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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED,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 0FB2AC282C3 for ; Tue, 22 Jan 2019 11:55:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C98DA20870 for ; Tue, 22 Jan 2019 11:55:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="U4qKIxNS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728330AbfAVLzw (ORCPT ); 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.