From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757536AbbCCSmJ (ORCPT ); Tue, 3 Mar 2015 13:42:09 -0500 Received: from mail-ig0-f169.google.com ([209.85.213.169]:35102 "EHLO mail-ig0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757320AbbCCSmH (ORCPT ); Tue, 3 Mar 2015 13:42:07 -0500 Message-ID: <1425408125.5130.191.camel@edumazet-glaptop2.roam.corp.google.com> Subject: Re: [PATCH net-next 01/14] etherdevice: Add eth__addr CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS code From: Eric Dumazet To: Joe Perches Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Date: Tue, 03 Mar 2015 10:42:05 -0800 In-Reply-To: <1425407104.17273.27.camel@perches.com> References: <1425388752.5130.164.camel@edumazet-glaptop2.roam.corp.google.com> <1425407104.17273.27.camel@perches.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2015-03-03 at 10:25 -0800, Joe Perches wrote: > At least for arm gcc 4.6.3, it emits different code > for net/l2tp/l2tp_eth.o Then it looks like arm gcc or arm linux memset() should be improved. Tracking all memset(x, y, 6) and replace them by some custom version seems not very generic to me, when something better can be done.