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GET /api/patches/118523/?format=api
{ "id": 118523, "url": "http://patches.dpdk.org/api/patches/118523/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1666168884-104665-12-git-send-email-andy.pei@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": "<1666168884-104665-12-git-send-email-andy.pei@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1666168884-104665-12-git-send-email-andy.pei@intel.com", "date": "2022-10-19T08:41:23", "name": "[v9,11/12] vhost: vDPA blk device gets ready when the first queue is ready", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "fdbb22c9dcf9b06f474d391c790deab880615140", "submitter": { "id": 1185, "url": "http://patches.dpdk.org/api/people/1185/?format=api", "name": "Pei, Andy", "email": "andy.pei@intel.com" }, "delegate": { "id": 2642, "url": "http://patches.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1666168884-104665-12-git-send-email-andy.pei@intel.com/mbox/", "series": [ { "id": 25297, "url": "http://patches.dpdk.org/api/series/25297/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=25297", "date": "2022-10-19T08:41:12", "name": "vdpa/ifc: add multi queue support", "version": 9, "mbox": "http://patches.dpdk.org/series/25297/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/118523/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/118523/checks/", "tags": {}, "related": [], "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 AC846A0581;\n\tWed, 19 Oct 2022 11:32:46 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 8A21742B89;\n\tWed, 19 Oct 2022 11:32:04 +0200 (CEST)", "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n by mails.dpdk.org (Postfix) with ESMTP id 3FF6642B72\n for <dev@dpdk.org>; Wed, 19 Oct 2022 11:31:59 +0200 (CEST)", "from fmsmga001.fm.intel.com ([10.253.24.23])\n by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 19 Oct 2022 02:31:58 -0700", "from dpdk-dipei.sh.intel.com ([10.67.110.251])\n by fmsmga001.fm.intel.com with ESMTP; 19 Oct 2022 02:31:57 -0700" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1666171919; x=1697707919;\n h=from:to:cc:subject:date:message-id:in-reply-to: references;\n bh=Mhrk1kAopy8EdJE3g1dK+0c0IdwoRk4koS0FSEXR2Kw=;\n b=TaKK1zvdDfa9MtGseUv2SiHurUo6gLXPLMsOnEM+fplt6C8uPYFnVRuI\n P6Pbnrdgjh2EH0n3Mz35Mv5kpvIRbKM2C5Heb2rm2bBk6GJjgRo8Kr0aM\n FSRJ/oBzQ4SCel0YhslaAZUMNf04uiqipaer62zmwAexmFoqaafCjW8nl\n 2g/fhyrIQ9DTXmdyGyfiVbU1uN5fFV6xk8Awkiuu1i/4eVKi4Fcb5NXDc\n YIS0exngAr3NB8tLdAe1LxO85Q9mIOgTU1PCuLXOdkJz/EcCACvbWxXT/\n /bpIw4Pz1yBeiLMOF+nV0mSNp9kVUvNTSPAo+6fFoPdGDu7k3jpL8WDv8 w==;", "X-IronPort-AV": [ "E=McAfee;i=\"6500,9779,10504\"; a=\"303976954\"", "E=Sophos;i=\"5.95,195,1661842800\"; d=\"scan'208\";a=\"303976954\"", "E=McAfee;i=\"6500,9779,10504\"; a=\"771691051\"", "E=Sophos;i=\"5.95,195,1661842800\"; d=\"scan'208\";a=\"771691051\"" ], "X-ExtLoop1": "1", "From": "Andy Pei <andy.pei@intel.com>", "To": "dev@dpdk.org", "Cc": "chenbo.xia@intel.com, rosen.xu@intel.com, wei.huang@intel.com,\n gang.cao@intel.com, maxime.coquelin@redhat.com", "Subject": "[PATCH v9 11/12] vhost: vDPA blk device gets ready when the first\n queue is ready", "Date": "Wed, 19 Oct 2022 16:41:23 +0800", "Message-Id": "<1666168884-104665-12-git-send-email-andy.pei@intel.