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{
    "id": 814800,
    "url": "http://patchwork.ozlabs.org/api/patches/814800/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/df72b2abd0c4b3abd9b2a99ea8ba116fe5478aa7.1505719061.git.rcochran@linutronix.de/",
    "project": {
        "id": 7,
        "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api",
        "name": "Linux network development",
        "link_name": "netdev",
        "list_id": "netdev.vger.kernel.org",
        "list_email": "netdev@vger.kernel.org",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<df72b2abd0c4b3abd9b2a99ea8ba116fe5478aa7.1505719061.git.rcochran@linutronix.de>",
    "list_archive_url": null,
    "date": "2017-09-18T07:41:20",
    "name": "[RFC,V1,net-next,5/6] net: packet: Hook into time based transmission.",
    "commit_ref": null,
    "pull_url": null,
    "state": "rfc",
    "archived": true,
    "hash": "5641747c2d9f1e4d9bb25e6837585ff56216867c",
    "submitter": {
        "id": 69550,
        "url": "http://patchwork.ozlabs.org/api/people/69550/?format=api",
        "name": "Richard Cochran",
        "email": "rcochran@linutronix.de"
    },
    "delegate": {
        "id": 34,
        "url": "http://patchwork.ozlabs.org/api/users/34/?format=api",
        "username": "davem",
        "first_name": "David",
        "last_name": "Miller",
        "email": "davem@davemloft.net"
    },
    "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/df72b2abd0c4b3abd9b2a99ea8ba116fe5478aa7.1505719061.git.rcochran@linutronix.de/mbox/",
    "series": [
        {
            "id": 3574,
            "url": "http://patchwork.ozlabs.org/api/series/3574/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=3574",
            "date": "2017-09-18T07:41:16",
            "name": "Time based packet transmission",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/3574/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/814800/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/814800/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<netdev-owner@vger.kernel.org>",
        "X-Original-To": "patchwork-incoming@ozlabs.org",
        "Delivered-To": "patchwork-incoming@ozlabs.org",
        "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)",
        "Received": [
            "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xwdKw6tRfz9s3w\n\tfor <patchwork-incoming@ozlabs.org>;\n\tMon, 18 Sep 2017 17:43:48 +1000 (AEST)",
            "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1752678AbdIRHnb (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tMon, 18 Sep 2017 03:43:31 -0400",
            "from Galois.linutronix.de ([146.0.238.70]:49809 \"EHLO\n\tGalois.linutronix.de\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1752656AbdIRHn2 (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Mon, 18 Sep 2017 03:43:28 -0400",
            "from rcochran by Galois.linutronix.de with local (Exim 4.80)\n\t(envelope-from <rcochran@linutronix.de>)\n\tid 1dtqgE-0006bc-Ap; Mon, 18 Sep 2017 09:41:22 +0200"
        ],
        "From": "Richard Cochran <rcochran@linutronix.de>",
        "To": "<netdev@vger.kernel.org>",
        "Cc": "<linux-kernel@vger.kernel.org>, intel-wired-lan@lists.osuosl.org,\n\tAndre Guedes <andre.guedes@intel.com>,\n\tAnna-Maria Gleixner <anna-maria@linutronix.de>,\n\tDavid Miller <davem@davemloft.net>, Henrik Austad <henrik@austad.us>,\n\tJesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com>,\n\tJohn Stultz <john.stultz@linaro.org>,\n\tThomas Gleixner <tglx@linutronix.de>,\n\tVinicius Costa Gomes <vinicius.gomes@intel.com>",
        "Subject": "[PATCH RFC V1 net-next 5/6] net: packet: Hook into time based\n\ttransmission.",
        "Date": "Mon, 18 Sep 2017 09:41:20 +0200",
        "Message-Id": "<df72b2abd0c4b3abd9b2a99ea8ba116fe5478aa7.1505719061.git.rcochran@linutronix.de>",
        "X-Mailer": "git-send-email 1.7.10.4",
        "In-Reply-To": "<cover.1505719061.git.rcochran@linutronix.de>",
        "References": "<cover.1505719061.git.rcochran@linutronix.de>",
        "Sender": "netdev-owner@vger.kernel.org",
        "Precedence": "bulk",
        "List-ID": "<netdev.vger.kernel.org>",
        "X-Mailing-List": "netdev@vger.kernel.org"
    },
    "content": "For raw layer-2 packets, copy the desired future transmit time from\nthe CMSG cookie into the skb.\n\nSigned-off-by: Richard Cochran <rcochran@linutronix.de>\n---\n net/packet/af_packet.c | 6 ++++++\n 1 file changed, 6 insertions(+)",
    "diff": "diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c\nindex c26172995511..342c6cc81a42 100644\n--- a/net/packet/af_packet.c\n+++ b/net/packet/af_packet.c\n@@ -1984,6 +1984,7 @@ static int packet_sendmsg_spkt(struct socket *sock, struct msghdr *msg,\n \t\tgoto out_unlock;\n \t}\n \n+\tsockc.transmit_time = 0;\n \tsockc.tsflags = sk->sk_tsflags;\n \tif (msg->msg_controllen) {\n \t\terr = sock_cmsg_send(sk, msg, &sockc);\n@@ -1995,6 +1996,7 @@ static int packet_sendmsg_spkt(struct socket *sock, struct msghdr *msg,\n \tskb->dev = dev;\n \tskb->priority = sk->sk_priority;\n \tskb->mark = sk->sk_mark;\n+\tskb->transmit_time = sockc.transmit_time;\n \n \tsock_tx_timestamp(sk, sockc.tsflags, &skb_shinfo(skb)->tx_flags);\n \n@@ -2492,6 +2494,7 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,\n \tskb->dev = dev;\n \tskb->priority = po->sk.sk_priority;\n \tskb->mark = po->sk.sk_mark;\n+\tskb->transmit_time = sockc->transmit_time;\n \tsock_tx_timestamp(&po->sk, sockc->tsflags, &skb_shinfo(skb)->tx_flags);\n \tskb_shinfo(skb)->destructor_arg = ph.raw;\n \n@@ -2668,6 +2671,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)\n \tif (unlikely(!(dev->flags & IFF_UP)))\n \t\tgoto out_put;\n \n+\tsockc.transmit_time = 0;\n \tsockc.tsflags = po->sk.sk_tsflags;\n \tif (msg->msg_controllen) {\n \t\terr = sock_cmsg_send(&po->sk, msg, &sockc);\n@@ -2863,6 +2867,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)\n \tif (unlikely(!(dev->flags & IFF_UP)))\n \t\tgoto out_unlock;\n \n+\tsockc.transmit_time = 0;\n \tsockc.tsflags = sk->sk_tsflags;\n \tsockc.mark = sk->sk_mark;\n \tif (msg->msg_controllen) {\n@@ -2934,6 +2939,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)\n \tskb->dev = dev;\n \tskb->priority = sk->sk_priority;\n \tskb->mark = sockc.mark;\n+\tskb->transmit_time = sockc.transmit_time;\n \n \tif (po->has_vnet_hdr) {\n \t\terr = virtio_net_hdr_to_skb(skb, &vnet_hdr, vio_le());\n",
    "prefixes": [
        "RFC",
        "V1",
        "net-next",
        "5/6"
    ]
}