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GET /api/patches/49672/?format=api
{ "id": 49672, "url": "http://patches.dpdk.org/api/patches/49672/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20190111093929.10162-1-jfreimann@redhat.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": "<20190111093929.10162-1-jfreimann@redhat.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190111093929.10162-1-jfreimann@redhat.com", "date": "2019-01-11T09:39:27", "name": "[v4,0/2] net/virtio-user: add packed vq support", "commit_ref": null, "pull_url": null, "state": null, "archived": false, "hash": null, "submitter": { "id": 745, "url": "http://patches.dpdk.org/api/people/745/?format=api", "name": "Jens Freimann", "email": "jfreimann@redhat.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20190111093929.10162-1-jfreimann@redhat.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/49672/comments/", "check": "pending", "checks": "http://patches.dpdk.org/api/patches/49672/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 58D111B946;\n\tFri, 11 Jan 2019 10:39:40 +0100 (CET)", "from mx1.redhat.com (mx1.redhat.com [209.132.183.28])\n\tby dpdk.org (Postfix) with ESMTP id A0AAA1B92C\n\tfor <dev@dpdk.org>; Fri, 11 Jan 2019 10:39:38 +0100 (CET)", "from smtp.corp.redhat.com\n\t(int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 056152D7F1;\n\tFri, 11 Jan 2019 09:39:38 +0000 (UTC)", "from localhost (dhcp-192-241.str.redhat.com [10.33.192.241])\n\tby smtp.corp.redhat.com (Postfix) with ESMTPS id AFB28179F8;\n\tFri, 11 Jan 2019 09:39:30 +0000 (UTC)" ], "From": "Jens Freimann <jfreimann@redhat.com>", "To": "dev@dpdk.org", "Cc": "tiwei.bie@intel.com,\n\tmaxime.coquelin@redhat.com", "Date": "Fri, 11 Jan 2019 10:39:27 +0100", "Message-Id": "<20190111093929.10162-1-jfreimann@redhat.com>", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.14", "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.30]); Fri, 11 Jan 2019 09:39:38 +0000 (UTC)", "Subject": "[dpdk-dev] [PATCH v4 0/2] net/virtio-user: add packed vq support", "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": "Patch 1 fixes a bug in virtio_pq_send_command(). When we wait for\na descriptor to be marked as used we need to consider that the ring\nmight have wrapped and use the previous wrap counter.\n\nPatch 2 reverts the patch to error out when cq is used with packed vq and\nadd support for packed virtqueues in control virtqueue code.\n\nv3->v4:\n * it's enough to add to add packed vq feature bit to\n unsupported_features if packed_vq=0, no need to explicitly add\n it to device_features (Tiwei) \n\nv2->v3:\n * squash revert patch into patch 2\n * add new patch 1 to fix a bug in driver code\n * fix wrap handling code in virtio_user_handle_cq_packed\n * in v2 I was using wrap counters and indexes from shared virtqueue,\n fixed this and added wrap counters and used index to virtio_user code\n * tested wrap around of ring\n\nv1->v2:\n * split into two patches\n * handle ring wrap correctly\n * add to unsupported_features when packed_vq is 0\n\nJens Freimann (2):\n net/virtio: check head desc with correct wrap counter\n net/virtio-user: ctrl vq support for packed\n\n drivers/net/virtio/virtio_ethdev.c | 11 +-\n .../net/virtio/virtio_user/virtio_user_dev.c | 102 ++++++++++++++++--\n .../net/virtio/virtio_user/virtio_user_dev.h | 15 ++-\n drivers/net/virtio/virtio_user_ethdev.c | 56 +++++++++-\n drivers/net/virtio/virtqueue.h | 10 +-\n 5 files changed, 171 insertions(+), 23 deletions(-)", "diff": null, "prefixes": [ "v4", "0/2" ] }