From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 13 Dec 2007 19:45:36 +0000 (GMT) Received: from NaN.false.org ([208.75.86.248]:48021 "EHLO nan.false.org") by ftp.linux-mips.org with ESMTP id S20033224AbXLMTp1 (ORCPT ); Thu, 13 Dec 2007 19:45:27 +0000 Received: from nan.false.org (localhost [127.0.0.1]) by nan.false.org (Postfix) with ESMTP id 9C33D98052; Thu, 13 Dec 2007 15:36:22 +0000 (GMT) Received: from caradoc.them.org (22.svnf5.xdsl.nauticom.net [209.195.183.55]) by nan.false.org (Postfix) with ESMTP id 7F3C998021; Thu, 13 Dec 2007 15:36:22 +0000 (GMT) Received: from drow by caradoc.them.org with local (Exim 4.68) (envelope-from ) id 1J2q6n-0008U8-Ls; Thu, 13 Dec 2007 10:36:21 -0500 Date: Thu, 13 Dec 2007 10:36:21 -0500 From: Daniel Jacobowitz To: Chris Friesen Cc: linux-mips@linux-mips.org, ralf@linux-mips.org Subject: Re: questions on struct sigcontext Message-ID: <20071213153621.GA32600@caradoc.them.org> References: <47601DEE.4090200@nortel.com> <20071212190032.GA30506@caradoc.them.org> <47607327.5090709@nortel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <47607327.5090709@nortel.com> User-Agent: Mutt/1.5.17 (2007-12-11) Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 17807 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: dan@debian.org Precedence: bulk X-list: linux-mips On Wed, Dec 12, 2007 at 05:47:51PM -0600, Chris Friesen wrote: > If the cause/badvaddr entries in struct sigcontext were filled in by the > exception handler in the kernel, wouldn't the values in that struct be > completely valid even if the registers themselves were changed before > userspace could handle the signal? Yeah, my reply didn't make much sense. Trust Ralf's instead. -- Daniel Jacobowitz CodeSourcery