From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ACA46C169C4 for ; Wed, 6 Feb 2019 03:49:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 71194218A3 for ; Wed, 6 Feb 2019 03:49:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727393AbfBFDts (ORCPT ); Tue, 5 Feb 2019 22:49:48 -0500 Received: from smtprelay0197.hostedemail.com ([216.40.44.197]:49230 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725981AbfBFDts (ORCPT ); Tue, 5 Feb 2019 22:49:48 -0500 Received: from filter.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay05.hostedemail.com (Postfix) with ESMTP id 7E63F180268C3; Wed, 6 Feb 2019 03:49:47 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-HE-Tag: tax28_8f8a93bc9c910 X-Filterd-Recvd-Size: 1239 Received: from XPS-9350.home (unknown [47.151.153.53]) (Authenticated sender: joe@perches.com) by omf06.hostedemail.com (Postfix) with ESMTPA; Wed, 6 Feb 2019 03:49:46 +0000 (UTC) Message-ID: Subject: Re: [PATCH v2 2/2] r8169: Avoid pointer aliasing From: Joe Perches To: Paul Zimmerman Cc: Eric Dumazet , Heiner Kallweit , David Miller , linux-kernel@vger.kernel.org, linux-netdev@vger.kernel.org Date: Tue, 05 Feb 2019 19:49:45 -0800 In-Reply-To: <20190205202522.2ab2ea40430e817d4f01cc4e@gmail.com> References: <20190205192733.b4bd98988d1e4695f740d445@gmail.com> <9e4332bf41d5d58a4fa6cf138fc9ea3b2f9a488f.camel@perches.com> <20190205202522.2ab2ea40430e817d4f01cc4e@gmail.com> Content-Type: text/plain; charset="ISO-8859-1" User-Agent: Evolution 3.30.1-1build1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2019-02-05 at 20:25 -0700, Paul Zimmerman wrote: > GCC does not lay out stack variables in the same order that they are > declared. True. Most stack variables could be assigned to a register. cheers, Joe