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GET /api/patches/32454/?format=api
{ "id": 32454, "url": "https://patches.dpdk.org/api/patches/32454/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/8cf0f1b4a35b5f49fc0849dc06886a317e534eb9.1513681966.git.anatoly.burakov@intel.com/", "project": { "id": 1, "url": "https://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": "<8cf0f1b4a35b5f49fc0849dc06886a317e534eb9.1513681966.git.anatoly.burakov@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/8cf0f1b4a35b5f49fc0849dc06886a317e534eb9.1513681966.git.anatoly.burakov@intel.com", "date": "2017-12-19T11:14:35", "name": "[dpdk-dev,RFC,v2,08/23] eal: add \"single file segments\" command-line option", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "ae94cf37a9e611d6588fda03f32ad548d320de89", "submitter": { "id": 4, "url": "https://patches.dpdk.org/api/people/4/?format=api", "name": "Anatoly Burakov", "email": "anatoly.burakov@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/8cf0f1b4a35b5f49fc0849dc06886a317e534eb9.1513681966.git.anatoly.burakov@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/32454/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/32454/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 29CB31B052;\n\tTue, 19 Dec 2017 12:15:06 +0100 (CET)", "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby dpdk.org (Postfix) with ESMTP id 49DBA1B01B\n\tfor <dev@dpdk.org>; Tue, 19 Dec 2017 12:14:54 +0100 (CET)", "from orsmga007.jf.intel.com ([10.7.209.58])\n\tby orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t19 Dec 2017 03:14:54 -0800", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby orsmga007.jf.intel.com with ESMTP; 19 Dec 2017 03:14:52 -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\tvBJBEqks003107; Tue, 19 Dec 2017 11:14:52 GMT", "from sivswdev01.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev01.ir.intel.com with ESMTP id vBJBEqB9010230;\n\tTue, 19 Dec 2017 11:14:52 GMT", "(from aburakov@localhost)\n\tby sivswdev01.ir.intel.com with LOCAL id vBJBEp1s010226;\n\tTue, 19 Dec 2017 11:14:51 GMT" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.45,426,1508828400\"; d=\"scan'208\";a=\"3913246\"", "From": "Anatoly Burakov <anatoly.burakov@intel.com>", "To": "dev@dpdk.org", "Cc": "andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com,\n\tkeith.wiles@intel.com, benjamin.walker@intel.com,\n\tbruce.richardson@intel.com, thomas@monjalon.net", "Date": "Tue, 19 Dec 2017 11:14:35 +0000", "Message-Id": "<8cf0f1b4a35b5f49fc0849dc06886a317e534eb9.1513681966.git.anatoly.burakov@intel.com>", "X-Mailer": "git-send-email 1.7.0.7", "In-Reply-To": [ "<cover.1513681966.git.anatoly.burakov@intel.com>", "<cover.1513681966.git.anatoly.burakov@intel.com>" ], "References": [ "<cover.1513681966.git.anatoly.burakov@intel.com>", "<cover.1513681966.git.anatoly.burakov@intel.com>" ], "Subject": "[dpdk-dev] [RFC v2 08/23] 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 | 3 +++\n lib/librte_eal/common/eal_options.h | 2 ++\n lib/librte_eal/linuxapp/eal/eal.c | 1 +\n 4 files changed, 10 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c\nindex 996a034..c3f7c41 100644\n--- a/lib/librte_eal/common/eal_common_options.c\n+++ b/lib/librte_eal/common/eal_common_options.c\n@@ -98,6 +98,7 @@ 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@@ -1158,6 +1159,9 @@ eal_parse_common_option(int opt, const char *optarg,\n \t\t}\n \t\tcore_parsed = 1;\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 fa6ccbe..484a32e 100644\n--- a/lib/librte_eal/common/eal_internal_cfg.h\n+++ b/lib/librte_eal/common/eal_internal_cfg.h\n@@ -76,6 +76,9 @@ 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 \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 30e6bb4..26a682a 100644\n--- a/lib/librte_eal/common/eal_options.h\n+++ b/lib/librte_eal/common/eal_options.h\n@@ -83,6 +83,8 @@ 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 229eec9..2a3127f 100644\n--- a/lib/librte_eal/linuxapp/eal/eal.c\n+++ b/lib/librte_eal/linuxapp/eal/eal.c\n@@ -366,6 +366,7 @@ 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", "RFC", "v2", "08/23" ] }