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GET /api/patches/67768/?format=api
http://patches.dpdk.org/api/patches/67768/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20200403153709.3703448-10-jerinj@marvell.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": "<20200403153709.3703448-10-jerinj@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200403153709.3703448-10-jerinj@marvell.com", "date": "2020-04-03T15:36:45", "name": "[v4,09/33] eal/trace: handle CTF keyword collision", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "2f71b25affaa39d2d78ea74c094e9e5f953b6a0a", "submitter": { "id": 1188, "url": "http://patches.dpdk.org/api/people/1188/?format=api", "name": "Jerin Jacob Kollanukkaran", "email": "jerinj@marvell.com" }, "delegate": { "id": 24651, "url": "http://patches.dpdk.org/api/users/24651/?format=api", "username": "dmarchand", "first_name": "David", "last_name": "Marchand", "email": "david.marchand@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20200403153709.3703448-10-jerinj@marvell.com/mbox/", "series": [ { "id": 9192, "url": "http://patches.dpdk.org/api/series/9192/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=9192", "date": "2020-04-03T15:36:36", "name": "DPDK Trace support", "version": 4, "mbox": "http://patches.dpdk.org/series/9192/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/67768/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/67768/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 EF5E3A0562;\n\tFri, 3 Apr 2020 17:39:08 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 2F0A51C1C4;\n\tFri, 3 Apr 2020 17:37:35 +0200 (CEST)", "from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com\n [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 4901B1C1C4\n for <dev@dpdk.org>; Fri, 3 Apr 2020 17:37:34 +0200 (CEST)", "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 033FaPHr029227; Fri, 3 Apr 2020 08:37:33 -0700", "from sc-exch02.marvell.com ([199.233.58.182])\n by mx0a-0016f401.pphosted.com with ESMTP id 304855y7e3-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Fri, 03 Apr 2020 08:37:33 -0700", "from DC5-EXCH02.marvell.com (10.69.176.39) by SC-EXCH02.marvell.com\n (10.93.176.82) with Microsoft SMTP Server (TLS) id 15.0.1497.2;\n Fri, 3 Apr 2020 08:37:32 -0700", "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2;\n Fri, 3 Apr 2020 08:37:31 -0700", "from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.2 via Frontend\n Transport; Fri, 3 Apr 2020 08:37:31 -0700", "from jerin-lab.marvell.com (jerin-lab.marvell.com [10.28.34.14])\n by maili.marvell.com (Postfix) with ESMTP id 5662A3F703F;\n Fri, 3 Apr 2020 08:37:29 -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=MR5rY+KVxdgm7gNRKXaHfWSSpB14QqT2rHD/8dtUbC0=;\n b=k1dd84tBqXM+/OoDGzwGzH2Pn9NAtDNDOm5HHOzqe9VH5o69yb48FKr8eIr6jfa03RZ6\n ZFhh/lXa2+U4fO+8abTH3V5cChnUPhe99yDTVZo4Gt1IvNdzp+WFKcFFutDBeXwv1kPi\n leGoJ8rrNKtM/AlA30/mcj0zcvQejMgQZE7fRqzLQTdEIurEiTJ2rZgOtWMAW1+wpms/\n onUwWbwr2kTHsp2tMuyKVmwtWSUAnJtMSKolILU+suOPdKCT/Xz4o4Sbiv/5Eb0ltUFJ\n WrM+BqY1L7Njyq2EGB3mFzn73ZXv81+iflGS35qyuM79YMRdNNAkPOmaiZaAmhWpwBFr 8w==", "From": "<jerinj@marvell.com>", "To": "Jerin Jacob <jerinj@marvell.com>, Sunil Kumar Kori <skori@marvell.com>", "CC": "<dev@dpdk.org>, <thomas@monjalon.net>, <bruce.richardson@intel.com>,\n <david.marchand@redhat.com>, <mattias.ronnblom@ericsson.com>", "Date": "Fri, 3 Apr 2020 21:06:45 +0530", "Message-ID": "<20200403153709.3703448-10-jerinj@marvell.