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GET /api/patches/42354/?format=api
{ "id": 42354, "url": "http://patches.dpdk.org/api/patches/42354/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/31185c998c699e07d2e97d20a1810dfb55e7fb55.1530791217.git.gaetan.rivet@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": "<31185c998c699e07d2e97d20a1810dfb55e7fb55.1530791217.git.gaetan.rivet@6wind.com>", "list_archive_url": "https://inbox.dpdk.org/dev/31185c998c699e07d2e97d20a1810dfb55e7fb55.1530791217.git.gaetan.rivet@6wind.com", "date": "2018-07-05T11:48:26", "name": "[v10,19/27] ethdev: add private generic device iterator", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "24d9bd71fad5d3c325798889c60c7c4bd0f536df", "submitter": { "id": 269, "url": "http://patches.dpdk.org/api/people/269/?format=api", "name": "Gaëtan Rivet", "email": "gaetan.rivet@6wind.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/31185c998c699e07d2e97d20a1810dfb55e7fb55.1530791217.git.gaetan.rivet@6wind.com/mbox/", "series": [ { "id": 419, "url": "http://patches.dpdk.org/api/series/419/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=419", "date": "2018-07-05T11:48:07", "name": "Device querying", "version": 10, "mbox": "http://patches.dpdk.org/series/419/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/42354/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/42354/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 [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 127AB1BF97;\n\tThu, 5 Jul 2018 13:49:45 +0200 (CEST)", "from mail-wr1-f46.google.com (mail-wr1-f46.google.com\n\t[209.85.221.46]) by dpdk.org (Postfix) with ESMTP id 1D8B91BEB9\n\tfor <dev@dpdk.org>; Thu, 5 Jul 2018 13:49:22 +0200 (CEST)", "by mail-wr1-f46.google.com with SMTP id k7-v6so1015618wrq.0\n\tfor <dev@dpdk.org>; Thu, 05 Jul 2018 04:49:22 -0700 (PDT)", "from bidouze.dev.6wind.com. (host.78.145.23.62.rev.coltfrance.com.\n\t[62.23.145.78]) by smtp.gmail.com with ESMTPSA id\n\to42-v6sm15809183wrc.50.2018.07.05.04.49.20\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tThu, 05 Jul 2018 04:49:20 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=6wind-com.20150623.gappssmtp.com; s=20150623;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references\n\t:mime-version:content-transfer-encoding;\n\tbh=QULDkel2GQDzMNjd+rImHB2X8ULZyndn6CAHpB0vDoI=;\n\tb=sfDP3qaIK8dhP9gJ2JMHb/3QgmWoAjxhC2N0jT3Ez2LSezKhqE0C110OGRUWQU102W\n\tW8EwQx+WmYeQ6NQS3Ke9g0mcyZa6viQVGtHh8xQEfrj7mOAayFjbR8x1vx6HPfDlvipq\n\tW8oqFit2lPvuyDVm7SvJOQOnuFEYdYhmj/Hco2+kp4HFHoktu8A6+Dz43+xTo6ETq3c5\n\tXFJr6kb9hBmaVOWn2TJustDIs62JocYtyrrtcwUVoEUrRVlhQpOcsQ1RThiSdUNg7/Gj\n\tv5gpaBrioQBCKT/wbY+Kgj+VTqun0UdkG8iw/CVNPD+NjFLS9QQwipbOyiiumDdigh9i\n\t682A==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references:mime-version:content-transfer-encoding;\n\tbh=QULDkel2GQDzMNjd+rImHB2X8ULZyndn6CAHpB0vDoI=;\n\tb=jvYK/Js/Wz2p41hij8mkcDg3h82snNcB416SvBQiVQ9YW0bmxtJuiClig4gmg55BwD\n\tGebIktMg2uk5DwULwz9xNLic4RPCEocrpKRb7LDWbQ2HSS8LVLAaz7mq86knLMv65Vv4\n\tWwVqts32nVDZ37CdnnUe2XBfBi75RQqY/L5yeeJk9CNmpyIulDTbAwz7badAedcHoCp7\n\tDbgUDM4DFtD6WPWo1lvVqPHlD2E6oHsbkp2QgWoKq1enUGF2SV59VtE7BKd7hoKpM4D7\n\tpmYHMVuI5UJwyBKWCKBp9cK1EHZ9nNz8PCfB3YNxlr4eu17o08I13ER50qZcmQPM8W5Y\n\t53ZA==", "X-Gm-Message-State": "APt69E1WG4pI8mJHoTuFOrJWzASd7G7qlpZ/khU9fTVEm3lEgDTQn8XM\n\t5xw4tlM/D5rF+ZRpzHQRGGVkdPLR", "X-Google-Smtp-Source": "AAOMgpc1oY90BoqHJm9KAyG2TUaaLPQjYVY4EattbXqRRsux7SYdg+MPUh67VNaJLBoEpiB1HzKTKw==", "X-Received": "by 2002:adf:b587:: with SMTP id\n\tc7-v6mr4224610wre.141.1530791361454; \n\tThu, 05 Jul 2018 04:49:21 -0700 (PDT)", "From": "Gaetan Rivet <gaetan.rivet@6wind.com>", "To": "dev@dpdk.org", "Cc": "Gaetan Rivet <gaetan.rivet@6wind.com>", "Date": "Thu, 5 Jul 2018 13:48:26 +0200", "Message-Id": "<31185c998c699e07d2e97d20a1810dfb55e7fb55.1530791217.git.gaetan.rivet@6wind.com>", "X-Mailer": "git-send-email 2.18.0", "In-Reply-To": "<cover.1530791217.git.gaetan.rivet@6wind.com>", "References": "<cover.1530791217.git.gaetan.rivet@6wind.