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 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 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 [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
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=B9E724F4CB7543449049E7AE7669D82F0B240658@SHSMSX101.ccr.corp.intel.com \ --to=xiaoyun.li@intel.com \ --cc=cunming.liang@intel.com \ --cc=dev@dpdk.org \ --cc=jingjing.wu@intel.com \ --cc=keith.wiles@intel.com \ --cc=omkar.maslekar@intel.com \ --cc=xiaolong.ye@intel.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: link
DPDK-dev Archive on lore.kernel.org Archives are clonable: git clone --mirror https://lore.kernel.org/dpdk-dev/0 dpdk-dev/git/0.git # If you have public-inbox 1.1+ installed, you may # initialize and index your mirror using the following commands: public-inbox-init -V2 dpdk-dev dpdk-dev/ https://lore.kernel.org/dpdk-dev \ dev@dpdk.org public-inbox-index dpdk-dev Example config snippet for mirrors Newsgroup available over NNTP: nntp://nntp.lore.kernel.org/org.dpdk.dev AGPL code for this site: git clone https://public-inbox.org/public-inbox.git