From patchwork Fri Feb 3 07:09:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingjing Wu X-Patchwork-Id: 20141 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id B50986CB4; Fri, 3 Feb 2017 08:11:06 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 933E92BCD; Fri, 3 Feb 2017 08:11:03 +0100 (CET) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP; 02 Feb 2017 23:11:02 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,328,1477983600"; d="scan'208";a="61368493" Received: from dpdk2.sh.intel.com ([10.239.128.246]) by fmsmga006.fm.intel.com with ESMTP; 02 Feb 2017 23:11:00 -0800 From: Jingjing Wu To: dev@dpdk.org Cc: jingjing.wu@intel.com, helin.zhang@intel.com, john.mcnamara@intel.com, stable@dpdk.org Date: Fri, 3 Feb 2017 15:09:03 +0800 Message-Id: <1486105743-84020-1-git-send-email-jingjing.wu@intel.com> X-Mailer: git-send-email 2.4.11 Subject: [dpdk-dev] [PATCH] doc: add known issue for i40e PMD X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Rx statistic is incorrect when packet is oversize. CC: stable@dpdk.org Signed-off-by: Jingjing Wu --- doc/guides/nics/i40e.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index 1245ecf..ae5b43f 100644 --- a/doc/guides/nics/i40e.rst +++ b/doc/guides/nics/i40e.rst @@ -460,3 +460,10 @@ Receive packets with Ethertype 0x88A8 Due to the FW limitation, PF can receive packets with Ethertype 0x88A8 only when floating VEB is disabled. + +Incorrect Rx statistics when packet is oversize +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +When a packet is over maximum frame size, the packet cannot be received. +But the Rx statistic shows it is received successfully, if calling +rte_eth_stats_get.