From patchwork Wed Mar 25 02:29:44 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kirsher, Jeffrey T" X-Patchwork-Id: 454124 X-Patchwork-Delegate: jeffrey.t.kirsher@intel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from hemlock.osuosl.org (hemlock.osuosl.org [140.211.166.133]) by ozlabs.org (Postfix) with ESMTP id A54FD1400DD for ; Wed, 25 Mar 2015 13:29:55 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id DB5A082C63 for ; Wed, 25 Mar 2015 02:29:54 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id zBHLo-h0SVll for ; Wed, 25 Mar 2015 02:29:54 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by hemlock.osuosl.org (Postfix) with ESMTP id 488C685211 for ; Wed, 25 Mar 2015 02:29:54 +0000 (UTC) X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from fraxinus.osuosl.org (fraxinus.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id 5DEAC1C26C4 for ; Wed, 25 Mar 2015 02:29:53 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 54FE2A1BEC for ; Wed, 25 Mar 2015 02:29:53 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id v3O2vZgX4ptL for ; Wed, 25 Mar 2015 02:29:52 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by fraxinus.osuosl.org (Postfix) with ESMTP id D5515A1B8C for ; Wed, 25 Mar 2015 02:29:52 +0000 (UTC) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP; 24 Mar 2015 19:29:52 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,462,1422950400"; d="scan'208";a="685164589" Received: from kmcrowe-mobl.amr.corp.intel.com (HELO jtkirshe-mobl.amr.corp.intel.com) ([10.252.205.47]) by fmsmga001.fm.intel.com with ESMTP; 24 Mar 2015 19:29:51 -0700 From: Jeff Kirsher To: intel-wired-lan@lists.osuosl.org Date: Tue, 24 Mar 2015 19:29:44 -0700 Message-Id: <1427250584-22752-1-git-send-email-jeffrey.t.kirsher@intel.com> X-Mailer: git-send-email 1.9.3 Cc: Stephen Hemminger Subject: [Intel-wired-lan] [PATCH] ixgbe: fix documentation X-BeenThere: intel-wired-lan@lists.osuosl.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-wired-lan-bounces@lists.osuosl.org Sender: "Intel-wired-lan" From: Stephen Hemminger The MTU values in the documentation do not match the source. The source has frame limit of IXGBE_MAX_JUMBO_FRAME_SIZE (9728) which is MTU of 9710 because of the accounting for Ethernet header and CRC. Also, don't refer to the obsolete ifconfig command. Signed-off-by: Stephen Hemminger Tested-by: Phil Schmitt --- Documentation/networking/ixgbe.txt | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/Documentation/networking/ixgbe.txt b/Documentation/networking/ixgbe.txt index 0ace6e7..6f0cb57 100644 --- a/Documentation/networking/ixgbe.txt +++ b/Documentation/networking/ixgbe.txt @@ -70,10 +70,10 @@ Avago 1000BASE-T SFP ABCU-5710RZ 82599-based adapters support all passive and active limiting direct attach cables that comply with SFF-8431 v4.1 and SFF-8472 v10.4 specifications. -Laser turns off for SFP+ when ifconfig down +Laser turns off for SFP+ when device is down ------------------------------------------- -"ifconfig down" turns off the laser for 82599-based SFP+ fiber adapters. -"ifconfig up" turns on the laser. +"ip link set down" turns off the laser for 82599-based SFP+ fiber adapters. +"ip link set up" turns on the laser. 82598-BASED ADAPTERS @@ -213,13 +213,13 @@ Additional Configurations ------------ The driver supports Jumbo Frames for all adapters. Jumbo Frames support is enabled by changing the MTU to a value larger than the default of 1500. - The maximum value for the MTU is 16110. Use the ifconfig command to + The maximum value for the MTU is 16110. Use the ip command to increase the MTU size. For example: - ifconfig ethx mtu 9000 up + ip link set dev ethx mtu 9000 - The maximum MTU setting for Jumbo Frames is 16110. This value coincides - with the maximum Jumbo Frames size of 16128. + The maximum MTU setting for Jumbo Frames is 9710. This value coincides + with the maximum Jumbo Frames size of 9728. Generic Receive Offload, aka GRO --------------------------------