DPDK-dev Archive on lore.kernel.org
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From: Ye Xiaolong <xiaolong.ye@intel.com>
To: Xiaoyun Li <xiaoyun.li@intel.com>
Cc: jingjing.wu@intel.com, keith.wiles@intel.com,
	cunming.liang@intel.com, omkar.maslekar@intel.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 4/6] examples/ntb: enable an example for ntb
Date: Tue, 4 Jun 2019 16:48:41 +0800
Message-ID: <20190604084841.GA96452@intel.com> (raw)
In-Reply-To: <20190603084611.40931-5-xiaoyun.li@intel.com>

On 06/03, Xiaoyun Li wrote:
>Enable an example for rawdev ntb. Support interactive mode to send
>file on one host and receive file from another host. The command line
>would be 'send [filepath]' and 'receive [filepath]'.
>
>But since the FIFO is not enabled right now, use rte_memcpy as the enqueue
>and dequeue functions and only support transmitting file no more than 4M.
>
>Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>

[snip]

>---
>+
>+int
>+main(int argc, char **argv)
>+{
>+	int ret, i;
>+
>+	signal(SIGINT, signal_handler);
>+	signal(SIGTERM, signal_handler);
>+
>+	ret = rte_eal_init(argc, argv);
>+	if (ret < 0)
>+		rte_exit(EXIT_FAILURE, "Error with EAL initialization.\n");
>+
>+	/* Find 1st ntb rawdev. */
>+	for (i = 0; i < RTE_RAWDEV_MAX_DEVS; i++)
>+		if (rte_rawdevs[i].driver_name &&
>+		    (strncmp(rte_rawdevs[i].driver_name, "raw_ntb", 7) == 0) &&
>+		    (rte_rawdevs[i].attached == 1))
>+			break;

Can replace above code block with rawdev API rte_rawdev_get_dev_id.

Thanks,
Xiaolong

>+
>+	if (i == RTE_RAWDEV_MAX_DEVS)
>+		rte_exit(EXIT_FAILURE, "Cannot find any ntb device.\n");
>+
>+	dev_id = i;
>+
>+	argc -= ret;
>+	argv += ret;
>+
>+	ret = parse_args(argc, argv);
>+	if (ret < 0)
>+		rte_exit(EXIT_FAILURE, "Invalid arguments\n");
>+
>+	rte_rawdev_start(dev_id);
>+
>+	if (interactive) {
>+		sleep(1);
>+		prompt();
>+	}
>+
>+	return 0;
>+}
>-- 
>2.17.1
>

