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GET /api/patches/67120/?format=api
{ "id": 67120, "url": "https://patches.dpdk.org/api/patches/67120/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20200325211603.240288-7-jerinj@marvell.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": "<20200325211603.240288-7-jerinj@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200325211603.240288-7-jerinj@marvell.com", "date": "2020-03-25T21:15:36", "name": "[v2,06/32] eal/trace: get bootup timestamp for trace", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "329b445611727dee9875bb987c3b3b22b9b4efce", "submitter": { "id": 1188, "url": "https://patches.dpdk.org/api/people/1188/?format=api", "name": "Jerin Jacob Kollanukkaran", "email": "jerinj@marvell.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20200325211603.240288-7-jerinj@marvell.com/mbox/", "series": [ { "id": 9047, "url": "https://patches.dpdk.org/api/series/9047/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=9047", "date": "2020-03-25T21:15:30", "name": "DPDK Trace support", "version": 2, "mbox": "https://patches.dpdk.org/series/9047/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/67120/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/67120/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 9AD48A058B;\n\tWed, 25 Mar 2020 22:16:57 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 9B6CF1C07E;\n\tWed, 25 Mar 2020 22:16:19 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com\n [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 981DD1B75C\n for <dev@dpdk.org>; Wed, 25 Mar 2020 22:16:16 +0100 (CET)", "from pps.filterd (m0045849.ppops.net [127.0.0.1])\n by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id\n 02PLGFX8008331; Wed, 25 Mar 2020 14:16:15 -0700", "from sc-exch01.marvell.com ([199.233.58.181])\n by mx0a-0016f401.pphosted.com with ESMTP id 2ywg9ntex9-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Wed, 25 Mar 2020 14:16:15 -0700", "from DC5-EXCH02.marvell.com (10.69.176.39) by SC-EXCH01.marvell.com\n (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1497.2;\n Wed, 25 Mar 2020 14:16:10 -0700", "from SC-EXCH03.marvell.com (10.93.176.83) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2;\n Wed, 25 Mar 2020 14:16:10 -0700", "from maili.marvell.com (10.93.176.43) by SC-EXCH03.marvell.com\n (10.93.176.83) with Microsoft SMTP Server id 15.0.1497.2 via Frontend\n Transport; Wed, 25 Mar 2020 14:16:10 -0700", "from jerin-lab.marvell.com (jerin-lab.marvell.com [10.28.34.14])\n by maili.marvell.com (Postfix) with ESMTP id 2799D3F7040;\n Wed, 25 Mar 2020 14:16:07 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : in-reply-to : references : mime-version :\n content-transfer-encoding : content-type; s=pfpt0818;\n bh=xwmwOcZbvLmjNMsetsu14OHTX0s3IxdcpArFBrkCyxY=;\n b=jDVn24YTMD7knMtoenmm078ThZgR4NRbX+tTve2eK788gP65MMpHtK2tO4XdxTldWtEb\n /DE/IQGqZJi/cy6JMSqDQJTtRIHH+BJE5VKnySj9crwPFB9SANxpvmcwbq2Z5zazwpry\n I/CgcY4/+ynO+W9LSlCseqhRLuShvw9p1m4Dhj2uAXwBG9nFgf/lfjvx/M1uaXWUGnLF\n jibk9uhcW/5FsYUMSiVu/wKTDSlPv13LY7Y30JdGzT4nfPuI4grsoSTGYRgqraUVCf/r\n YVV3xtzv5y4499fFY71akFHOKmxxl/Dlr3FKk9T1neX5OD3M/hR6bSiNJqCQZVEgZHYb xw==", "From": "<jerinj@marvell.com>", "To": "", "CC": "<dev@dpdk.org>, <thomas@monjalon.net>, <bruce.richardson@intel.com>,\n <david.marchand@redhat.com>, <mattias.ronnblom@ericsson.com>,\n <skori@marvell.com>, Jerin Jacob <jerinj@marvell.com>", "Date": "Thu, 26 Mar 2020 02:45:36 +0530", "Message-ID": "<20200325211603.240288-7-jerinj@marvell.