Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756240Ab3EBHoI (ORCPT ); Thu, 2 May 2013 03:44:08 -0400 Received: from gecko.sbs.de ([194.138.37.40]:15790 "EHLO gecko.sbs.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753979Ab3EBHoE convert rfc822-to-8bit (ORCPT ); Thu, 2 May 2013 03:44:04 -0400 From: "Warlich, Christof" To: richard -rw- weinberger CC: Mikael Pettersson , Andi Kleen , "linux-kernel@vger.kernel.org" Subject: RE: X86 fpu registers in a signal handler's ucontext Thread-Topic: X86 fpu registers in a signal handler's ucontext Thread-Index: AQHORwObqvz3Ty+ARUuGAGM8sG/3EJjxeW8g Date: Thu, 2 May 2013 07:43:37 +0000 Message-ID: <6D83E89737156549AEA25EF9ED712C5DE41B@DEFTHW99EK1MSX.ww902.siemens.net> References: <6D83E89737156549AEA25EF9ED712C5DDEF7@DEFTHW99EK1MSX.ww902.siemens.net> <6D83E89737156549AEA25EF9ED712C5DE0A9@DEFTHW99EK1MSX.ww902.siemens.net> <20863.43739.999287.287981@pilspetsen.it.uu.se> <6D83E89737156549AEA25EF9ED712C5DE208@DEFTHW99EK1MSX.ww902.siemens.net> <20863.55352.431848.272078@pilspetsen.it.uu.se> <6D83E89737156549AEA25EF9ED712C5DE3D0@DEFTHW99EK1MSX.ww902.siemens.net> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [139.22.70.9] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 792 Lines: 22 richard -rw- weinberger writes: > Are you telling us that Ubuntu shipped the wrong header file? Grmpf ... no. :-* Here again, I obviously started looking at the wrong file (i386-linux-gnu/sys/ucontext.h), which defines uc_mcontext to be of type mcontext_t. So the right header to be used seems to be asm-generic/ucontext.h, which _does_ include the right definition of uc_mcontext to be of type struct sigcontext even in Ubuntu 11.10. Thanks again and sorry for the confusion, I hope I have my lesson learned. -- 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/