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GET /api/patches/35729/?format=api
{ "id": 35729, "url": "http://patches.dpdk.org/api/patches/35729/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/191e3ab33c918296c8b01e9dbb50c14b598788a4.1520428025.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": "<191e3ab33c918296c8b01e9dbb50c14b598788a4.1520428025.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/191e3ab33c918296c8b01e9dbb50c14b598788a4.1520428025.git.anatoly.burakov@intel.com", "date": "2018-03-07T16:56:38", "name": "[dpdk-dev,v2,10/41] eal: add \"single file segments\" command-line option", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "e3fae354a273c320eaaca93afd0dab6073103a61", "submitter": { "id": 4, "url": "http://patches.dpdk.org/api/people/4/?format=api", "name": "Burakov, Anatoly", "email": "anatoly.burakov@intel.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/191e3ab33c918296c8b01e9dbb50c14b598788a4.1520428025.git.anatoly.burakov@intel.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/35729/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/35729/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 89F77A84C;\n\tWed, 7 Mar 2018 17:57:27 +0100 (CET)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n\tby dpdk.org (Postfix) with ESMTP id 4357C5F5B\n\tfor <dev@dpdk.org>; Wed, 7 Mar 2018 17:57:16 +0100 (CET)", "from orsmga005.jf.intel.com ([10.7.209.41])\n\tby fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t07 Mar 2018 08:57:15 -0800", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby orsmga005.jf.intel.com with ESMTP; 07 Mar 2018 08:57:11 -0800", "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\tw27GvA2q032374; Wed, 7 Mar 2018 16:57:10 GMT", "from sivswdev01.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev01.ir.intel.com with ESMTP id w27GvAnD006680;\n\tWed, 7 Mar 2018 16:57:10 GMT", "(from aburakov@localhost)\n\tby sivswdev01.ir.intel.com with LOCAL id w27GvAK1006676;\n\tWed, 7 Mar 2018 16:57:10 GMT" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.47,436,1515484800\"; d=\"scan'208\";a=\"206261556\"", "From": "Anatoly Burakov <anatoly.burakov@intel.com>", "To": "dev@dpdk.org", "Cc": "keith.wiles@intel.com, jianfeng.tan@intel.com, andras.kovacs@ericsson.com,\n\tlaszlo.vadkeri@ericsson.com, benjamin.walker@intel.com,\n\tbruce.richardson@intel.com, thomas@monjalon.net,\n\tkonstantin.ananyev@intel.com, kuralamudhan.ramakrishnan@intel.com,\n\tlouise.m.daly@intel.com, nelio.laranjeiro@6wind.com,\n\tyskoh@mellanox.com, pepperjo@japf.ch, jerin.jacob@caviumnetworks.com, \n\themant.agrawal@nxp.com, olivier.matz@6wind.com", "Date": "Wed, 7 Mar 2018 16:56:38 +0000", "Message-Id": "<191e3ab33c918296c8b01e9dbb50c14b598788a4.1520428025.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 1.7.0.7", "In-Reply-To": [ "<cover.1520428025.git.anatoly.burakov@intel.com>", "<cover.1520428025.git.anatoly.burakov@intel.com>" ], "References": [ "<cover.1520428025.git.anatoly.burakov@intel.com>", "<cover.1520083504.git.anatoly.burakov@intel.com>\n\t<cover.1520428025.git.anatoly.burakov@intel.com>" ], "Subject": "[dpdk-dev] [PATCH v2 10/41] eal: add \"single file segments\"\n\tcommand-line option", "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://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "For now, this option does nothing, but it will be useful in\ndynamic memory allocation down the line. Currently, DPDK stores\nall pages as separate files in hugetlbfs. This option will allow\nstoring all pages in one file (one file per socket, per page size).