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=-2.1 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_MUTT 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 DCF78C43142 for ; Wed, 27 Jun 2018 16:30:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 40D44242E8 for ; Wed, 27 Jun 2018 16:30:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=roeck-us.net header.i=@roeck-us.net header.b="BzSYURWg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 40D44242E8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=roeck-us.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965704AbeF0QaM (ORCPT ); Wed, 27 Jun 2018 12:30:12 -0400 Received: from bh-25.webhostbox.net ([208.91.199.152]:56096 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934313AbeF0QaL (ORCPT ); Wed, 27 Jun 2018 12:30:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=roeck-us.net; s=default; h=In-Reply-To:Content-Type:MIME-Version:References :Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding :Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=nDTL0KzWtQBBue6N64mp3+viprYWZG9tf/eFlFgf7tg=; b=BzSYURWga/qzEDfsqyvMBQM4jx +LyTploZYusbpOO/J/xJvhKAmvFxrQWmJDzQXWRee/AFfnaHRcNwo8+n8yzTvR0w/qLenkqgRl8kh xTA830suNnLG8jimsJR2BX/JZGRWPhqD8PHV0/qdlhWPz5GUl1OLzvgZCrAVgFw5QwYFQhoiEd6x5 I4HpAuJbdQRJPQ18xrXQm4bv6C2oG7PVKGCezRy26E2e3NeDMQkXGE6kyOdHd7pV8kLuoKfftz9NF Vcyz6luletQhJkui0TXVvxFUCoQtiNobz7RNCOln/LdSFVetozbNNUqwHAovXGD+vFw3VQbjZzztY QzBGIk8g==; Received: from 108-223-40-66.lightspeed.sntcca.sbcglobal.net ([108.223.40.66]:38150 helo=localhost) by bh-25.webhostbox.net with esmtpa (Exim 4.89) (envelope-from ) id 1fYDKc-00C4xL-7H; Wed, 27 Jun 2018 16:30:10 +0000 Date: Wed, 27 Jun 2018 09:30:09 -0700 From: Guenter Roeck To: Linus Torvalds Cc: Linux Kernel Mailing List , Will Deacon , Thomas Gleixner , mcroce@redhat.com, sbrivio@redhat.com, David Miller Subject: Re: Build/qemu test results for v4.18-rc2 Message-ID: <20180627163009.GA6826@roeck-us.net> References: <0ecc33a4-60c0-f978-f281-99844508d09a@roeck-us.net> <20180625163147.GA7112@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-Authenticated_sender: guenter@roeck-us.net X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - bh-25.webhostbox.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - roeck-us.net X-Get-Message-Sender-Via: bh-25.webhostbox.net: authenticated_id: guenter@roeck-us.net X-Authenticated-Sender: bh-25.webhostbox.net: guenter@roeck-us.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 27, 2018 at 08:27:47AM -0700, Linus Torvalds wrote: > On Tue, Jun 26, 2018 at 8:40 AM Linus Torvalds > wrote: > > > > The problem on x86-64 cross-building to i386 is that the *compiler* is > > the same, but the flags are not, and the games the Makefile plays > > aren't sufficient. It plays with changing HOSTCC to CC in order to get > > he right target compiler, but since the difference between i386 and > > x86-64 is not the compiler but the "-m64" in the cflags, it doesn't > > actually do what it intended to do. > > > > We'll get it sorted, I think. > > So right now the build fix is likely to be this: > > https://patchwork.ozlabs.org/patch/935246/ > I can confirm that the patch fixes the i386 cross-compile issue. I just sent a Tested-by:. Guenter > but note that it's literally just a build fix, and for a i386 > cross-compile it embeds the wrong binary so it won't actually run > correctly. For this whole "test the concept" stage that's fine. > > Linus