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1666168884-104665-1-git-send-email-andy.pei@intel.com>", "References": "<1661229305-240952-2-git-send-email-andy.pei@intel.com>\n <1666168884-104665-1-git-send-email-andy.pei@intel.com>", "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" }, "content": "When boot from virtio blk device, seabios in QEMU only enables one queue.\nTo work in this scenario, vDPA BLK device back-end configure device\nwhen the first queue is ready.\n\nSigned-off-by: Andy Pei <andy.pei@intel.com>\nSigned-off-by: Huang Wei <wei.huang@intel.com>\nReviewed-by: Chenbo Xia <chenbo.xia@intel.com>\nReviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n lib/vhost/vhost_user.c | 33 +++++++++++++++++----------------\n 1 file changed, 17 insertions(+), 16 deletions(-)", "diff": "diff --git a/lib/vhost/vhost_user.c b/lib/vhost/vhost_user.c\nindex cd65257..e0ff79d 100644\n--- a/lib/vhost/vhost_user.c\n+++ b/lib/vhost/vhost_user.c\n@@ -1441,11 +1441,14 @@\n }\n \n #define VIRTIO_BUILTIN_NUM_VQS_TO_BE_READY 2u\n+#define VIRTIO_BLK_NUM_VQS_TO_BE_READY 1u\n \n static int\n virtio_is_ready(struct virtio_net *dev)\n {\n+\tstruct rte_vdpa_device *vdpa_dev;\n \tstruct vhost_virtqueue *vq;\n+\tuint32_t vdpa_type;\n \tuint32_t i, nr_vring = dev->nr_vring;\n \n \tif (dev->flags & VIRTIO_DEV_READY)\n@@ -1454,13 +1457,22 @@\n \tif (!dev->nr_vring)\n \t\treturn 0;\n \n-\tif (dev->flags & VIRTIO_DEV_BUILTIN_VIRTIO_NET) {\n-\t\tnr_vring = VIRTIO_BUILTIN_NUM_VQS_TO_BE_READY;\n+\tvdpa_dev = dev->vdpa_dev;\n+\tif (vdpa_dev)\n+\t\tvdpa_type = vdpa_dev->type;\n+\telse\n+\t\tvdpa_type = -1;\n \n-\t\tif (dev->nr_vring < nr_vring)\n-\t\t\treturn 0;\n+\tif (vdpa_type == RTE_VHOST_VDPA_DEVICE_TYPE_BLK) {\n+\t\tnr_vring = VIRTIO_BLK_NUM_VQS_TO_BE_READY;\n+\t} else {\n+\t\tif (dev->flags & VIRTIO_DEV_BUILTIN_VIRTIO_NET)\n+\t\t\tnr_vring = VIRTIO_BUILTIN_NUM_VQS_TO_BE_READY;\n \t}\n \n+\tif (dev->nr_vring < nr_vring)\n+\t\treturn 0;\n+\n \tfor (i = 0; i < nr_vring; i++) {\n \t\tvq = dev->virtqueue[i];\n \n@@ -2958,7 +2970,6 @@ static int is_vring_iotlb(struct virtio_net *dev,\n \tint ret;\n \tint unlock_required = 0;\n \tbool handled;\n-\tuint32_t vdpa_type = 0;\n \tuint32_t request;\n \tuint32_t i;\n \n@@ -3170,17 +3181,7 @@ static int is_vring_iotlb(struct virtio_net *dev,\n \tif (!vdpa_dev)\n \t\tgoto out;\n \n-\tif (vdpa_dev->ops->get_dev_type) {\n-\t\tret = vdpa_dev->ops->get_dev_type(vdpa_dev, &vdpa_type);\n-\t\tif (ret) {\n-\t\t\tVHOST_LOG_CONFIG(dev->ifname, ERR, \"failed to get vdpa dev type.\\n\");\n-\t\t\tret = -1;\n-\t\t\tgoto out;\n-\t\t}\n-\t} else {\n-\t\tvdpa_type = RTE_VHOST_VDPA_DEVICE_TYPE_NET;\n-\t}\n-\tif (vdpa_type == RTE_VHOST_VDPA_DEVICE_TYPE_BLK\n+\tif (vdpa_dev->type == RTE_VHOST_VDPA_DEVICE_TYPE_BLK\n \t\t&& request != VHOST_USER_SET_VRING_CALL)\n \t\tgoto out;\n \n", "prefixes": [ "v9", "11/12" ] }