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GET /api/patches/62070/?format=api
https://patches.dpdk.org/api/patches/62070/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20191028141811.73444-1-yong.liu@intel.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": "<20191028141811.73444-1-yong.liu@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20191028141811.73444-1-yong.liu@intel.com", "date": "2019-10-28T14:18:10", "name": "[1/2] net/virtio: do not limit packed ring size", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "706ec4ffdd285531caa1abc3d267636582b10849", "submitter": { "id": 17, "url": "https://patches.dpdk.org/api/people/17/?format=api", "name": "Marvin Liu", "email": "yong.liu@intel.com" }, "delegate": { "id": 2642, "url": "https://patches.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20191028141811.73444-1-yong.liu@intel.com/mbox/", "series": [ { "id": 7095, "url": "https://patches.dpdk.org/api/series/7095/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=7095", "date": "2019-10-28T14:18:10", "name": "[1/2] net/virtio: do not limit packed ring size", "version": 1, "mbox": "https://patches.dpdk.org/series/7095/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/62070/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/62070/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 6922E1BEF9;\n\tMon, 28 Oct 2019 07:38:45 +0100 (CET)", "from mga17.intel.com (mga17.intel.com [192.55.52.151])\n\tby dpdk.org (Postfix) with ESMTP id BE4351BEF7\n\tfor <dev@dpdk.org>; Mon, 28 Oct 2019 07:38:43 +0100 (CET)", "from orsmga001.jf.intel.com ([10.7.209.18])\n\tby fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t27 Oct 2019 23:38:42 -0700", "from npg-dpdk-virtual-marvin-dev.sh.intel.com ([10.67.119.142])\n\tby orsmga001.jf.intel.com with ESMTP; 27 Oct 2019 23:38:40 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.68,239,1569308400\"; d=\"scan'208\";a=\"282856803\"", "From": "Marvin Liu <yong.liu@intel.com>", "To": "maxime.coquelin@redhat.com, tiwei.bie@intel.com, zhihong.wang@intel.com", "Cc": "dev@dpdk.org,\n\tMarvin Liu <yong.liu@intel.com>", "Date": "Mon, 28 Oct 2019 22:18:10 +0800", "Message-Id": "<20191028141811.73444-1-yong.liu@intel.com>", "X-Mailer": "git-send-email 2.17.1", "Subject": "[dpdk-dev] [PATCH 1/2] net/virtio: do not limit packed ring size", "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": "Virtio spec only set rule that packed ring maximum size is up to 2^15\nentries. Do not limit packed ring size to power of two.\n\nSigned-off-by: Marvin Liu <yong.liu@intel.com>\n---\n drivers/net/virtio/virtio_ethdev.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c\nindex 7d3db4d73..41d323fc9 100644\n--- a/drivers/net/virtio/virtio_ethdev.c\n+++ b/drivers/net/virtio/virtio_ethdev.c\n@@ -465,8 +465,8 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx)\n \t\treturn -EINVAL;\n \t}\n \n-\tif (!rte_is_power_of_2(vq_size)) {\n-\t\tPMD_INIT_LOG(ERR, \"virtqueue size is not powerof 2\");\n+\tif (!vtpci_packed_queue(hw) && !rte_is_power_of_2(vq_size)) {\n+\t\tPMD_INIT_LOG(ERR, \"split virtqueue size is not powerof 2\");\n \t\treturn -EINVAL;\n \t}\n \n", "prefixes": [ "1/2" ] }{ "id": 62070, "url": "