From mboxrd@z Thu Jan 1 00:00:00 1970 From: David L Stevens Subject: [PATCH net-next 0/3] sunvnet: add jumbo frames support Date: Fri, 12 Sep 2014 18:22:05 -0400 Message-ID: <5413720D.9060202@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: David Miller Return-path: Received: from userp1040.oracle.com ([156.151.31.81]:39466 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752647AbaILWWJ (ORCPT ); Fri, 12 Sep 2014 18:22:09 -0400 Sender: netdev-owner@vger.kernel.org List-ID: This patch set updates the sunvnet driver to version 1.6 of the VIO protocol to support per-port exchange of MTU information and allow non-standard MTU sizes, including jumbo frames. Using large MTUs shows a > 4X throughput improvement Linux-Solaris and > 8X throughput improvement Linux-Linux. David L Stevens (3): sunvnet: upgrade to VIO protocol version 1.6 sunvnet: allow admin to set sunvnet MTU sunvnet: generate ICMP PTMUD messages for smaller port MTUs arch/sparc/include/asm/vio.h | 19 +++++- arch/sparc/kernel/viohs.c | 14 +++- drivers/net/ethernet/sun/sunvnet.c | 137 +++++++++++++++++++++++++++++++----- drivers/net/ethernet/sun/sunvnet.h | 1 + 4 files changed, 150 insertions(+), 21 deletions(-)