Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755329AbaDLRTO (ORCPT ); Sat, 12 Apr 2014 13:19:14 -0400 Received: from terminus.zytor.com ([198.137.202.10]:55430 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752176AbaDLRTK (ORCPT ); Sat, 12 Apr 2014 13:19:10 -0400 User-Agent: K-9 Mail for Android In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Subject: Re: [tip:x86/urgent] x86-64, modify_ldt: Ban 16-bit segments on 64-bit kernels From: "H. Peter Anvin" Date: Sat, 12 Apr 2014 10:18:25 -0700 To: Brian Gerst , Linus Torvalds CC: Ingo Molnar , Linux Kernel Mailing List , Thomas Gleixner , stable , "H. Peter Anvin" Message-ID: <6f5f98f2-aa96-433f-9ee8-5ba216624957@email.android.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org So Wine regressed and noone noticed? They doesn't sound like an active user base. On April 11, 2014 9:44:22 PM PDT, Brian Gerst wrote: >On Fri, Apr 11, 2014 at 2:50 PM, Linus Torvalds > wrote: >> On Fri, Apr 11, 2014 at 11:45 AM, Brian Gerst >wrote: >>> >>> I haven't tested it recently but I do know it has worked on 64-bit >>> kernels. There is no reason for it not to, the only thing not >>> supported in long mode is vm86. 16-bit protected mode is unchanged. >> >> Afaik 64-bit windows doesn't support 16-bit binaries, so I just >> assumed Wine wouldn't do it either on x86-64. Not for any real >> technical reasons, though. >> >> HOWEVER. I'd like to hear something more definitive than "I haven't >> tested recently". The "we don't break user space" is about having >> actual real *users*, not about test programs. >> >> Are there people actually using 16-bit old windows programs under >> wine? That's what matters. >> >> Linus > >I just verified that the game does still run on a 64-bit kernel >(3.13.8-200.fc20.x86_64). It needed an older version of Wine, but >that's a Wine regression and not kernel related. -- Sent from my mobile phone. Please pardon 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/