  parent reply index

Thread overview: 127+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-03  8:46 [dpdk-dev] [PATCH 0/6] rawdev driver " Xiaoyun Li
2019-06-03  8:46 ` [dpdk-dev] [PATCH 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-04  2:20   ` Ye Xiaolong
2019-06-03  8:46 ` [dpdk-dev] [PATCH 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-04  3:01   ` Ye Xiaolong
2019-06-03  8:46 ` [dpdk-dev] [PATCH 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-03  8:46 ` [dpdk-dev] [PATCH 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-04  6:48   ` Ye Xiaolong
2019-06-04  8:12     ` Li, Xiaoyun
2019-06-05  8:32       ` Li, Xiaoyun
2019-06-05  9:25         ` Ye Xiaolong
2019-06-05 13:36           ` Li, Xiaoyun
2019-06-06  2:07             ` Ye Xiaolong
2019-06-04  8:48   ` Ye Xiaolong [this message]
2019-06-05  3:11     ` Li, Xiaoyun
2019-06-03  8:46 ` [dpdk-dev] [PATCH 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-04  7:53   ` Jerin Jacob Kollanukkaran
2019-06-04  8:16     ` Li, Xiaoyun
2019-06-03  8:46 ` [dpdk-dev] [PATCH 6/6] doc: update docs for ntb pmd Xiaoyun Li
2019-06-06  7:42 ` [dpdk-dev] [PATCH v2 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-06  7:42   ` [dpdk-dev] [PATCH v2 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-06  7:42   ` [dpdk-dev] [PATCH v2 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-06  7:43   ` [dpdk-dev] [PATCH v2 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-06  7:43   ` [dpdk-dev] [PATCH v2 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-06  7:43   ` [dpdk-dev] [PATCH v2 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-06  8:23     ` Bruce Richardson
2019-06-10  1:38       ` Li, Xiaoyun
2019-06-06  7:43   ` [dpdk-dev] [PATCH v2 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-11  8:22   ` [dpdk-dev] [PATCH 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-11  8:22     ` [dpdk-dev] [PATCH 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-11  8:50   ` [dpdk-dev] [PATCH v3 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-11  8:50     ` [dpdk-dev] [PATCH v3 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-13  7:56     ` [dpdk-dev] [PATCH v4 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-13  7:56       ` [dpdk-dev] [PATCH v4 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-14  2:19       ` [dpdk-dev] [PATCH v5 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-17 12:49           ` Wang, Xiao W
2019-06-18  1:28             ` Li, Xiaoyun
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-14  2:19         ` [dpdk-dev] [PATCH v5 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-18  2:10         ` [dpdk-dev] [PATCH v6 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-18 16:07             ` Wu, Jingjing
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-18 16:07             ` Wu, Jingjing
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-18 16:07             ` Wu, Jingjing
2019-06-20 10:06               ` Li, Xiaoyun
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-18  2:10           ` [dpdk-dev] [PATCH v6 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-20 10:21           ` [dpdk-dev] [PATCH v7 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-20 10:21             ` [dpdk-dev] [PATCH v7 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-26  7:12             ` [dpdk-dev] [PATCH v8 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-27 16:31                 ` Wu, Jingjing
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-27 17:06                 ` Wu, Jingjing
2019-06-28  1:33                   ` Li, Xiaoyun
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-27 17:19                 ` Wu, Jingjing
2019-06-28  1:33                   ` Li, Xiaoyun
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-27 17:30                 ` Wu, Jingjing
2019-06-28  1:36                   ` Li, Xiaoyun
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-27 17:34                 ` Wu, Jingjing
2019-06-26  7:12               ` [dpdk-dev] [PATCH v8 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-06-27 17:33                 ` Wu, Jingjing
2019-06-28  2:53               ` [dpdk-dev] [PATCH v9 0/6] rawdev driver for ntb Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 1/6] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 2/6] raw/ntb: add intel ntb support Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 3/6] raw/ntb: add handshake process Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 4/6] examples/ntb: enable an example for ntb Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 5/6] usertools/dpdk-devbind.py: add support " Xiaoyun Li
2019-06-28  2:53                 ` [dpdk-dev] [PATCH v9 6/6] doc: update docs for ntb driver Xiaoyun Li
2019-07-01 14:24                   ` Thomas Monjalon
2019-07-02  1:18                     ` Li, Xiaoyun
2019-06-28 10:17                 ` [dpdk-dev] [PATCH v9 0/6] rawdev driver for ntb Wu, Jingjing
2019-07-02  6:17                 ` [dpdk-dev] [PATCH v10 0/5] " Xiaoyun Li
2019-07-02  6:17                   ` [dpdk-dev] [PATCH v10 1/5] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-07-02  6:17                   ` [dpdk-dev] [PATCH v10 2/5] usertools/dpdk-devbind.py: add support for ntb Xiaoyun Li
2019-07-02  6:17                   ` [dpdk-dev] [PATCH v10 3/5] raw/ntb: add intel ntb support Xiaoyun Li
2019-07-02  6:17                   ` [dpdk-dev] [PATCH v10 4/5] raw/ntb: add handshake process Xiaoyun Li
2019-07-02  6:17                   ` [dpdk-dev] [PATCH v10 5/5] examples/ntb: enable an example for ntb Xiaoyun Li
2019-07-02  6:23                 ` [dpdk-dev] [PATCH v10 1/5] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-07-02  6:25                 ` [dpdk-dev] [PATCH v10 0/5] rawdev driver for ntb Xiaoyun Li
2019-07-02  6:25                   ` [dpdk-dev] [PATCH v10 1/5] raw/ntb: introduce ntb rawdev driver Xiaoyun Li
2019-07-04 10:31                     ` Thomas Monjalon
2019-07-04 10:37                       ` Bruce Richardson
2019-07-05  1:21                       ` Li, Xiaoyun
2019-07-05  1:28                       ` Li, Xiaoyun
2019-07-02  6:25                   ` [dpdk-dev] [PATCH v10 2/5] usertools/dpdk-devbind.py: add support for ntb Xiaoyun Li
2019-07-02  6:25                   ` [dpdk-dev] [PATCH v10 3/5] raw/ntb: add intel ntb support Xiaoyun Li
2019-07-02  6:25                   ` [dpdk-dev] [PATCH v10 4/5] raw/ntb: add handshake process Xiaoyun Li
2019-07-02  6:25                   ` [dpdk-dev] [PATCH v10 5/5] examples/ntb: enable an example for ntb Xiaoyun Li
2019-07-02 14:10                   ` [dpdk-dev] [PATCH v10 0/5] rawdev driver " Ye Xiaolong
2019-07-04 12:29                 ` [dpdk-dev] [PATCH v11 0/4] " Thomas Monjalon
2019-07-04 12:29                   ` [dpdk-dev] [PATCH v11 1/4] raw/ntb: introduce NTB raw device driver Thomas Monjalon
2019-07-04 12:29                   ` [dpdk-dev] [PATCH v11 2/4] raw/ntb: support Intel NTB Thomas Monjalon
2019-07-04 12:29                   ` [dpdk-dev] [PATCH v11 3/4] raw/ntb: add handshake process Thomas Monjalon
2019-07-04 12:29                   ` [dpdk-dev] [PATCH v11 4/4] examples/ntb: add example for NTB Thomas Monjalon
2019-07-05  2:41                   ` [dpdk-dev] [PATCH v11 0/4] rawdev driver for ntb Li, Xiaoyun
2019-07-05 10:52                     ` Thomas Monjalon

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