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{ "id": 100725, "url": "https://patches.dpdk.org/api/covers/100725/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/cover/20211007220013.355530-1-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": "<20211007220013.355530-1-maxime.coquelin@redhat.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20211007220013.355530-1-maxime.coquelin@redhat.com", "date": "2021-10-07T21:59:59", "name": "[RFC,00/14] vhost: clean-up and simplify async implementation", "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/20211007220013.355530-1-maxime.coquelin@redhat.com/mbox/", "series": [ { "id": 19439, "url": "https://patches.dpdk.org/api/series/19439/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=19439", "date": "2021-10-07T22:00:01", "name": "vhost: clean-up and simplify async implementation", "version": 1, "mbox": "https://patches.dpdk.org/series/19439/mbox/" } ], "comments": "https://patches.dpdk.org/api/covers/100725/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6A4CFA0C43;\n\tFri, 8 Oct 2021 00:13:25 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id E3A66411FE;\n\tFri, 8 Oct 2021 00:13:24 +0200 (CEST)", "from us-smtp-delivery-124.mimecast.com\n (us-smtp-delivery-124.mimecast.com [170.10.133.124])\n by mails.dpdk.org (Postfix) with ESMTP id 5A14A4116F\n for <dev@dpdk.org>; Fri, 8 Oct 2021 00:13:23 +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-304-7cHW6xRfOzS8jCf5Fanesw-1; Thu, 07 Oct 2021 18:13:16 -0400", "from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com\n [10.5.11.16])\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 4F175155DB9;\n Thu, 7 Oct 2021 22:00:18 +0000 (UTC)", "from max-t490s.redhat.com (unknown [10.39.208.18])\n by smtp.corp.redhat.com (Postfix) with ESMTP id 7AC145C1A3;\n Thu, 7 Oct 2021 22:00:16 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1633644802;\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=4DvfeZqlQZq3PIZYBwj5b2omGrvXxtamABasPeTZY8E=;\n b=GVuQlM6C1enuOI9aOcbsTpWcJb51RRczvNDqDArfmJxxVHUvZr72jVtQkeodTXiYk5mhCn\n sLSFT7k+o/CJKKqLkxJryv4fXVx+Ob1mjKD4Eu+EpQGOBzlibcmPKo29W1rNeKKExVQlL7\n x2U80ePi5tOJFutmf6+nYVIi35/jEJ0=", "X-MC-Unique": "7cHW6xRfOzS8jCf5Fanesw-1", "From": "Maxime Coquelin <maxime.coquelin@redhat.com>", "To": "dev@dpdk.org, chenbo.xia@intel.com, jiayu.hu@intel.com,\n yuanx.wang@intel.com, wenwux.ma@intel.com, bruce.richardson@intel.com,\n john.mcnamara@intel.com", "Cc": "Maxime Coquelin <maxime.coquelin@redhat.com>", "Date": "Thu, 7 Oct 2021 23:59:59 +0200", "Message-Id": "<20211007220013.355530-1-maxime.coquelin@redhat.com>", "MIME-Version": "1.0", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.16", "Authentication-Results": "relay.mimecast.com;\n auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=maxime.coquelin@redhat.com", "X-Mimecast-Spam-Score": "0", "X-Mimecast-Originator": "redhat.com", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain; charset=\"US-ASCII\"", "Subject": "[dpdk-dev] [RFC 00/14] vhost: clean-up and simplify async\n implementation", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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": "This series aims at cleaning and simplifying the async\nenqueue path. I think it makes the code easier to\nunderstand, and is necessary before integrating new\nchanges.\n\nI may have more reworks to propose in next revisions,\nbut I wanted to share my current status early so that\nyou have time to review/test it.\n\nIt is only compile-tested, as I don't have HW with IOAT\nsupport to test it.\n\nMaxime Coquelin (14):\n vhost: move async data in a dedicated structure\n vhost: hide inflight async structure\n vhost: simplify async IO vectors\n vhost: simplify async IO vectors iterators\n vhost: remove async batch threshold\n vhost: introduce specific iovec structure\n vhost: remove useless fields in async iterator struct\n vhost: improve IO vector logic\n vhost: remove notion of async descriptor\n vhost: simplify async enqueue completion\n vhost: simplify getting the first in-flight index\n vhost: prepare async for mbuf to desc refactoring\n vhost: prepare sync for mbuf to desc refactoring\n vhost: merge sync and async mbuf to desc filling\n\n examples/vhost/ioat.c | 30 +-\n examples/vhost/ioat.h | 2 +-\n lib/vhost/rte_vhost_async.h | 42 +--\n lib/vhost/vhost.c | 129 +++----\n lib/vhost/vhost.h | 67 ++--\n lib/vhost/vhost_user.c | 4 +-\n lib/vhost/virtio_net.c | 697 ++++++++++++++----------------------\n 7 files changed, 379 insertions(+), 592 deletions(-)" }