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[209.132.180.67]) by mx.google.com with ESMTP id o66si2075475pfb.0.2018.04.03.05.10.37; Tue, 03 Apr 2018 05:10:51 -0700 (PDT) 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=fail header.i=@infradead.org header.s=merlin.20170209 header.b=lXL0CB4i; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932089AbeDCMJ3 (ORCPT + 99 others); Tue, 3 Apr 2018 08:09:29 -0400 Received: from merlin.infradead.org ([205.233.59.134]:38470 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755300AbeDCMJ2 (ORCPT ); Tue, 3 Apr 2018 08:09:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; 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=qVmg8QN8riCbAA0qWk6yFUpmt0bESyajWXJYSkNWOLA=; b=lXL0CB4iNQ0z2gx5fPpXZMdwV Ch8O+7DwO5+r3WMGQDL2hIcQPnph4m32Ksz4/y0PdHyDCan+tZc4nj3maCQIdDEuBhLhVeaaF34KE 60vH3sfblZk6MbaRad9JMyuZYa9m83qnrwJP+Uf8FTag4rF32lKFx/JlBw+mO4MFRcBKuz4DjV5nv bJxwdHrvYaw7u1JXLJm8tLIeEtFA7l87UqrMK0pTUsR/GsI+TzVcxaPFIlaOpPGiYiOjbRP23t8Jf ZkJZxMacW1b1W0GZuNdvfbvxkY+Pk8HymXnRKpvUEjWKyqyUHH7q/Dcbwm/kv6IWZxP2cNUssmPgH iogcs03zQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1f3Kkd-0002ty-AV; Tue, 03 Apr 2018 12:09:23 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 9707920297E6A; Tue, 3 Apr 2018 14:09:21 +0200 (CEST) Date: Tue, 3 Apr 2018 14:09:21 +0200 From: Peter Zijlstra To: Ingo Molnar Cc: Linus Torvalds , Matthias Kaehlcke , Linux Kernel Mailing List , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] x86/build changes for v4.17 Message-ID: <20180403120921.GC4082@hirez.programming.kicks-ass.net> References: <20180402095033.nfzcrmxvpm46dhbl@gmail.com> <20180403085904.GY4082@hirez.programming.kicks-ass.net> <20180403095118.rpf7tj577dppvx7d@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180403095118.rpf7tj577dppvx7d@gmail.com> User-Agent: Mutt/1.9.3 (2018-01-21) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 03, 2018 at 11:51:18AM +0200, Ingo Molnar wrote: > If it's being relied on, or if there's actually something firmly planned, > which we could track, then I'd have no problem with reverting this change > and waiting one more kernel cycle or so. I don't see why the clang people can't go back to using out of tree patches to make their compile 'work' until they've caught up with 7-year old tech. Also, I'd really like to know if there are any plans to support asm-cc-output, otherwise we'll have this same old drama all over again in a few years :/