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GET /api/patches/25148/?format=api
{ "id": 25148, "url": "https://patches.dpdk.org/api/patches/25148/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/60a7c41e72b5aa9bb17e4729d081ec0a783b9054.1496876926.git.gaetan.rivet@6wind.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": "<60a7c41e72b5aa9bb17e4729d081ec0a783b9054.1496876926.git.gaetan.rivet@6wind.com>", "list_archive_url": "https://inbox.dpdk.org/dev/60a7c41e72b5aa9bb17e4729d081ec0a783b9054.1496876926.git.gaetan.rivet@6wind.com", "date": "2017-06-07T23:58:28", "name": "[dpdk-dev,v3,1/3] pci: implement hotplug bus operation", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "c8e81f032f653a86ecc127ad486663d1b2c5b691", "submitter": { "id": 269, "url": "https://patches.dpdk.org/api/people/269/?format=api", "name": "Gaëtan Rivet", "email": "gaetan.rivet@6wind.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/60a7c41e72b5aa9bb17e4729d081ec0a783b9054.1496876926.git.gaetan.rivet@6wind.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/25148/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/25148/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 2A1F92BB8;\n\tThu, 8 Jun 2017 01:58:48 +0200 (CEST)", "from mail-wm0-f41.google.com (mail-wm0-f41.google.com\n\t[74.125.82.41]) by dpdk.org (Postfix) with ESMTP id AF6E137A2\n\tfor <dev@dpdk.org>; Thu, 8 Jun 2017 01:58:43 +0200 (CEST)", "by mail-wm0-f41.google.com with SMTP id m7so35446372wmg.0\n\tfor <dev@dpdk.org>; Wed, 07 Jun 2017 16:58:43 -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\tp65sm5098653wrb.64.2017.06.07.16.58.41\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128);\n\tWed, 07 Jun 2017 16:58:42 -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:in-reply-to:references;\n\tbh=2zR3WDLCOR2hd4VsjOrcOgR+jB4C03dhSG1Go5v7B4A=;\n\tb=NlFeRIcjGgY8uU+aPgLp72WYwiHEFjqMxUY6BnMVoB6PhorZ8gv/CUY4EkmhHQpR+z\n\tt83dwNd/xWGHArifGRGUN8o2ZrT6pBs/yLyETRz7TS2sJz5YkCJfseCjKuVR1rZsJBxw\n\tSo/H4/xe3KuuGzzu7zEZtBC0SY/QydprIcvUYDvsZHKbvUeK71Zh4tDzutsu4N52IEws\n\tZ+9Via/mk2b+A6gUavGhY5Bbru7ioFx7hNERwr4L0BBZKJM0W7JoamgN58QhORpwH8oh\n\t+8bPLeyLT+DoaPkdiZb7AmE/txzwzGZ1nJU+V4yCJ8P88jmk8Glzb8z60fw4pMDnbSOL\n\tSsbA==", "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:in-reply-to:references;\n\tbh=2zR3WDLCOR2hd4VsjOrcOgR+jB4C03dhSG1Go5v7B4A=;\n\tb=WziKVUQv0ejpmXOYgtsCzgKrHi59vOIfy4NChVFoYk+Fq6XwpTe3P+RAWtn+v2ZdGF\n\tW0viMtsxyzbGFVVmtZgRxzlLgVDiMp8owub6codj+p9lbebRZrRTDLOzIUCdAROgWR2g\n\t5XaK/k9PTopX1eAxxqJ7RmxrA+7xKK5pvrynt+9y/cYZZ8LhrHUchhbYWLHFYD89563J\n\tV3fse+UsKc8ZfeACfyytMzB53Elm6hLK7dXEB/J1yLwmQoqzDWhVrG4sVRKcQv/8HiQC\n\tnw7hU+z+PkLTHRmCnq1IaHkrEEgI8uo6+1qoLflmz6gF4R9nKDSBT38YdZzuzwG9hhQ2\n\tnbLA==", "X-Gm-Message-State": "AODbwcCqUJ/LTf0JIT2brPZWMLJamhrjEWLN5HmhmAjjiKY0+7c0vKy2\n\tbU6Y1HtfOQ1cQ0+0Kxw=", "X-Received": "by 10.28.137.206 with SMTP id l197mr1270255wmd.41.1496879923107; \n\tWed, 07 Jun 2017 16:58:43 -0700 (PDT)", "From": "Gaetan Rivet <gaetan.rivet@6wind.com>", "To": "dev@dpdk.org", "Cc": "Gaetan Rivet <gaetan.rivet@6wind.com>", "Date": "Thu, 8 Jun 2017 01:58:28 +0200", "Message-Id": "<60a7c41e72b5aa9bb17e4729d081ec0a783b9054.1496876926.git.gaetan.rivet@6wind.com>", "X-Mailer": "git-send-email 2.1.4", "In-Reply-To": [ "<cover.1496876926.git.gaetan.rivet@6wind.com>", "<cover.1496876926.git.gaetan.rivet@6wind.com>" ], "References": [ "<cover.1496310671.git.gaetan.rivet@6wind.com>\n\t<cover.1496876926.git.gaetan.rivet@6wind.com>", "<cover.1496876926.git.gaetan.rivet@6wind.com>" ], "Subject": "[dpdk-dev] [PATCH v3 1/3] pci: implement hotplug bus operation", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <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": "Signed-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>\n---\n lib/librte_eal/common/eal_common_pci.c | 67 ++++++++++++++++++++++++++++++++++\n 1 file changed, 67 insertions(+)", "diff": "diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c\nindex b4f8056..6049b49 100644\n--- a/lib/librte_eal/common/eal_common_pci.c\n+++ b/lib/librte_eal/common/eal_common_pci.c\n@@ -47,6 +47,7 @@\n #include <rte_pci.h>\n #include <rte_per_lcore.h>\n #include <rte_memory.h>\n+#include <rte_memcpy.h>\n #include <rte_memzone.h>\n #include <rte_eal.h>\n #include <rte_string_fns.h>\n@@ -517,12 +518,78 @@ pci_find_device(rte_dev_cmp_t cmp, const void *data)\n \treturn NULL;\n }\n \n+static struct rte_device *\n+pci_plug(struct rte_devargs *da)\n+{\n+\tstruct rte_pci_device *pdev;\n+\tstruct rte_pci_addr addr;\n+\n+\tif (pci_parse(da->name, &addr)) {\n+\t\trte_errno = EFAULT;\n+\t\treturn NULL;\n+\t}\n+\t/*\n+\t * Update eventual pci device in global list.\n+\t * Insert it if none was found.\n+\t */\n+\tif (pci_update_device(&addr) < 0) {\n+\t\trte_errno = EIO;\n+\t\treturn NULL;\n+\t}\n+\t/* Find the current device holding this address in the bus. */\n+\tFOREACH_DEVICE_ON_PCIBUS(pdev) {\n+\t\tif (rte_eal_compare_pci_addr(&pdev->addr, &addr))\n+\t\t\tcontinue;\n+\t\t/* Update eventual devargs. */\n+\t\tpdev->device.devargs = rte_eal_devargs_clone(da);\n+\t\tif (pdev->device.devargs == NULL) {\n+\t\t\trte_errno = ENOMEM;\n+\t\t\treturn NULL;\n+\t\t}\n+\t\tbreak;\n+\t}\n+\tif (rte_pci_probe_one(&addr)) {\n+\t\trte_errno = ENODEV;\n+\t\treturn NULL;\n+\t}\n+\t/* Get back new device name. */\n+\tif (pdev->device.devargs &&\n+\t da != pdev->device.devargs)\n+\t\tsnprintf(da->name, sizeof(da->name), \"%s\",\n+\t\t\t pdev->device.devargs->name);\n+\treturn &pdev->device;\n+}\n+\n+static int\n+pci_unplug(struct rte_device *dev)\n+{\n+\tstruct rte_pci_addr addr;\n+\n+\tif (dev == NULL) {\n+\t\trte_errno = EINVAL;\n+\t\treturn -1;\n+\t}\n+\tif (pci_parse(dev->name, &addr)) {\n+\t\trte_errno = EFAULT;\n+\t\treturn -1;\n+\t}\n+\tif (rte_pci_detach(&addr)) {\n+\t\trte_errno = ENODEV;\n+\t\treturn -1;\n+\t}\n+\tif (dev->devargs)\n+\t\trte_eal_devargs_rmv(dev->devargs);\n+\treturn 0;\n+}\n+\n struct rte_pci_bus rte_pci_bus = {\n \t.bus = {\n \t\t.scan = rte_pci_scan,\n \t\t.probe = rte_pci_probe,\n \t\t.find_device = pci_find_device,\n \t\t.parse = pci_parse,\n+\t\t.plug = pci_plug,\n+\t\t.unplug = pci_unplug,\n \t},\n \t.device_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.device_list),\n \t.driver_list = TAILQ_HEAD_INITIALIZER(rte_pci_bus.driver_list),\n", "prefixes": [ "dpdk-dev", "v3", "1/3" ] }