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GET /api/patches/1813/?format=api
{ "id": 1813, "url": "https://patches.dpdk.org/api/patches/1813/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1418029178-25162-16-git-send-email-zlu@ezchip.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": "<1418029178-25162-16-git-send-email-zlu@ezchip.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1418029178-25162-16-git-send-email-zlu@ezchip.com", "date": "2014-12-08T08:59:38", "name": "[dpdk-dev,15/15] eal: allow empty set of compile time cpuflags", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "64edef9a2681b02be5f4d28836ab9db5404133e6", "submitter": { "id": 130, "url": "https://patches.dpdk.org/api/people/130/?format=api", "name": "Zhigang Lu", "email": "zlu@ezchip.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1418029178-25162-16-git-send-email-zlu@ezchip.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/1813/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/1813/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 [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id 946387F00;\n\tMon, 8 Dec 2014 10:21:15 +0100 (CET)", "from emea01-db3-obe.outbound.protection.outlook.com\n\t(mail-db3on0071.outbound.protection.outlook.com [157.55.234.71])\n\tby dpdk.org (Postfix) with ESMTP id ECB672A9\n\tfor <dev@dpdk.org>; Mon, 8 Dec 2014 10:02:09 +0100 (CET)", "from DB4PR02CA0046.eurprd02.prod.outlook.com (10.242.174.174) by\n\tDB4PR02MB0591.eurprd02.prod.outlook.com (10.242.223.15) with\n\tMicrosoft SMTP\n\tServer (TLS) id 15.1.31.17; Mon, 8 Dec 2014 09:02:08 +0000", "from DB3FFO11FD039.protection.gbl (2a01:111:f400:7e04::186) by\n\tDB4PR02CA0046.outlook.office365.com (2a01:111:e400:983b::46) with\n\tMicrosoft SMTP Server (TLS) id 15.1.31.17 via Frontend Transport;\n\tMon, 8 Dec 2014 09:02:09 +0000", "from bjgfarm-1.internal.tilera.com (124.207.145.166) by\n\tDB3FFO11FD039.mail.protection.outlook.com (10.47.217.70) with\n\tMicrosoft SMTP Server (TLS) id 15.1.26.17 via Frontend Transport;\n\tMon, 8 Dec 2014 09:02:07 +0000", "(from zlu@localhost)\n\tby bjgfarm-1.internal.tilera.com (8.14.4/8.14.4/Submit) id\n\tsB8921lB025275; Mon, 8 Dec 2014 17:02:01 +0800" ], "From": "Zhigang Lu <zlu@ezchip.com>", "To": "<dev@dpdk.org>", "Date": "Mon, 8 Dec 2014 16:59:38 +0800", "Message-ID": "<1418029178-25162-16-git-send-email-zlu@ezchip.com>", "X-Mailer": "git-send-email 2.1.2", "In-Reply-To": "<1418029178-25162-1-git-send-email-zlu@ezchip.com>", "References": "<1418029178-25162-1-git-send-email-zlu@ezchip.com>", "X-EOPAttributedMessage": "0", "X-Forefront-Antispam-Report": "CIP:124.207.145.166; CTRY:CN; IPV:NLI; EFV:NLI; \n\tSFV:NSPM;\n\tSFS:(10009020)(6009001)(199003)(189002)(2351001)(106466001)(20776003)(89996001)(47776003)(97736003)(48376002)(31966008)(50466002)(62966003)(77156002)(19580405001)(6806004)(4396001)(50226001)(107046002)(229853001)(86362001)(92566001)(19580395003)(105606002)(33646002)(68736005)(64706001)(36756003)(46102003)(120916001)(42186005)(21056001)(50986999)(84676001)(76176999)(99396003)(104016003)(110136001)(87936001)(9376004);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:DB4PR02MB0591;\n\tH:bjgfarm-1.internal.tilera.com; \n\tFPR:; SPF:Fail; MLV:sfv; PTR:InfoDomainNonexistent; A:1; MX:1; LANG:en;", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Microsoft-Antispam": [ "UriScan:;", "BCL:0;PCL:0;RULEID:;SRVR:DB4PR02MB0591;" ], "X-Exchange-Antispam-Report-Test": "UriScan:;", "X-Exchange-Antispam-Report-CFA-Test": [ "BCL:0; PCL:0; RULEID:(602002);\n\tSRVR:DB4PR02MB0591; ", "BCL:0; PCL:0; RULEID:;\n\tSRVR:DB4PR02MB0591; " ], "X-Forefront-PRVS": "041963B986", "Received-SPF": "Fail (protection.outlook.com: domain of ezchip.com does not\n\tdesignate 124.207.145.166 as permitted sender)\n\treceiver=protection.outlook.com; client-ip=124.207.145.166;\n\thelo=bjgfarm-1.internal.tilera.com;", "Authentication-Results": "spf=fail (sender IP is 124.207.145.166)\n\tsmtp.mailfrom=zlu@ezchip.com; ", "X-OriginatorOrg": "ezchip.com", "X-Mailman-Approved-At": "Mon, 08 Dec 2014 10:20:50 +0100", "Cc": "Cyril Chemparathy <cchemparathy@ezchip.com>", "Subject": "[dpdk-dev] [PATCH 15/15] eal: allow empty set of compile time\n\tcpuflags", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "patches and discussions about DPDK <dev.dpdk.org>", "List-Unsubscribe": "<http://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": "<http://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": "On architectures that do not rely on RTE_COMPILE_TIME_CPUFLAGS, the\ncompile_time_flags[] array can end up being zero sized. This results in a\ncompiler complaint in the subsequent loop. Pulling out the array size\ncomputation silences this complaint.\n\nSigned-off-by: Zhigang Lu <zlu@ezchip.com>\nSigned-off-by: Cyril Chemparathy <cchemparathy@ezchip.com>\n---\n lib/librte_eal/common/eal_common_cpuflags.c | 4 +++-\n 1 file changed, 3 insertions(+), 1 deletion(-)", "diff": "diff --git a/lib/librte_eal/common/eal_common_cpuflags.c b/lib/librte_eal/common/eal_common_cpuflags.c\nindex 6fd360c..7a1ca26 100644\n--- a/lib/librte_eal/common/eal_common_cpuflags.c\n+++ b/lib/librte_eal/common/eal_common_cpuflags.c\n@@ -62,10 +62,12 @@ rte_cpu_check_supported(void)\n \tstatic const enum rte_cpu_flag_t compile_time_flags[] = {\n \t\t\tRTE_COMPILE_TIME_CPUFLAGS\n \t};\n+\tunsigned count =\n+\t\tsizeof(compile_time_flags)/sizeof(compile_time_flags[0]);\n \tunsigned i;\n \tint ret;\n \n-\tfor (i = 0; i < sizeof(compile_time_flags)/sizeof(compile_time_flags[0]); i++) {\n+\tfor (i = 0; i < count; i++) {\n \t\tret = rte_cpu_get_flag_enabled(compile_time_flags[i]);\n \n \t\tif (ret < 0) {\n", "prefixes": [ "dpdk-dev", "15/15" ] }