From: "Li, Xiaoyun" <xiaoyun.li@intel.com>
To: "Ye, Xiaolong" <xiaolong.ye@intel.com>
Cc: "Wu, Jingjing" <jingjing.wu@intel.com>,
"Wiles, Keith" <keith.wiles@intel.com>,
"Liang, Cunming" <cunming.liang@intel.com>,
"Maslekar, Omkar" <omkar.maslekar@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH 4/6] examples/ntb: enable an example for ntb
Date: Wed, 5 Jun 2019 13:36:11 +0000 [thread overview]
Message-ID: <B9E724F4CB7543449049E7AE7669D82F0B240658@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <20190605092512.GA4003@intel.com>
>
> Yes, I agree, but I don't think it is the case here.
>
> >It will cause segment fault in enqueue/dequeue.
>
> Hmm, have you debug it? Which line caused the segfault?
>
> You can refer to test_rawdev_enqdeq function in skeleton_rawdev_test.c, what
> it does is similar to my suggestion, and you just need one alloc/free.
>
Of course I debug on it. It will cause seg fault at rte_memcpy. Because buffers[0]->buf_addr is not right.
You can see the debug log.
(gdb) p test_pkts_send[0].buf_addr
$3 = (void *) 0x5555562784c0
(gdb) n
164 rte_rawdev_set_attr(dev_id, "spad14", val);
(gdb)
ntb_attr_set(): Set attribute (spad14) Value (0)
165 val = size;
(gdb)
166 rte_rawdev_set_attr(dev_id, "spad15", val);
(gdb)
ntb_attr_set(): Set attribute (spad15) Value (35)
175 rte_rawdev_enqueue_buffers(dev_id, (struct rte_rawdev_buf **)&test_pkts_send, 1, (void *)size);
(gdb)
Thread 1 "ntb_fwd" hit Breakpoint 2, ntb_enqueue_bufs (dev=0x555556023b80 <rte_rawdevices>, buffers=0x7fffffff7fe0, count=1,
context=0x23) at /home/xiaoyun/ntb/dpdk-next-net-intel/drivers/raw/ntb_rawdev/ntb_rawdev.c:244
244 struct ntb_hw *hw = dev->dev_private;
(gdb) n
248 if (hw->ntb_ops->get_peer_mw_addr == NULL)
(gdb)
249 return -ENOTSUP;
(gdb) p buffers[0]->buf_addr
$4 = (void *) 0x6f77206f6c6c6568
(gdb) p &buffers[0]->buf_addr
$5 = (void **) 0x5555562784c0
> Thanks,
> Xiaolong
>
> >
> >I will free twice.
> >
> >> > >2.17.1
> >> > >
next prev parent reply other threads:[~2019-06-05 13:36 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-03 8:46 [dpdk-dev] [PATCH 0/6] rawdev driver for ntb 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 [this message]
2019-06-06 2:07 ` Ye Xiaolong
2019-06-04 8:48 ` Ye Xiaolong
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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