From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753845AbaEUVnp (ORCPT ); Wed, 21 May 2014 17:43:45 -0400 Received: from mail.skyhub.de ([78.46.96.112]:34061 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753287AbaEUVnn (ORCPT ); Wed, 21 May 2014 17:43:43 -0400 Date: Wed, 21 May 2014 23:43:19 +0200 From: Borislav Petkov To: Linus Torvalds Cc: Jiri Kosina , Andy Lutomirski , Thomas Gleixner , Steven Rostedt , Andi Kleen , "linux-kernel@vger.kernel.org" , "H. Peter Anvin" , Ingo Molnar Subject: Re: [RFC] x86_64: A real proposal for iret-less return to kernel Message-ID: <20140521214319.GF25130@pd.tnic> References: <1400639227.9759.21.camel@pippen.local.home> <20140521163315.GJ21205@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 22, 2014 at 06:37:26AM +0900, Linus Torvalds wrote: > Seriously. If an NMI is interrupted by an MCE, you might as well > consider the machine dead. Don't worry about it. We may or may not > recover, but it is *not* our problem. I certainly like this way of handling it. We can even issue a nice banner saying something like "You're f*cked - go change hw." :-) -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --