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GET /api/patches/1038969/?format=api
{ "id": 1038969, "url": "http://patchwork.ozlabs.org/api/patches/1038969/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20190208205043.11975-11-anirudh.venkataramanan@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": "<20190208205043.11975-11-anirudh.venkataramanan@intel.com>", "list_archive_url": null, "date": "2019-02-08T20:50:37", "name": "[S11,10/16] ice: don't spam VFs with link messages", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "be480ada7d3c445eeeeb6b39bbc251bec4f77807", "submitter": { "id": 73601, "url": "http://patchwork.ozlabs.org/api/people/73601/?format=api", "name": "Anirudh Venkataramanan", "email": "anirudh.venkataramanan@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/20190208205043.11975-11-anirudh.venkataramanan@intel.com/mbox/", "series": [ { "id": 90915, "url": "http://patchwork.ozlabs.org/api/series/90915/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=90915", "date": "2019-02-08T20:50:37", "name": "Bug fixes for ice", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/90915/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1038969/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1038969/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=140.211.166.136; helo=silver.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 silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\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 43x6qF6DHRz9sMp\n\tfor <incoming@patchwork.ozlabs.org>;\n\tSat, 9 Feb 2019 07:54:01 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 744C32279E;\n\tFri, 8 Feb 2019 20:54:00 +0000 (UTC)", "from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id fraVVAEtjNsi; Fri, 8 Feb 2019 20:53:59 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby silver.osuosl.org (Postfix) with ESMTP id BF0F92343B;\n\tFri, 8 Feb 2019 20:53:59 +0000 (UTC)", "from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\tby ash.osuosl.org (Postfix) with ESMTP id BFFB51BF973\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 8 Feb 2019 20:52:27 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id BD45B236B5\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 8 Feb 2019 20:52:27 +0000 (UTC)", "from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id dryn2YSI6efK for <intel-wired-lan@lists.osuosl.org>;\n\tFri, 8 Feb 2019 20:52:27 +0000 (UTC)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby silver.osuosl.org (Postfix) with ESMTPS id 440A22343B\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tFri, 8 Feb 2019 20:52:27 +0000 (UTC)", "from orsmga008.jf.intel.com ([10.7.209.65])\n\tby orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t08 Feb 2019 12:50:44 -0800", "from shasta.jf.intel.com ([10.166.241.11])\n\tby orsmga008.jf.intel.com with ESMTP; 08 Feb 2019 12:50:44 -0800" ], "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", "X-IronPort-AV": "E=Sophos;i=\"5.58,348,1544515200\"; d=\"scan'208\";a=\"116332339\"", "From": "Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Fri, 8 Feb 2019 12:50:37 -0800", "Message-Id": "<20190208205043.11975-11-anirudh.venkataramanan@intel.com>", "X-Mailer": "git-send-email 2.14.5", "In-Reply-To": "<20190208205043.11975-1-anirudh.venkataramanan@intel.com>", "References": "<20190208205043.11975-1-anirudh.venkataramanan@intel.com>", "Subject": "[Intel-wired-lan] [PATCH S11 10/16] ice: don't spam VFs with link\n\tmessages", "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>", "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": "From: Mitch Williams <mitch.a.williams@intel.com>\n\nDon't send a link message to the VFs unless link actually changes state.\nThis avoids a small timing hole in some VF drivers that can cause an\napparent TX hang if they receive a link status message at the wrong time.\n\nAlthough we have fixed the timing hole in the current VF driver, there\nare still lots of drivers in the field that have this timing hole. Let's\nnot fall into it if we can avoid it.\n\nSigned-off-by: Mitch Williams <mitch.a.williams@intel.com>\nSigned-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>\n---\n drivers/net/ethernet/intel/ice/ice_main.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c\nindex fb04a5ebdc0b..47cc3f905b7f 100644\n--- a/drivers/net/ethernet/intel/ice/ice_main.c\n+++ b/drivers/net/ethernet/intel/ice/ice_main.c\n@@ -609,7 +609,8 @@ ice_link_event(struct ice_pf *pf, struct ice_port_info *pi)\n \t\t}\n \t}\n \n-\tice_vc_notify_link_state(pf);\n+\tif (!new_link_same_as_old && pf->num_alloc_vfs)\n+\t\tice_vc_notify_link_state(pf);\n \n \treturn 0;\n }\n", "prefixes": [ "S11", "10/16" ] }