From owner-freebsd-alpha Tue Mar 27 14:58:22 2001 Delivered-To: freebsd-alpha@freebsd.org Received: from meow.osd.bsdi.com (meow.osd.bsdi.com [204.216.28.88]) by hub.freebsd.org (Postfix) with ESMTP id 3428337B718; Tue, 27 Mar 2001 14:58:20 -0800 (PST) (envelope-from jhb@FreeBSD.org) Received: from laptop.baldwin.cx (john@jhb-laptop.osd.bsdi.com [204.216.28.241]) by meow.osd.bsdi.com (8.11.2/8.11.2) with ESMTP id f2RMwCG67307; Tue, 27 Mar 2001 14:58:12 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Tue, 27 Mar 2001 14:57:51 -0800 (PST) From: John Baldwin To: John Baldwin Subject: RE: exception_return broken? Cc: alpha@FreeBSD.org Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On 27-Mar-01 John Baldwin wrote: > While browsing sys/alpha/alpha/exception.s I had a little epiphany that might > explain the problems we are seeing with signals. First some quotes from > : Another note to think about that just occured to me: exception_return() isn't a real function. It's just the back half of an exception, and the exception has already saved the registers, so making it NESTED wouldn't be right as we would screw up the frame. So basically disregard this whole message. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message