From owner-freebsd-sparc64@FreeBSD.ORG  Thu Sep 23 12:49:08 2004
Return-Path: <owner-freebsd-sparc64@FreeBSD.ORG>
Delivered-To: freebsd-sparc64@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id 3C9DF16A4CE; Thu, 23 Sep 2004 12:49:08 +0000 (GMT)
Received: from mail.ntplx.net (mail.ntplx.net [204.213.176.10])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id C1E7B43D41; Thu, 23 Sep 2004 12:49:07 +0000 (GMT)
	(envelope-from deischen@freebsd.org)
Received: from sea.ntplx.net (sea.ntplx.net [204.213.176.11])
	i8NCn694028202;	Thu, 23 Sep 2004 08:49:07 -0400 (EDT)
Date: Thu, 23 Sep 2004 08:49:06 -0400 (EDT)
From: Daniel Eischen <deischen@freebsd.org>
X-X-Sender: eischen@sea.ntplx.net
To: Andrew Belashov <bel@orel.ru>
In-Reply-To: <4152BECE.5080202@orel.ru>
Message-ID: <Pine.GSO.4.43.0409230845380.7647-100000@sea.ntplx.net>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
X-Virus-Scanned: by AMaViS and Clam AntiVirus (mail.ntplx.net)
cc: freebsd-sparc64@freebsd.org
cc: freebsd-threads@freebsd.org
Subject: Re: Bug in kse_switchin()?
X-BeenThere: freebsd-sparc64@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
Reply-To: Daniel Eischen <deischen@freebsd.org>
List-Id: Porting FreeBSD to the Sparc <freebsd-sparc64.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>,
	<mailto:freebsd-sparc64-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-sparc64>
List-Post: <mailto:freebsd-sparc64@freebsd.org>
List-Help: <mailto:freebsd-sparc64-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>,
	<mailto:freebsd-sparc64-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 23 Sep 2004 12:49:08 -0000

On Thu, 23 Sep 2004, Andrew Belashov wrote:

> Daniel Eischen wrote:
> > Wouldn't you also see same behavior (bugs) in other things, like
> > getcontext(), setcontext(), and swapcontext() (kern_context.c)?
>
> No. uap structure is not used after set_mcontext().

Have you tried copying the uap (flags, tmbx) before setting
the context and using the copy thereafter?

-- 
Dan Eischen