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20200403153709.3703448-1-jerinj@marvell.com>", "References": "<20200329144342.1543749-1-jerinj@marvell.com>\n <20200403153709.3703448-1-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, 18.0.676\n definitions=2020-04-03_11:2020-04-03,\n 2020-04-03 signatures=0", "Subject": "[dpdk-dev] [PATCH v4 09/33] eal/trace: handle CTF keyword collision", "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: Sunil Kumar Kori <skori@marvell.com>\n\nSome of the keyword like align, event, \".\" and \"->\" etc will be\nused in CTF metadata syntax. This patch support for handling\nthose keywords with DPDK events name.\n\nSigned-off-by: Sunil Kumar Kori <skori@marvell.com>\n---\n lib/librte_eal/common/eal_common_trace_ctf.c | 119 +++++++++++++++++++\n 1 file changed, 119 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/eal_common_trace_ctf.c b/lib/librte_eal/common/eal_common_trace_ctf.c\nindex 5ad44cc8d..c4f00bf22 100644\n--- a/lib/librte_eal/common/eal_common_trace_ctf.c\n+++ b/lib/librte_eal/common/eal_common_trace_ctf.c\n@@ -215,12 +215,131 @@ meta_stream_emit(char **meta, int *offset)\n \treturn meta_copy(meta, offset, str, rc);\n }\n \n+static void\n+string_fixed_replace(char *input, const char *search, const char *replace)\n+{\n+\tchar *found;\n+\tsize_t len;\n+\n+\tfound = strstr(input, search);\n+\tif (found == NULL)\n+\t\treturn;\n+\n+\tif (strlen(found) != strlen(search))\n+\t\treturn;\n+\n+\tlen = strlen(replace);\n+\tmemcpy(found, replace, len);\n+\tfound[len] = '\\0';\n+}\n+\n+static void\n+ctf_fixup_align(char *str)\n+{\n+\tstring_fixed_replace(str, \"align\", \"_align\");\n+}\n+\n+static void\n+ctf_fixup_arrow_deref(char *str)\n+{\n+\tconst char *replace = \"_\";\n+\tconst char *search = \"->\";\n+\tchar *found;\n+\tsize_t len;\n+\n+\tfound = strstr(str, search);\n+\tif (found == NULL)\n+\t\treturn;\n+\n+\tdo {\n+\t\tmemcpy(found, replace, strlen(replace));\n+\t\tlen = strlen(found + 2);\n+\t\tmemcpy(found + 1, found + 2, len);\n+\t\tfound[len + 1] = '\\0';\n+\t\tfound = strstr(str, search);\n+\t} while (found != NULL);\n+}\n+\n+static void\n+ctf_fixup_dot_deref(char *str)\n+{\n+\tconst char *replace = \"_\";\n+\tconst char *search = \".\";\n+\tchar *found;\n+\tsize_t len;\n+\n+\tfound = strstr(str, search);\n+\tif (found == NULL)\n+\t\treturn;\n+\n+\tlen = strlen(replace);\n+\tdo {\n+\t\tmemcpy(found, replace, len);\n+\t\tfound = strstr(str, search);\n+\t} while (found != NULL);\n+}\n+\n+static void\n+ctf_fixup_event(char *str)\n+{\n+\tstring_fixed_replace(str, \"event\", \"_event\");\n+}\n+\n+static int\n+ctf_fixup_keyword(char *str)\n+{\n+\tchar dup_str[TRACE_CTF_FIELD_SIZE];\n+\tchar input[TRACE_CTF_FIELD_SIZE];\n+\tconst char *delim = \";\";\n+\tchar *from;\n+\tint len;\n+\n+\tif (str == NULL)\n+\t\treturn 0;\n+\n+\tlen = strlen(str);\n+\tif (len >= TRACE_CTF_FIELD_SIZE) {\n+\t\ttrace_err(\"ctf_field reached its maximum limit\");\n+\t\treturn -EMSGSIZE;\n+\t}\n+\n+\t/* Create duplicate string */\n+\tstrcpy(dup_str, str);\n+\n+\tlen = 0;\n+\tfrom = strtok(dup_str, delim);\n+\twhile (from != NULL) {\n+\t\tstrcpy(input, from);\n+\t\tctf_fixup_align(input);\n+\t\tctf_fixup_dot_deref(input);\n+\t\tctf_fixup_arrow_deref(input);\n+\t\tctf_fixup_event(input);\n+\n+\t\tstrcpy(&input[strlen(input)], delim);\n+\t\tif ((len + strlen(input)) >= TRACE_CTF_FIELD_SIZE) {\n+\t\t\ttrace_err(\"ctf_field reached its maximum limit\");\n+\t\t\treturn -EMSGSIZE;\n+\t\t}\n+\n+\t\tstrcpy(str + len, input);\n+\t\tlen += strlen(input);\n+\t\tfrom = strtok(NULL, delim);\n+\t}\n+\n+\treturn 0;\n+}\n+\n static int\n meta_event_emit(char **meta, int *offset, struct trace_point *tp)\n {\n \tchar *str = NULL;\n \tint rc;\n \n+\t/* Fixup ctf field string in case it using reserved ctf keywords */\n+\trc = ctf_fixup_keyword(tp->ctf_field);\n+\tif (rc)\n+\t\treturn rc;\n+\n \trc = metadata_printf(&str,\n \t\t\"event {\\n\"\n \t\t\" id = %d;\\n\"\n", "prefixes": [ "v4", "09/33" ] }{ "id": 67768, "url": "