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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 49FD0C3A5A6 for ; Thu, 29 Aug 2019 22:29:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2418821874 for ; Thu, 29 Aug 2019 22:29:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728176AbfH2W3f (ORCPT ); Thu, 29 Aug 2019 18:29:35 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:51873 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728300AbfH2W3f (ORCPT ); Thu, 29 Aug 2019 18:29:35 -0400 Received: from p5de0b6c5.dip0.t-ipconnect.de ([93.224.182.197] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1i3Suw-0008OT-7i; Fri, 30 Aug 2019 00:29:23 +0200 Date: Fri, 30 Aug 2019 00:29:21 +0200 (CEST) From: Thomas Gleixner To: Stephen Rothwell cc: Ingo Molnar , "H. Peter Anvin" , Peter Zijlstra , Linux Next Mailing List , Linux Kernel Mailing List Subject: Re: linux-next: build warning from Linus' tree In-Reply-To: <20190830082357.4650d243@canb.auug.org.au> Message-ID: References: <20190830082357.4650d243@canb.auug.org.au> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org Stephen, On Fri, 30 Aug 2019, Stephen Rothwell wrote: > Hi all, > > From Linus tree, today's linux-next build (x86_64 allmodconfig) > produced this warning: > > arch/x86/boot/edd.c: In function 'query_edd': > arch/x86/boot/edd.c:148:11: warning: taking address of packed member of 'struct boot_params' may result in an unaligned pointer value [-Waddress-of-packed-member] > 148 | mbrptr = boot_params.edd_mbr_sig_buffer; > | ^~~~~~~~~~~ > > I assume this is a result of upgrading my x86_64 cross compiler to v9.2.1 > (from v8.3.0). Yes. We have a fix queued which should hit next tomorrow. Thanks, tglx