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20200325211603.240288-1-jerinj@marvell.com>", "References": "<20200318190241.3150971-1-jerinj@marvell.com>\n <20200325211603.240288-1-jerinj@marvell.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10434:6.0.138, 18.0.645\n definitions=2020-03-25_11:2020-03-24,\n 2020-03-25 signatures=0", "Subject": "[dpdk-dev] [PATCH v2 06/32] eal/trace: get bootup timestamp for\n\ttrace", "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 <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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Jerin Jacob <jerinj@marvell.com>\n\nFind epoch_sec, epoch_nsec and uptime_ticks time information\non eal_trace_init()/bootup to derive the time in the trace.\n\nSigned-off-by: Jerin Jacob <jerinj@marvell.com>\n---\n lib/librte_eal/common/eal_common_trace.c | 3 +++\n .../common/eal_common_trace_utils.c | 22 +++++++++++++++++++\n lib/librte_eal/common/eal_trace.h | 5 +++++\n 3 files changed, 30 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/eal_common_trace.c b/lib/librte_eal/common/eal_common_trace.c\nindex 50890fb5b..42829ed6f 100644\n--- a/lib/librte_eal/common/eal_common_trace.c\n+++ b/lib/librte_eal/common/eal_common_trace.c\n@@ -59,6 +59,9 @@ eal_trace_init(void)\n \tif (trace_mkdir())\n \t\tgoto fail;\n \n+\t/* Save current epoch timestamp for future use */\n+\tif (trace_epoch_time_save() < 0)\n+\t\tgoto fail;\n \n \trte_trace_global_mode_set(trace.mode);\n \ndiff --git a/lib/librte_eal/common/eal_common_trace_utils.c b/lib/librte_eal/common/eal_common_trace_utils.c\nindex 8df7b5c33..f65672119 100644\n--- a/lib/librte_eal/common/eal_common_trace_utils.c\n+++ b/lib/librte_eal/common/eal_common_trace_utils.c\n@@ -98,6 +98,28 @@ trace_session_name_generate(char *trace_dir)\n \treturn -rte_errno;\n }\n \n+int\n+trace_epoch_time_save(void)\n+{\n+\tstruct trace *trace = trace_obj_get();\n+\tstruct timespec epoch = { 0, 0 };\n+\tuint64_t avg, start, end;\n+\n+\tstart = rte_get_tsc_cycles();\n+\tif (clock_gettime(CLOCK_REALTIME, &epoch) < 0) {\n+\t\ttrace_err(\"failed to get the epoch time\");\n+\t\treturn -1;\n+\t}\n+\tend = rte_get_tsc_cycles();\n+\tavg = (start + end) >> 1;\n+\n+\ttrace->epoch_sec = (uint64_t) epoch.tv_sec;\n+\ttrace->epoch_nsec = (uint64_t) epoch.tv_nsec;\n+\ttrace->uptime_ticks = avg;\n+\n+\treturn 0;\n+}\n+\n static int\n trace_dir_default_path_get(char *dir_path)\n {\ndiff --git a/lib/librte_eal/common/eal_trace.h b/lib/librte_eal/common/eal_trace.h\nindex 9354f2456..10139c06c 100644\n--- a/lib/librte_eal/common/eal_trace.h\n+++ b/lib/librte_eal/common/eal_trace.h\n@@ -5,6 +5,7 @@\n #ifndef __EAL_TRACE_H\n #define __EAL_TRACE_H\n \n+#include <rte_cycles.h>\n #include <rte_spinlock.h>\n #include <rte_trace.h>\n #include <rte_uuid.h>\n@@ -38,6 +39,9 @@ struct trace {\n \trte_uuid_t uuid;\n \tuint32_t level;\n \tuint32_t nb_trace_points;\n+\tuint64_t epoch_sec;\n+\tuint64_t epoch_nsec;\n+\tuint64_t uptime_ticks;\n \trte_spinlock_t lock;\n };\n \n@@ -60,6 +64,7 @@ struct trace_point_head *trace_list_head_get(void);\n bool trace_has_duplicate_entry(void);\n void trace_uuid_generate(void);\n int trace_mkdir(void);\n+int trace_epoch_time_save(void);\n \n /* EAL interface */\n int eal_trace_init(void);\n", "prefixes": [ "v2", "06/32" ] }