Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760075Ab2HXTi1 (ORCPT ); Fri, 24 Aug 2012 15:38:27 -0400 Received: from terminus.zytor.com ([198.137.202.10]:38834 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759729Ab2HXTiZ (ORCPT ); Fri, 24 Aug 2012 15:38:25 -0400 References: <201208231814.21168.tweek@tweek.dk> <5037C530.3000408@zytor.com> <20120824185741.GC5094@thunk.org> User-Agent: K-9 Mail for Android In-Reply-To: <20120824185741.GC5094@thunk.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: Re: Drop support for x86-32 From: "H. Peter Anvin" Date: Fri, 24 Aug 2012 12:38:10 -0700 To: "Theodore Ts'o" CC: Brian Gerst , wbrana , Martin Nybo Andersen , linux-kernel Message-ID: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1295 Lines: 31 ESA has the Leon series (SPARC)... Theodore Ts'o wrote: >On Fri, Aug 24, 2012 at 11:17:20AM -0700, H. Peter Anvin wrote: >> >> Speaking as one of the x86 maintainers... we are currently deciding >the >> cost/benefit tradeoff around removing i386 support. I don't mean >> general x86-32 support, I mean i386 as opposed to i486, Pentium, and >so on. > >Random question. As I recall the Space Shuttle and the International >Space Station was only using 80386's because they have to be hardened >against radiation/cosmic rays, as well as all of the other mechnical >and thermal stresses associated with being in a spacecraft. Is there >any newer generation cpu's which are space-cerified at this point? > >(Of course, I'm rather doubtful that NASA would ever be willing to use >Linux on something like the Curiosity Mars Rover, but I could imagine >Linux being used in a non-mission critcal system on the ISS....) > > - Ted -- Sent from my mobile phone. Please excuse brevity and lack of formatting. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/