Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/663/?format=api
{ "id": 663, "url": "http://patchwork.dpdk.org/api/patches/663/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/1412070008-4782-1-git-send-email-bruce.richardson@intel.com/", "project": { "id": 1, "url": "http://patchwork.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": "<1412070008-4782-1-git-send-email-bruce.richardson@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1412070008-4782-1-git-send-email-bruce.richardson@intel.com", "date": "2014-09-30T09:40:08", "name": "[dpdk-dev] ixgbe: Fix clang compilation issue", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "2a81117e78adc080ba2789ad4577cc563c01a6f9", "submitter": { "id": 20, "url": "http://patchwork.dpdk.org/api/people/20/?format=api", "name": "Bruce Richardson", "email": "bruce.richardson@intel.com" }, "delegate": null, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/1412070008-4782-1-git-send-email-bruce.richardson@intel.com/mbox/", "series": [], "comments": "http://patchwork.dpdk.org/api/patches/663/comments/", "check": "pending", "checks": "http://patchwork.dpdk.org/api/patches/663/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 C4D056A87;\n\tTue, 30 Sep 2014 11:35:35 +0200 (CEST)", "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n\tby dpdk.org (Postfix) with ESMTP id 2E6905902\n\tfor <dev@dpdk.org>; Tue, 30 Sep 2014 11:35:34 +0200 (CEST)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n\tby fmsmga102.fm.intel.com with ESMTP; 30 Sep 2014 02:42:12 -0700", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby fmsmga002.fm.intel.com with ESMTP; 30 Sep 2014 02:40:09 -0700", "from sivswdev02.ir.intel.com (sivswdev02.ir.intel.com\n\t[10.237.217.46])\n\tby irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id\n\ts8U9e8ir003253; Tue, 30 Sep 2014 10:40:08 +0100", "from sivswdev02.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev02.ir.intel.com with ESMTP id s8U9e88f004840;\n\tTue, 30 Sep 2014 10:40:08 +0100", "(from bricha3@localhost)\n\tby sivswdev02.ir.intel.com with id s8U9e8Ix004836;\n\tTue, 30 Sep 2014 10:40:08 +0100" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.04,625,1406617200\"; d=\"scan'208\";a=\"607457881\"", "From": "Bruce Richardson <bruce.richardson@intel.com>", "To": "dev@dpdk.org", "Date": "Tue, 30 Sep 2014 10:40:08 +0100", "Message-Id": "<1412070008-4782-1-git-send-email-bruce.richardson@intel.com>", "X-Mailer": "git-send-email 1.7.4.1", "In-Reply-To": "<A07EB24F-3F3B-4783-BE9B-5E5AA0FD08D9@windriver.com>", "References": "<A07EB24F-3F3B-4783-BE9B-5E5AA0FD08D9@windriver.com>", "Subject": "[dpdk-dev] [PATCH] ixgbe: Fix clang compilation issue", "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": "Issue reported by Keith Wiles.\nClang fails with an error about a variable being used uninitialized:\n\n CC ixgbe_rxtx_vec.o\n/home/keithw/projects/dpdk-code/org-dpdk/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c:67:30:\nerror: variable 'dma_addr0' is uninitialized\n when used here [-Werror,-Wuninitialized]\n dma_addr0 = _mm_xor_si128(dma_addr0, dma_addr0);\n ^~~~~~~~~\n\nThis error can be fixed by replacing the call to xor which\ntakes two parameters, by a call to setzero, which does not take any.\n\nSigned-off-by: Bruce Richardson <bruce.richardson@intel.com>\n---\n lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c\nindex 457f267..2236250 100644\n--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c\n+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c\n@@ -64,7 +64,7 @@ ixgbe_rxq_rearm(struct igb_rx_queue *rxq)\n \t\t\t\t RTE_IXGBE_RXQ_REARM_THRESH) < 0) {\n \t\tif (rxq->rxrearm_nb + RTE_IXGBE_RXQ_REARM_THRESH >=\n \t\t rxq->nb_rx_desc) {\n-\t\t\tdma_addr0 = _mm_xor_si128(dma_addr0, dma_addr0);\n+\t\t\tdma_addr0 = _mm_setzero_si128();\n \t\t\tfor (i = 0; i < RTE_IXGBE_DESCS_PER_LOOP; i++) {\n \t\t\t\trxep[i].mbuf = &rxq->fake_mbuf;\n \t\t\t\t_mm_store_si128((__m128i *)&rxdp[i].read,\n", "prefixes": [ "dpdk-dev" ] }