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v10 19/27] ethdev: add private generic device\n\titerator", "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\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This iterator can be customized with a comparison function that will\ntrigger a stopping condition.\n\nIt can be leveraged to write several different iterators that have\nsimilar but non-identical purposes.\n\nIt is private to librte_ethdev.\n\nSigned-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>\n---\n lib/librte_ethdev/Makefile | 1 +\n lib/librte_ethdev/eth_private.c | 31 +++++++++++++++++++++++++++++++\n lib/librte_ethdev/eth_private.h | 26 ++++++++++++++++++++++++++\n lib/librte_ethdev/meson.build | 3 ++-\n 4 files changed, 60 insertions(+), 1 deletion(-)\n create mode 100644 lib/librte_ethdev/eth_private.c\n create mode 100644 lib/librte_ethdev/eth_private.h", "diff": "diff --git a/lib/librte_ethdev/Makefile b/lib/librte_ethdev/Makefile\nindex c2f2f7d82..2fa133fbc 100644\n--- a/lib/librte_ethdev/Makefile\n+++ b/lib/librte_ethdev/Makefile\n@@ -18,6 +18,7 @@ EXPORT_MAP := rte_ethdev_version.map\n \n LIBABIVER := 9\n \n+SRCS-y += eth_private.c\n SRCS-y += rte_ethdev.c\n SRCS-y += rte_flow.c\n SRCS-y += rte_tm.c\ndiff --git a/lib/librte_ethdev/eth_private.c b/lib/librte_ethdev/eth_private.c\nnew file mode 100644\nindex 000000000..d565568a0\n--- /dev/null\n+++ b/lib/librte_ethdev/eth_private.c\n@@ -0,0 +1,31 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2018 Gaëtan Rivet\n+ */\n+\n+#include \"rte_ethdev.h\"\n+#include \"eth_private.h\"\n+\n+struct rte_eth_dev *\n+eth_find_device(const struct rte_eth_dev *start, rte_eth_cmp_t cmp,\n+\t\tconst void *data)\n+{\n+\tstruct rte_eth_dev *edev;\n+\tptrdiff_t idx;\n+\n+\t/* Avoid Undefined Behaviour */\n+\tif (start != NULL &&\n+\t (start < &rte_eth_devices[0] ||\n+\t start > &rte_eth_devices[RTE_MAX_ETHPORTS]))\n+\t\treturn NULL;\n+\tif (start != NULL)\n+\t\tidx = start - &rte_eth_devices[0] + 1;\n+\telse\n+\t\tidx = 0;\n+\tfor (; idx < RTE_MAX_ETHPORTS; idx++) {\n+\t\tedev = &rte_eth_devices[idx];\n+\t\tif (cmp(edev, data) == 0)\n+\t\t\treturn edev;\n+\t}\n+\treturn NULL;\n+}\n+\ndiff --git a/lib/librte_ethdev/eth_private.h b/lib/librte_ethdev/eth_private.h\nnew file mode 100644\nindex 000000000..0f5c6d5c4\n--- /dev/null\n+++ b/lib/librte_ethdev/eth_private.h\n@@ -0,0 +1,26 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2018 Gaëtan Rivet\n+ */\n+\n+#ifndef _RTE_ETH_PRIVATE_H_\n+#define _RTE_ETH_PRIVATE_H_\n+\n+#include \"rte_ethdev.h\"\n+\n+#ifdef __cplusplus\n+extern \"C\" {\n+#endif\n+\n+/* Generic rte_eth_dev comparison function. */\n+typedef int (*rte_eth_cmp_t)(const struct rte_eth_dev *, const void *);\n+\n+/* Generic rte_eth_dev iterator. */\n+struct rte_eth_dev *\n+eth_find_device(const struct rte_eth_dev *_start, rte_eth_cmp_t cmp,\n+\t\tconst void *data);\n+\n+#ifdef __cplusplus\n+}\n+#endif\n+\n+#endif /* _RTE_ETH_PRIVATE_H_ */\ndiff --git a/lib/librte_ethdev/meson.build b/lib/librte_ethdev/meson.build\nindex aed5d2265..a0c001847 100644\n--- a/lib/librte_ethdev/meson.build\n+++ b/lib/librte_ethdev/meson.build\n@@ -4,7 +4,8 @@\n name = 'ethdev'\n version = 9\n allow_experimental_apis = true\n-sources = files('ethdev_profile.c',\n+sources = files('eth_private.c',\n+\t'ethdev_profile.c',\n \t'rte_ethdev.c',\n \t'rte_flow.c',\n \t'rte_mtr.c',\n", "prefixes": [ "v10", "19/27" ] }