From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1946045AbcBRKgL (ORCPT <rfc822;w@1wt.eu>);
	Thu, 18 Feb 2016 05:36:11 -0500
Received: from mail.skyhub.de ([78.46.96.112]:52948 "EHLO mail.skyhub.de"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1945948AbcBRKgG (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Thu, 18 Feb 2016 05:36:06 -0500
Date: Thu, 18 Feb 2016 11:36:04 +0100
From: Borislav Petkov <bp@alien8.de>
To: Ingo Molnar <mingo@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>, linux-kernel@vger.kernel.org,
        Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH v11 3/4] x86, mce: Add __mcsafe_copy()
Message-ID: <20160218103604.GA4019@pd.tnic>
References: <cover.1455732970.git.tony.luck@intel.com>
 <be86a03141b015d5a5e9477849585a62d4635308.1455732970.git.tony.luck@intel.com>
 <20160218082107.GA17851@gmail.com>
 <20160218102959.GD3694@pd.tnic>
 <20160218103420.GA11011@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
In-Reply-To: <20160218103420.GA11011@gmail.com>
User-Agent: Mutt/1.5.24 (2015-08-30)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Thu, Feb 18, 2016 at 11:34:20AM +0100, Ingo Molnar wrote:
> Does the build fail - or is it just an unused function? If the latter
> then I'd rather leave the #ifdef out.

Yep, it does fail:

https://lkml.kernel.org/r/20160207165524.GF5862@pd.tnic

due to ex_handler_fault not being visible to UML.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.