From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-fw-9102.amazon.com (smtp-fw-9102.amazon.com [207.171.184.29]) by dpdk.org (Postfix) with ESMTP id 681466884 for ; Thu, 26 Dec 2013 22:45:55 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1388094424; x=1419630424; h=from:to:subject:date:message-id:mime-version; bh=4bAYZ7UO5Q/r6xpRRo/asR5O5ZTdo+DFxY7gkkrbWUs=; b=RQuqXqD2TmCnRKvtroqmNBvkQYafhrZkGmymbDWepCRMuGZ0EwC2StxT bqboKI8W9wtQKs7nJ/KoxLI0/ZygYtJZv6JZ911iWshNVBRpl8B6h/2yb 9WSHlZ8N6hxtr4omLu97/FQ+3nKOxONgjL0KmCV3f7UpOKUk9OfW0cN1D 0=; X-IronPort-AV: E=Sophos;i="4.95,557,1384300800"; d="scan'208,217";a="50579366" Received: from email-inbound-relay-62040.pdx2.amazon.com ([10.241.21.71]) by smtp-border-fw-out-9102.sea19.amazon.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 26 Dec 2013 21:47:02 +0000 Received: from ex10-hub-31005.ant.amazon.com (ex10-hub-31005.sea31.amazon.com [10.185.176.12]) by email-inbound-relay-62040.pdx2.amazon.com (8.14.7/8.14.7) with ESMTP id rBQLl2G2007918 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=OK) for ; Thu, 26 Dec 2013 21:47:02 GMT Received: from EX10-MBX-31007.ant.amazon.com ([fe80::dc2d:ebf:d4a1:fac]) by ex10-hub-31005.ant.amazon.com ([::1]) with mapi id 14.02.0342.003; Thu, 26 Dec 2013 13:46:57 -0800 From: "Wang, Shawn" To: "dev@dpdk.org" Thread-Topic: question about PKT_RX_IPV4_HDR_EXT Thread-Index: AQHPAoP/E6akzLWWnkmm8UEV8N6nLw== Date: Thu, 26 Dec 2013 21:46:56 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Microsoft-MacOutlook/14.3.9.131030 x-originating-ip: [10.184.49.66] MIME-Version: 1.0 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] question about PKT_RX_IPV4_HDR_EXT X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 26 Dec 2013 21:45:55 -0000 Hi: Can anyone explain more details about the rte_mbuf ol_flag : PKT_RX_IPV4_HD= R_EXT? The document said =93RX packet with extended IPv4 header.=94 But what is the extended IPv4 header looks like? What is the difference wit= h normal IPv4 header? Can anyone give me an example? Thanks a lot. Wang, Shawn