From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id D58ABA034F for ; Tue, 28 Apr 2020 10:02:22 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B4C611D57C; Tue, 28 Apr 2020 10:02:22 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 2802C1D56A; Tue, 28 Apr 2020 10:02:18 +0200 (CEST) IronPort-SDR: i27J1KP8nQAr1kp5z/CwSbLR4nGnI4KBa3uvSrh+qoe6o7fzCZPaI9ROzwAniGst3cEaooaC6I ayJarkyI5elg== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Apr 2020 01:02:02 -0700 IronPort-SDR: sTvqZT7wNnpCLJ1M5tzbzsPzplR5li773IB+RXuP2JVbk88FMjym2rt42gIaTCP+teP20E4ahM yT6heeZahUwQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,327,1583222400"; d="scan'208";a="249107159" Received: from unknown (HELO localhost.localdomain.bj.intel.com) ([172.16.182.123]) by fmsmga008.fm.intel.com with ESMTP; 28 Apr 2020 01:02:01 -0700 From: Wei Zhao To: dev@dpdk.org Cc: stable@dpdk.org, beilei.xing@intel.com, maxime.leroy@6wind.com, Wei Zhao Date: Tue, 28 Apr 2020 15:39:18 +0800 Message-Id: <20200428073919.5583-3-wei.zhao1@intel.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20200428073919.5583-1-wei.zhao1@intel.com> References: <20200428054815.3551-1-wei.zhao1@intel.com> <20200428073919.5583-1-wei.zhao1@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-stable] [PATCH v3 2/3] doc: input set requirement of each pctype for FDIR X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" Add input set requirement info to i40e doc. Bugzilla ID: 403 Signed-off-by: Wei Zhao --- 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 416b3904e..ad5f51c38 100644 --- a/doc/guides/nics/i40e.rst +++ b/doc/guides/nics/i40e.rst @@ -747,6 +747,13 @@ Use 16 Bytes RX Descriptor Size As i40e PMD supports both 16 and 32 bytes RX descriptor sizes, and 16 bytes size can provide helps to high performance of small packets. Configuration of ``CONFIG_RTE_LIBRTE_I40E_16BYTE_RX_DESC`` in config files can be changed to use 16 bytes size RX descriptors. +input set requirement of each pctype for FDIR +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Each pctype packet can only have one specific input set for FDIR, for example if you download 2 rte_flow rules of different input set for one specific pctype, +it is will fail and return the info "Conflict with the first rule's input set", that means the first type of input set conflict with the current one, +this limitaition is required by hardware. + Example of getting best performance with l3fwd example ------------------------------------------------------ -- 2.19.1