From patchwork Mon Jan 20 17:52:18 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joe Perches X-Patchwork-Id: 312690 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id EC7D42C007A for ; Tue, 21 Jan 2014 04:54:15 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753513AbaATRwp (ORCPT ); Mon, 20 Jan 2014 12:52:45 -0500 Received: from smtprelay0113.hostedemail.com ([216.40.44.113]:59576 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753487AbaATRwl (ORCPT ); Mon, 20 Jan 2014 12:52:41 -0500 Received: from filter.hostedemail.com (ff-bigip1 [10.5.19.254]) by smtprelay05.hostedemail.com (Postfix) with ESMTP id F00B126918B; Mon, 20 Jan 2014 17:52:40 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-Spam-Summary: 2, 0, 0, , d41d8cd98f00b204, joe@perches.com, ::::::, RULES_HIT:41:355:379:541:800:960:973:981:988:989:1260:1345:1359:1437:1534:1539:1568:1711:1714:1730:1747:1777:1792:2393:2559:2562:3138:3139:3140:3141:3142:3866:3867:3868:5007:6261:10004:10026:10848:11026:11658:11914:12043:12517:12519:12555:13311:13357, 0, RBL:none, CacheIP:none, Bayesian:0.5, 0.5, 0.5, Netcheck:none, DomainCache:0, MSF:not bulk, SPF:fn, MSBL:0, DNSBL:none, Custom_rules:0:0:0 X-HE-Tag: rule84_3453943276b07 X-Filterd-Recvd-Size: 1535 Received: from localhost.localdomain (pool-96-251-49-11.lsanca.fios.verizon.net [96.251.49.11]) (Authenticated sender: joe@perches.com) by omf11.hostedemail.com (Postfix) with ESMTPA; Mon, 20 Jan 2014 17:52:39 +0000 (UTC) From: Joe Perches To: David Miller Cc: "David S. Miller" , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/7] netpoll: Use ether_addr_copy Date: Mon, 20 Jan 2014 09:52:18 -0800 Message-Id: <3e26b62d1ec7cc3de34efc4ca7651baed7e7f1e3.1390239869.git.joe@perches.com> X-Mailer: git-send-email 1.8.1.2.459.gbcd45b4.dirty In-Reply-To: References: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Use ether_addr_copy instead of memcpy(a, b, ETH_ALEN) to save some cycles on arm and powerpc. Signed-off-by: Joe Perches --- net/core/netpoll.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 19fe9c7..c03f3de 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -520,8 +520,8 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len) skb->protocol = eth->h_proto = htons(ETH_P_IP); } - memcpy(eth->h_source, np->dev->dev_addr, ETH_ALEN); - memcpy(eth->h_dest, np->remote_mac, ETH_ALEN); + ether_addr_copy(eth->h_source, np->dev->dev_addr); + ether_addr_copy(eth->h_dest, np->remote_mac); skb->dev = np->dev;