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GET /api/patches/1117466/?format=api
{ "id": 1117466, "url": "http://patchwork.ozlabs.org/api/patches/1117466/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1560799870-18956-2-git-send-email-vedang.patel@intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1560799870-18956-2-git-send-email-vedang.patel@intel.com>", "list_archive_url": null, "date": "2019-06-17T19:31:05", "name": "[net-next,v3,1/6] igb: clear out tstamp after sending the packet.", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "6a49254e74e8086b6c454bcd73ae4735edd57472", "submitter": { "id": 76208, "url": "http://patchwork.ozlabs.org/api/people/76208/?format=api", "name": "Vedang Patel", "email": "vedang.patel@intel.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1560799870-18956-2-git-send-email-vedang.patel@intel.com/mbox/", "series": [ { "id": 114349, "url": "http://patchwork.ozlabs.org/api/series/114349/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=114349", "date": "2019-06-17T19:31:04", "name": "net/sched: Add txtime-assist support for taprio.", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/114349/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1117466/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1117466/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=osuosl.org\n\t(client-ip=140.211.166.137; helo=fraxinus.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org;\n\tdmarc=fail (p=none dis=none) header.from=intel.com" ], "Received": [ "from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 45SLtR1hMFz9sBr\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 18 Jun 2019 05:31:27 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 5772F8564D;\n\tMon, 17 Jun 2019 19:31:25 +0000 (UTC)", "from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id oarRYwhOFfPu; Mon, 17 Jun 2019 19:31:24 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 34218852DB;\n\tMon, 17 Jun 2019 19:31:24 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id EB4111BF94B\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 17 Jun 2019 19:31:22 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id E7FAA85E14\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 17 Jun 2019 19:31:22 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id frRAEV7HuGiH for <intel-wired-lan@lists.osuosl.org>;\n\tMon, 17 Jun 2019 19:31:22 +0000 (UTC)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n\tby whitealder.osuosl.org (Postfix) with ESMTPS id 6B6F785899\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 17 Jun 2019 19:31:22 +0000 (UTC)", "from orsmga007.jf.intel.com ([10.7.209.58])\n\tby fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t17 Jun 2019 12:31:22 -0700", "from vpatel-desk.jf.intel.com (HELO localhost.localdomain)\n\t([10.7.159.52])\n\tby orsmga007.jf.intel.com with ESMTP; 17 Jun 2019 12:31:22 -0700" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Vedang Patel <vedang.patel@intel.com>", "To": "netdev@vger.kernel.org", "Date": "Mon, 17 Jun 2019 12:31:05 -0700", "Message-Id": "<1560799870-18956-2-git-send-email-vedang.patel@intel.com>", "X-Mailer": "git-send-email 2.7.3", "In-Reply-To": "<1560799870-18956-1-git-send-email-vedang.patel@intel.com>", "References": "<1560799870-18956-1-git-send-email-vedang.patel@intel.com>", "Subject": "[Intel-wired-lan] [PATCH net-next v3 1/6] igb: clear out tstamp\n\tafter sending the packet.", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Cc": "jiri@resnulli.us, l@dorileo.org, jhs@mojatatu.com,\n\tintel-wired-lan@lists.osuosl.org, xiyou.wangcong@gmail.com,\n\tdavem@davemloft.net", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "skb->tstamp is being used at multiple places. On the transmit side, it\nis used to determine the launchtime of the packet. It is also used to\ndetermine the software timestamp after the packet has been transmitted.\n\nSo, clear out the tstamp value after it has been read so that we do not\nreport false software timestamp on the receive side.\n\nSigned-off-by: Vedang Patel <vedang.patel@intel.com>\n---\n drivers/net/ethernet/intel/igb/igb_main.c | 1 +\n 1 file changed, 1 insertion(+)", "diff": "diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c\nindex fc925adbd9fa..f66dae72fe37 100644\n--- a/drivers/net/ethernet/intel/igb/igb_main.c\n+++ b/drivers/net/ethernet/intel/igb/igb_main.c\n@@ -5688,6 +5688,7 @@ static void igb_tx_ctxtdesc(struct igb_ring *tx_ring,\n \t */\n \tif (tx_ring->launchtime_enable) {\n \t\tts = ns_to_timespec64(first->skb->tstamp);\n+\t\tfirst->skb->tstamp = 0;\n \t\tcontext_desc->seqnum_seed = cpu_to_le32(ts.tv_nsec / 32);\n \t} else {\n \t\tcontext_desc->seqnum_seed = 0;\n", "prefixes": [ "net-next", "v3", "1/6" ] }