\n\nSigned-off-by: Anatoly Burakov <anatoly.burakov@intel.com>\n---\n lib/librte_eal/common/eal_common_options.c | 4 ++++\n lib/librte_eal/common/eal_internal_cfg.h | 4 ++++\n lib/librte_eal/common/eal_options.h | 2 ++\n lib/librte_eal/linuxapp/eal/eal.c | 1 +\n 4 files changed, 11 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c\nindex 0be80cb..dbc3fb5 100644\n--- a/lib/librte_eal/common/eal_common_options.c\n+++ b/lib/librte_eal/common/eal_common_options.c\n@@ -73,6 +73,7 @@ eal_long_options[] = {\n \t{OPT_VDEV, 1, NULL, OPT_VDEV_NUM },\n \t{OPT_VFIO_INTR, 1, NULL, OPT_VFIO_INTR_NUM },\n \t{OPT_VMWARE_TSC_MAP, 0, NULL, OPT_VMWARE_TSC_MAP_NUM },\n+\t{OPT_SINGLE_FILE_SEGMENTS, 0, NULL, OPT_SINGLE_FILE_SEGMENTS_NUM},\n \t{0, 0, NULL, 0 }\n };\n \n@@ -1161,6 +1162,9 @@ eal_parse_common_option(int opt, const char *optarg,\n \n \t\tcore_parsed = LCORE_OPT_MAP;\n \t\tbreak;\n+\tcase OPT_SINGLE_FILE_SEGMENTS_NUM:\n+\t\tconf->single_file_segments = 1;\n+\t\tbreak;\n \n \t/* don't know what to do, leave this to caller */\n \tdefault:\ndiff --git a/lib/librte_eal/common/eal_internal_cfg.h b/lib/librte_eal/common/eal_internal_cfg.h\nindex a0082d1..d4c02d6 100644\n--- a/lib/librte_eal/common/eal_internal_cfg.h\n+++ b/lib/librte_eal/common/eal_internal_cfg.h\n@@ -47,6 +47,10 @@ struct internal_config {\n \tvolatile unsigned force_sockets;\n \tvolatile uint64_t socket_mem[RTE_MAX_NUMA_NODES]; /**< amount of memory per socket */\n \tuintptr_t base_virtaddr; /**< base address to try and reserve memory from */\n+\tvolatile unsigned single_file_segments;\n+\t/**< true if storing all pages within single files (per-page-size,\n+\t * per-node).\n+\t */\n \tvolatile int syslog_facility;\t /**< facility passed to openlog() */\n \t/** default interrupt mode for VFIO */\n \tvolatile enum rte_intr_mode vfio_intr_mode;\ndiff --git a/lib/librte_eal/common/eal_options.h b/lib/librte_eal/common/eal_options.h\nindex e86c711..a4b80d5 100644\n--- a/lib/librte_eal/common/eal_options.h\n+++ b/lib/librte_eal/common/eal_options.h\n@@ -55,6 +55,8 @@ enum {\n \tOPT_VFIO_INTR_NUM,\n #define OPT_VMWARE_TSC_MAP \"vmware-tsc-map\"\n \tOPT_VMWARE_TSC_MAP_NUM,\n+#define OPT_SINGLE_FILE_SEGMENTS \"single-file-segments\"\n+\tOPT_SINGLE_FILE_SEGMENTS_NUM,\n \tOPT_LONG_MAX_NUM\n };\n \ndiff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c\nindex 2ecd07b..c84e6bf 100644\n--- a/lib/librte_eal/linuxapp/eal/eal.c\n+++ b/lib/librte_eal/linuxapp/eal/eal.c\n@@ -348,6 +348,7 @@ eal_usage(const char *prgname)\n \t \" --\"OPT_BASE_VIRTADDR\" Base virtual address\\n\"\n \t \" --\"OPT_CREATE_UIO_DEV\" Create /dev/uioX (usually done by hotplug)\\n\"\n \t \" --\"OPT_VFIO_INTR\" Interrupt mode for VFIO (legacy|msi|msix)\\n\"\n+\t \" --\"OPT_SINGLE_FILE_SEGMENTS\" Put all hugepage memory in single files\\n\"\n \t \"\\n\");\n \t/* Allow the application to print its usage message too if hook is set */\n \tif ( rte_application_usage_hook ) {\n", "prefixes": [ "dpdk-dev", "v2", "10/41" ] }