Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754200AbbHMVmI (ORCPT ); Thu, 13 Aug 2015 17:42:08 -0400 Received: from mail-pa0-f44.google.com ([209.85.220.44]:34260 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753599AbbHMVmG (ORCPT ); Thu, 13 Aug 2015 17:42:06 -0400 Subject: Re: [regression] x86/signal/64: Fix SS handling for signals delivered to 64-bit programs breaks dosemu To: Linus Torvalds , Cyrill Gorcunov References: <55CA90B4.2010205@list.ru> <55CCD921.4040301@list.ru> <20150813200823.GS2059@uranus> Cc: Andy Lutomirski , Pavel Emelyanov , Stas Sergeev , Linux kernel From: Raymond Jennings Message-ID: <55CD0F29.4070604@gmail.com> Date: Thu, 13 Aug 2015 14:42:01 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 968 Lines: 21 On 08/13/15 13:09, Linus Torvalds wrote: > On Thu, Aug 13, 2015 at 1:08 PM, Cyrill Gorcunov wrote: >> If only I'm not missin something obvious this should not hurt us. >> But I gonna build test kernel and check to be sure tomorrow, ok? > Thanks, > > Linus > -- > 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/ I am curious about what's supposed to happen normally on signal delivery. Is SS a register that's supposed to be preserved like EIP/RIP and CS when a signal is delivered? -- 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/