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{ "id": 74684, "url": "https://patches.dpdk.org/api/covers/74684/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/cover/20200723130854.322771-1-maxime.coquelin@redhat.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": "<20200723130854.322771-1-maxime.coquelin@redhat.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200723130854.322771-1-maxime.coquelin@redhat.com", "date": "2020-07-23T13:08:52", "name": "[0/2] Fix vhost performance regression", "submitter": { "id": 512, "url": "https://patches.dpdk.org/api/people/512/?format=api", "name": "Maxime Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/cover/20200723130854.322771-1-maxime.coquelin@redhat.com/mbox/", "series": [ { "id": 11255, "url": "https://patches.dpdk.org/api/series/11255/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=11255", "date": "2020-07-23T13:08:53", "name": "Fix vhost performance regression", "version": 1, "mbox": "https://patches.dpdk.org/series/11255/mbox/" } ], "comments": "https://patches.dpdk.org/api/covers/74684/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 26507A0521;\n\tThu, 23 Jul 2020 15:09:33 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 081E31C00F;\n\tThu, 23 Jul 2020 15:09:33 +0200 (CEST)", "from us-smtp-delivery-1.mimecast.com (us-smtp-2.mimecast.com\n [205.139.110.61]) by dpdk.org (Postfix) with ESMTP id 93E632C6E\n for <dev@dpdk.org>; Thu, 23 Jul 2020 15:09:31 +0200 (CEST)", "from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com\n [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id\n us-mta-460-1fKGgwN2NP-ng9WdUbdvaw-1; Thu, 23 Jul 2020 09:09:09 -0400", "from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com\n [10.5.11.12])\n (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n (No client certificate requested)\n by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0585C800C64;\n Thu, 23 Jul 2020 13:09:08 +0000 (UTC)", "from localhost.localdomain (unknown [10.36.110.21])\n by smtp.corp.redhat.com (Postfix) with ESMTP id C1D6D6FEF4;\n Thu, 23 Jul 2020 13:08:59 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1595509770;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding;\n bh=J3XvmbvSrEMTovCBpLixXEE1dbd1jwLzpEbZP/TMi8w=;\n b=TnsaDpfCbkTol3ylida+GflKE3+u447Vp7AQKZn0tR9VDFsBS7DyCdcJNo52vKJ3h7F9mA\n 0mbiZHnxy5NMrUayo90VMmLWSsaPiZ6z6Vudmez5nZHcqLcWKe4HOm4lP+6NoT62lFPJPj\n m65+WMCMtxZxabnOph0RWuR4IkTOsJo=", "X-MC-Unique": "1fKGgwN2NP-ng9WdUbdvaw-1", "From": "Maxime Coquelin <maxime.coquelin@redhat.com>", "To": "dev@dpdk.org, matan@mellanox.com, chenbo.xia@intel.com,\n yong.liu@intel.com,\n yinan.wang@intel.com", "Cc": "thomas@monjalon.net, ferruh.yigit@intel.com, david.marchand@redhat.com,\n Maxime Coquelin <maxime.coquelin@redhat.com>", "Date": "Thu, 23 Jul 2020 15:08:52 +0200", "Message-Id": "<20200723130854.322771-1-maxime.coquelin@redhat.com>", "MIME-Version": "1.0", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.12", "X-Mimecast-Spam-Score": "0", "X-Mimecast-Originator": "redhat.com", "Content-Type": "text/plain; charset=US-ASCII", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH 0/2] Fix vhost performance regression", "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 <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Hi,\n\nThis series aims at fixing the performance degradation reported\nby Intel QE. I managed to reproduce the issue, and this series\nfixes it.\n\nI only tested the first test case provided in the Bz[0], but wanted\nto send early for Intel QE to try and confirm it solves the issue.\n\nI will work on reproducing the other test cases, and see if this\nalso fixes them.\n\nThanks to Intel QE team for finding this issue.\nMaxime\n\n[0]: https://bugs.dpdk.org/show_bug.cgi?id=507#c0\n\nMaxime Coquelin (2):\n vhost: fix guest notification setting\n net/vhost: fix queue update\n\n drivers/net/vhost/rte_eth_vhost.c | 25 ++++++-------------------\n lib/librte_vhost/vhost.c | 24 ++++++++++++++++++++----\n lib/librte_vhost/vhost.h | 5 +++++\n lib/librte_vhost/vhost_user.c | 11 ++++++++---\n 4 files changed, 39 insertions(+), 26 deletions(-)" }