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GET /api/patches/52789/?format=api
http://patches.dpdk.org/api/patches/52789/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20190415075625.109948-3-xiao.w.wang@intel.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": "<20190415075625.109948-3-xiao.w.wang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190415075625.109948-3-xiao.w.wang@intel.com", "date": "2019-04-15T07:56:24", "name": "[2/3] net/ifc: fix mediated vring initialization", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "3ca5e4185e43e36e0b0a8ee9d145d90438e4bdd0", "submitter": { "id": 281, "url": "http://patches.dpdk.org/api/people/281/?format=api", "name": "Xiao Wang", "email": "xiao.w.wang@intel.com" }, "delegate": { "id": 319, "url": "http://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20190415075625.109948-3-xiao.w.wang@intel.com/mbox/", "series": [ { "id": 4311, "url": "http://patches.dpdk.org/api/series/4311/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=4311", "date": "2019-04-15T07:56:22", "name": "net/ifc: SW relay improvement and fix", "version": 1, "mbox": "http://patches.dpdk.org/series/4311/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/52789/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/52789/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 BA4D51B116;\n\tMon, 15 Apr 2019 10:12:07 +0200 (CEST)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n\tby dpdk.org (Postfix) with ESMTP id 3D99A1B115\n\tfor <dev@dpdk.org>; Mon, 15 Apr 2019 10:12:06 +0200 (CEST)", "from fmsmga004.fm.intel.com ([10.253.24.48])\n\tby fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t15 Apr 2019 01:12:05 -0700", "from dpdk-xiao-1.sh.intel.com ([10.67.111.145])\n\tby fmsmga004.fm.intel.com with ESMTP; 15 Apr 2019 01:12:04 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.60,352,1549958400\"; d=\"scan'208\";a=\"161962067\"", "From": "Xiao Wang <xiao.w.wang@intel.com>", "To": "maxime.coquelin@redhat.com", "Cc": "dev@dpdk.org, tiwei.bie@intel.com, zhihong.wang@intel.com,\n\tzhe.wan@intel.com, Xiao Wang <xiao.w.wang@intel.com>", "Date": "Mon, 15 Apr 2019 15:56:24 +0800", "Message-Id": "<20190415075625.109948-3-xiao.w.wang@intel.com>", "X-Mailer": "git-send-email 2.15.1", "In-Reply-To": "<20190415075625.109948-1-xiao.w.wang@intel.com>", "References": "<20190415075625.109948-1-xiao.w.wang@intel.com>", "Subject": "[dpdk-dev] [PATCH 2/3] net/ifc: fix mediated vring initialization", "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": "The mediated vring's index should be set as initial value before enabling\nHW datapath.\n\nFixes: 4bb531e152d3 (\"net/ifc: support SW assisted VDPA live migration\")\n\nSigned-off-by: Xiao Wang <xiao.w.wang@intel.com>\n---\n drivers/net/ifc/ifcvf_vdpa.c | 9 ++++-----\n 1 file changed, 4 insertions(+), 5 deletions(-)", "diff": "diff --git a/drivers/net/ifc/ifcvf_vdpa.c b/drivers/net/ifc/ifcvf_vdpa.c\nindex 619cdc245..9e729ff72 100644\n--- a/drivers/net/ifc/ifcvf_vdpa.c\n+++ b/drivers/net/ifc/ifcvf_vdpa.c\n@@ -631,6 +631,10 @@ m_ifcvf_start(struct ifcvf_internal *internal)\n \n \t\thw->vring[i].size = vq.size;\n \n+\t\trte_vhost_get_vring_base(vid, i,\n+\t\t\t\t&internal->m_vring[i].avail->idx,\n+\t\t\t\t&internal->m_vring[i].used->idx);\n+\n \t\trte_vhost_get_vring_base(vid, i, &hw->vring[i].last_avail_idx,\n \t\t\t\t&hw->vring[i].last_used_idx);\n \n@@ -702,11 +706,6 @@ vring_relay(void *arg)\n \n \tvid = internal->vid;\n \tq_num = rte_vhost_get_vring_num(vid);\n-\t/* prepare the mediated vring */\n-\tfor (qid = 0; qid < q_num; qid++)\n-\t\trte_vhost_get_vring_base(vid, qid,\n-\t\t\t\t&internal->m_vring[qid].avail->idx,\n-\t\t\t\t&internal->m_vring[qid].used->idx);\n \n \t/* add notify fd and interrupt fd to epoll */\n \tepfd = epoll_create(IFCVF_MAX_QUEUES * 2);\n", "prefixes": [ "2/3" ] }{ "id": 52789, "url": "