Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp7306084imu; Tue, 22 Jan 2019 03:57:18 -0800 (PST) X-Google-Smtp-Source: ALg8bN6st6XlG/pojXO7be/RyrO8LguxkvCbdXnyDC/40C+40vX7jLnpkAfW3/ALyMgof7dmuSY5 X-Received: by 2002:a63:2507:: with SMTP id l7mr30352899pgl.22.1548158238035; Tue, 22 Jan 2019 03:57:18 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1548158237; cv=none; d=google.com; s=arc-20160816; b=yZbF3hP31irfvN7gcycXZyJFUf1TZ86PAJUtg8rwLDf7P/kEBJvVxjSkvh+2EYLiWf s9rBparC7jqocZCOrUliVcG1obfCOg8PEWxPRmJ6Z5kNKX9oSoylDb8BbZgIsfA+DJI5 3DTD7JlcbawM5LGZ/YzGamHJ5sbC6eOB6nvW2D1qOD3CDOtboFzISoTQRzGbjj8jBuW5 z3cuy+ZNAXyKqy4MVIcv/2CEIQhy+CBTvw4JXa53JfdeVusZ1TzVg4oykV2zj28h+akW bZ1r/M029/sKkYiDkDKk8352G6NkIH1M6yzCIaJs1ssjCB1auRzyMRUBN/ARcnWjomXU fuvg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=BNNH0zhxi5hOlZExdhpYPx7dgckzp7LO6K4U0tPVE44=; b=DrRpMZJUgchRnBNNmHasPzstHhP190eU6EmCeLx6XYO4rzfyGl3VAdOamLiui3+6QE naYYSpUG+w0p89IyYh48IOCXSk6DCG1DVQRznwPixIPmHahNqfZhKY58TtvnAn44TLvI TL9201mZ4BudFmCe4KEirKRHZcyByq+kME77E5+ZCxdqptcEY4P5Kn1P9c6yqkyzr1pb SD8IRprAJg7RYAAZB9yA4UkyolDYvMr51W64jinn/53TmPutH49WpiBQFQXzpaD/hQqH R7hVjK2Qcw2m5dz1FQEY2mwaz2Fgi3z8ZbqqvJz0oSyQincs/C5AoKVsKK/hGPjIaYbj FWgg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=U4qKIxNS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h85si15696057pfd.27.2019.01.22.03.57.02; Tue, 22 Jan 2019 03:57:17 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=U4qKIxNS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728317AbfAVLzw (ORCPT + 99 others); Tue, 22 Jan 2019 06:55:52 -0500 Received: from mail.skyhub.de ([5.9.137.197]:54376 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728277AbfAVLzv (ORCPT ); Tue, 22 Jan 2019 06:55:51 -0500 Received: from zn.tnic (p200300EC2BCBD9002C2383DF7DDD45BD.dip0.t-ipconnect.de [IPv6:2003:ec:2bcb:d900:2c23:83df:7ddd:45bd]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 628D31EC01B6; Tue, 22 Jan 2019 12:55:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1548158150; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=BNNH0zhxi5hOlZExdhpYPx7dgckzp7LO6K4U0tPVE44=; b=U4qKIxNSThOBp4HxB6VmGuWkt8EzdmPVll/Ducwor2gG69xoWFlfJ3bz8JoE8D3cGGiYwu j3ou8y4JybUw3Xu3b2ITQdpW0AjazCack+XQjnQ4bdsVuljPeybh2PldQlbj4Ja8G/RcTq I5zoDp13HdOv3nsoQAynFlpaxRPGvng= Date: Tue, 22 Jan 2019 12:55:44 +0100 From: Borislav Petkov To: Philip Li Cc: kbuild test robot , linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , kbuild-all@01.org Subject: Re: [kbuild-all] arch/x86/include/asm/cmpxchg.h:245:2: error: 'asm' operand has impossible constraints Message-ID: <20190122115544.GC26587@zn.tnic> References: <201901221204.ZqZgxRnA%fengguang.wu@intel.com> <20190122100815.GA26587@zn.tnic> <20190122111359.GA9888@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190122111359.GA9888@intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 22, 2019 at 07:13:59PM +0800, Philip Li wrote: > thanks for the feedback, we will blacklist this. So may i understand based on > the thread at https://lists.01.org/pipermail/kbuild-all/2018-December/056225.html, > this is gcc-4.9 problem? AFAICT, this triggers only on gcc-4.9, 32-bit build. Or do you have other configurations which trigger it? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.