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GET /api/patches/3853/?format=api
{ "id": 3853, "url": "http://patches.dpdk.org/api/patches/3853/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1425505810-9269-5-git-send-email-david.marchand@6wind.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": "<1425505810-9269-5-git-send-email-david.marchand@6wind.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1425505810-9269-5-git-send-email-david.marchand@6wind.com", "date": "2015-03-04T21:50:04", "name": "[dpdk-dev,04/10] tailq: use a single cast macro", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "bd97ee01af9ebe34b857d8af042561fee24c2bd5", "submitter": { "id": 3, "url": "http://patches.dpdk.org/api/people/3/?format=api", "name": "David Marchand", "email": "david.marchand@6wind.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1425505810-9269-5-git-send-email-david.marchand@6wind.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/3853/comments/", "check": "pending", "checks": "http://patches.dpdk.org/api/patches/3853/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 680D27EB0;\n\tWed, 4 Mar 2015 22:50:25 +0100 (CET)", "from mail-we0-f181.google.com (mail-we0-f181.google.com\n\t[74.125.82.181]) by dpdk.org (Postfix) with ESMTP id 7772D6849\n\tfor <dev@dpdk.org>; Wed, 4 Mar 2015 22:50:22 +0100 (CET)", "by wevm14 with SMTP id m14so49131629wev.13\n\tfor <dev@dpdk.org>; Wed, 04 Mar 2015 13:50:22 -0800 (PST)", "from alcyon.dev.6wind.com (6wind.net2.nerim.net. [213.41.180.237])\n\tby mx.google.com with ESMTPSA id\n\tbf8sm6037947wjb.37.2015.03.04.13.50.21 for <dev@dpdk.org>\n\t(version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tWed, 04 Mar 2015 13:50:21 -0800 (PST)" ], "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20130820;\n\th=x-gm-message-state:from:to:subject:date:message-id:in-reply-to\n\t:references;\n\tbh=vYO5XWULOFvEC66KQDYZyGlJ6z/NLkkmffLr28lp0rY=;\n\tb=R43avza6iC/zw0HRuJNRyuMgqLEtSaSAc6NRNO9r6xrmk/LTlij4tTd1pVMveZKuar\n\tb3dCiLps5lAGHam4wMFHKyESURDPOHRGYrTjXCgO2OlpMIasCN2EMyMHsM7QivQQ2Kzk\n\tK0PRWkQ2KZrLxy4SA6wk7cIfzXJgtLP7/Aeb1myuZsyYXK8/ujr2TtBGHVOvDLIEDOsP\n\taakzpkK5PbzFyyp862awQNNJ+dw7E+2HXY8+hjK/lQQy379anhok7YCXXz1a8ld+UVos\n\tEbXiIQ3Kkt89e+FmCx8ivVztW9Ken8IiN3Is3jsA39USL/ESImJj0QWX5JMhQS34EtVS\n\t2XGA==", "X-Gm-Message-State": "ALoCoQnjjDrL+r1X7nZ4AshgvyfbYqbMPROd82SoqxEGtPVIrWBoqbaejEL13IVveQVJmgOxguB+", "X-Received": "by 10.180.83.195 with SMTP id s3mr60952631wiy.54.1425505822344; \n\tWed, 04 Mar 2015 13:50:22 -0800 (PST)", "From": "David Marchand <david.marchand@6wind.com>", "To": "dev@dpdk.org", "Date": "Wed, 4 Mar 2015 22:50:04 +0100", "Message-Id": "<1425505810-9269-5-git-send-email-david.marchand@6wind.com>", "X-Mailer": "git-send-email 1.7.10.4", "In-Reply-To": "<1425505810-9269-1-git-send-email-david.marchand@6wind.com>", "References": "<1425505810-9269-1-git-send-email-david.marchand@6wind.com>", "Subject": "[dpdk-dev] [PATCH 04/10] tailq: use a single cast macro", "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": "No need to cast everywhere, define a common macro for this, plus it can be used\nin future commits.\n\nSigned-off-by: David Marchand <david.marchand@6wind.com>\n---\n lib/librte_eal/common/include/rte_tailq.h | 14 ++++++++++----\n 1 file changed, 10 insertions(+), 4 deletions(-)", "diff": "diff --git a/lib/librte_eal/common/include/rte_tailq.h b/lib/librte_eal/common/include/rte_tailq.h\nindex b34e5ed..6ac4b9b 100644\n--- a/lib/librte_eal/common/include/rte_tailq.h\n+++ b/lib/librte_eal/common/include/rte_tailq.h\n@@ -70,6 +70,12 @@ struct rte_tailq_head {\n };\n \n /**\n+ * Return the first tailq entry casted to the right struct.\n+ */\n+#define RTE_TAILQ_CAST(tailq_entry, struct_name) \\\n+\t(struct struct_name *)&(tailq_entry)->tailq_head\n+\n+/**\n * Utility macro to make reserving a tailqueue for a particular struct easier.\n *\n * @param name\n@@ -86,7 +92,7 @@ struct rte_tailq_head {\n * element in the rte_tailq_head structure.\n */\n #define RTE_TAILQ_RESERVE(name, struct_name) \\\n-\t(struct struct_name *)(&rte_eal_tailq_reserve(name)->tailq_head)\n+\tRTE_TAILQ_CAST(rte_eal_tailq_reserve(name), struct_name)\n \n /**\n * Utility macro to make reserving a tailqueue for a particular struct easier.\n@@ -106,7 +112,7 @@ struct rte_tailq_head {\n * element in the rte_tailq_head structure.\n */\n #define RTE_TAILQ_RESERVE_BY_IDX(idx, struct_name) \\\n-\t(struct struct_name *)(&rte_eal_tailq_reserve_by_idx(idx)->tailq_head)\n+\tRTE_TAILQ_CAST(rte_eal_tailq_reserve_by_idx(idx), struct_name)\n \n /**\n * Utility macro to make looking up a tailqueue for a particular struct easier.\n@@ -125,7 +131,7 @@ struct rte_tailq_head {\n * element in the rte_tailq_head structure.\n */\n #define RTE_TAILQ_LOOKUP(name, struct_name) \\\n-\t(struct struct_name *)(&rte_eal_tailq_lookup(name)->tailq_head)\n+\tRTE_TAILQ_CAST(rte_eal_tailq_lookup(name), struct_name)\n \n /**\n * Utility macro to make looking up a tailqueue for a particular struct easier.\n@@ -144,7 +150,7 @@ struct rte_tailq_head {\n * element in the rte_tailq_head structure.\n */\n #define RTE_TAILQ_LOOKUP_BY_IDX(idx, struct_name) \\\n-\t(struct struct_name *)(&rte_eal_tailq_lookup_by_idx(idx)->tailq_head)\n+\tRTE_TAILQ_CAST(rte_eal_tailq_lookup_by_idx(idx), struct_name)\n \n /**\n * Reserve a slot in the tailq list for a particular tailq header\n", "prefixes": [ "dpdk-dev", "04/10" ] }