346c835c6052ab2e0ae.1531477505.git.anatoly.burakov@intel.com", "date": "2018-07-13T10:27:10", "name": "[v2,4/9] eal: add support for no-shconf in hugepage data file", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "68ddf7c66bb20130e3f87cfc751df6d052c77166", "submitter": { "id": 4, "url": "http://patches.dpdk.org/api/people/4/?format=api", "name": "Anatoly Burakov", "email": "anatoly.burakov@intel.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/ad5312b52c49a412710aa346c835c6052ab2e0ae.1531477505.git.anatoly.burakov@intel.com/mbox/", "series": [ { "id": 560, "url": "http://patches.dpdk.org/api/series/560/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=560", "date": "2018-07-13T10:27:06", "name": "Support running DPDK without hugetlbfs mountpoint", "version": 2, "mbox": "http://patches.dpdk.org/series/560/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/43017/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/43017/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 601F75B14;\n\tFri, 13 Jul 2018 12:27:30 +0200 (CEST)", "from mga06.intel.com (mga06.intel.com [134.134.136.31])\n\tby dpdk.org (Postfix) with ESMTP id CD0B54F9C\n\tfor <dev@dpdk.org>; Fri, 13 Jul 2018 12:27:21 +0200 (CEST)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n\tby orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t13 Jul 2018 03:27:19 -0700", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby fmsmga002.fm.intel.com with ESMTP; 13 Jul 2018 03:27:16 -0700", "from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com\n\t[10.237.217.45])\n\tby irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id\n\tw6DARGoA007526; Fri, 13 Jul 2018 11:27:16 +0100", "from sivswdev01.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev01.ir.intel.com with ESMTP id w6DARGjW028019;\n\tFri, 13 Jul 2018 11:27:16 +0100", "(from aburakov@localhost)\n\tby sivswdev01.ir.intel.com with LOCAL id w6DARGJh028015;\n\tFri, 13 Jul 2018 11:27:16 +0100" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.51,347,1526367600\"; d=\"scan'208\";a=\"66664259\"", "From": "Anatoly Burakov <anatoly.burakov@intel.com>", "To": "dev@dpdk.org", "Cc": "ray.kinsella@intel.com, kuralamudhan.ramakrishnan@intel.com,\n\tlouise.m.daly@intel.com, bruce.richardson@intel.com,\n\tferruh.yigit@intel.com, konstantin.ananyev@intel.com, thomas@monjalon.net", "Date": "Fri, 13 Jul 2018 11:27:10 +0100", "Message-Id": "<ad5312b52c49a412710aa346c835c6052ab2e0ae.1531477505.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 1.7.0.7", "In-Reply-To": [ "<cover.1531477505.git.anatoly.burakov@intel.com>", "<cover.1531477505.git.anatoly.burakov@intel.com>" ], "References": [ "<cover.1531477505.git.anatoly.burakov@intel.com>", "<cover.1527872626.git.anatoly.burakov@intel.com>\n\t<cover.1531477505.git.anatoly.burakov@intel.com>" ], "Subject": "[dpdk-dev] [PATCH v2 4/9] eal: add support for no-shconf in\n\thugepage data file", "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": "Do not create a shared hugepage data file if we were asked to\nnot create any shared files.\n\nSigned-off-by: Anatoly Burakov <anatoly.burakov@intel.com>\n---\n\nNotes:\n RFC->v1:\n - Use --no-shconf only\n\n lib/librte_eal/linuxapp/eal/eal_memory.c | 13 ++++++++++++-\n 1 file changed, 12 insertions(+), 1 deletion(-)", "diff": "diff --git a/lib/librte_eal/linuxapp/eal/eal_memory.c b/lib/librte_eal/linuxapp/eal/eal_memory.c\nindex 5d3c8831b..ddfa8b133 100644\n--- a/lib/librte_eal/linuxapp/eal/eal_memory.c\n+++ b/lib/librte_eal/linuxapp/eal/eal_memory.c\n@@ -521,7 +521,18 @@ static void *\n create_shared_memory(const char *filename, const size_t mem_size)\n {\n \tvoid *retval;\n-\tint fd = open(filename, O_CREAT | O_RDWR, 0666);\n+\tint fd;\n+\n+\t/* if no shared files mode is used, create anonymous memory instead */\n+\tif (internal_config.no_shconf) {\n+\t\tretval = mmap(NULL, mem_size, PROT_READ | PROT_WRITE,\n+\t\t\t\tMAP_PRIVATE | MAP_ANONYMOUS, -1, 0);\n+\t\tif (retval == MAP_FAILED)\n+\t\t\treturn NULL;\n+\t\treturn retval;\n+\t}\n+\n+\tfd = open(filename, O_CREAT | O_RDWR, 0666);\n \tif (fd < 0)\n \t\treturn NULL;\n \tif (ftruncate(fd, mem_size) < 0) {\n", "prefixes": [ "v2", "4/9" ] }