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GET /api/patches/7949/?format=api
https://patches.dpdk.org/api/patches/7949/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1445609833-17649-9-git-send-email-david.hunt@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": "<1445609833-17649-9-git-send-email-david.hunt@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1445609833-17649-9-git-send-email-david.hunt@intel.com", "date": "2015-10-23T14:17:10", "name": "[dpdk-dev,08/11] lib: add armv8 rte_spinlock.h", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "ae50be31206bcc683afb17552e14cb9da607c97f", "submitter": { "id": 342, "url": "https://patches.dpdk.org/api/people/342/?format=api", "name": "Hunt, David", "email": "david.hunt@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1445609833-17649-9-git-send-email-david.hunt@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/7949/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/7949/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 448958E9A;\n\tFri, 23 Oct 2015 16:17:54 +0200 (CEST)", "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby dpdk.org (Postfix) with ESMTP id 0CC238E7A\n\tfor <dev@dpdk.org>; Fri, 23 Oct 2015 16:17:47 +0200 (CEST)", "from orsmga001.jf.intel.com ([10.7.209.18])\n\tby orsmga103.jf.intel.com with ESMTP; 23 Oct 2015 07:17:42 -0700", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby orsmga001.jf.intel.com with ESMTP; 23 Oct 2015 07:17:40 -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\tt9NEHenl002496; Fri, 23 Oct 2015 15:17:40 +0100", "from sivswdev02.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev02.ir.intel.com with ESMTP id t9NEHd4W017757;\n\tFri, 23 Oct 2015 15:17:39 +0100", "(from dhunt5@localhost)\n\tby sivswdev02.ir.intel.com with id t9NEHdfA017752;\n\tFri, 23 Oct 2015 15:17:39 +0100" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.20,186,1444719600\"; d=\"scan'208\";a=\"801163693\"", "From": "David Hunt <david.hunt@intel.com>", "To": "dev@dpdk.org", "Date": "Fri, 23 Oct 2015 15:17:10 +0100", "Message-Id": "<1445609833-17649-9-git-send-email-david.hunt@intel.com>", "X-Mailer": "git-send-email 1.7.4.1", "In-Reply-To": "<1445609833-17649-1-git-send-email-david.hunt@intel.com>", "References": "<1445609833-17649-1-git-send-email-david.hunt@intel.com>", "Cc": "Benjamin Boren <Ben.Boren@intel.com>", "Subject": "[dpdk-dev] [PATCH 08/11] lib: add armv8 rte_spinlock.h", "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": "From: Benjamin Boren <Ben.Boren@intel.com>\n\nSigned-off-by: Benjamin Boren <Ben.Boren@intel.com>\nSigned-off-by: David Hunt <david.hunt@intel.com>\n---\n .../common/include/arch/arm64/rte_spinlock.h | 114 +++++++++++++++++++++\n 1 file changed, 114 insertions(+)\n create mode 100644 lib/librte_eal/common/include/arch/arm64/rte_spinlock.h", "diff": "diff --git a/lib/librte_eal/common/include/arch/arm64/rte_spinlock.h b/lib/librte_eal/common/include/arch/arm64/rte_spinlock.h\nnew file mode 100644\nindex 0000000..64928ba\n--- /dev/null\n+++ b/lib/librte_eal/common/include/arch/arm64/rte_spinlock.h\n@@ -0,0 +1,114 @@\n+/*\n+ * BSD LICENSE\n+ *\n+ * Copyright (C) IBM Corporation 2014.\n+ *\n+ * Redistribution and use in source and binary forms, with or without\n+ * modification, are permitted provided that the following conditions\n+ * are met:\n+ *\n+ * * Redistributions of source code must retain the above copyright\n+ * notice, this list of conditions and the following disclaimer.\n+ * * Redistributions in binary form must reproduce the above copyright\n+ * notice, this list of conditions and the following disclaimer in\n+ * the documentation and/or other materials provided with the\n+ * distribution.\n+ * * Neither the name of IBM Corporation nor the names of its\n+ * contributors may be used to endorse or promote products derived\n+ * from this software without specific prior written permission.\n+ *\n+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n+ * \"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n+*/\n+\n+#ifndef _RTE_SPINLOCK_ARM_64_H_\n+#define _RTE_SPINLOCK_ARM_64_H_\n+\n+#ifdef __cplusplus\n+extern \"C\" {\n+#endif\n+\n+#include <rte_common.h>\n+#include \"generic/rte_spinlock.h\"\n+\n+/* Fixme: Use intrinsics to implement the spinlock on ARM64 architecture */\n+\n+#ifndef RTE_FORCE_INTRINSICS\n+\n+static inline void\n+rte_spinlock_lock(rte_spinlock_t *sl)\n+{\n+\twhile (__sync_lock_test_and_set(&sl->locked, 1))\n+\t\twhile (sl->locked)\n+\t\t\trte_pause();\n+}\n+\n+static inline void\n+rte_spinlock_unlock(rte_spinlock_t *sl)\n+{\n+\t__sync_lock_release(&sl->locked);\n+}\n+\n+static inline int\n+rte_spinlock_trylock(rte_spinlock_t *sl)\n+{\n+\treturn (__sync_lock_test_and_set(&sl->locked, 1) == 0);\n+}\n+\n+#endif\n+\n+static inline int rte_tm_supported(void)\n+{\n+\treturn 0;\n+}\n+\n+static inline void\n+rte_spinlock_lock_tm(rte_spinlock_t *sl)\n+{\n+\trte_spinlock_lock(sl); /* fall-back */\n+}\n+\n+static inline int\n+rte_spinlock_trylock_tm(rte_spinlock_t *sl)\n+{\n+\treturn rte_spinlock_trylock(sl);\n+}\n+\n+static inline void\n+rte_spinlock_unlock_tm(rte_spinlock_t *sl)\n+{\n+\trte_spinlock_unlock(sl);\n+}\n+\n+static inline void\n+rte_spinlock_recursive_lock_tm(rte_spinlock_recursive_t *slr)\n+{\n+\trte_spinlock_recursive_lock(slr); /* fall-back */\n+}\n+\n+static inline void\n+rte_spinlock_recursive_unlock_tm(rte_spinlock_recursive_t *slr)\n+{\n+\trte_spinlock_recursive_unlock(slr);\n+}\n+\n+static inline int\n+rte_spinlock_recursive_trylock_tm(rte_spinlock_recursive_t *slr)\n+{\n+\treturn rte_spinlock_recursive_trylock(slr);\n+}\n+\n+#ifdef __cplusplus\n+}\n+#endif\n+\n+#endif /* _RTE_SPINLOCK_ARM_64_H_ */\n", "prefixes": [ "dpdk-dev", "08/11" ] }{ "id": 7949, "url": "