From owner-freebsd-threads@FreeBSD.ORG  Fri Apr 25 03:15:13 2003
Return-Path: <owner-freebsd-threads@FreeBSD.ORG>
Delivered-To: freebsd-threads@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 9288537B401
	for <freebsd-threads@FreeBSD.ORG>;
	Fri, 25 Apr 2003 03:15:12 -0700 (PDT)
Received: from smtp01.syd.iprimus.net.au (smtp01.syd.iprimus.net.au
	[210.50.30.52])	by mx1.FreeBSD.org (Postfix) with ESMTP id 0AB9243FBF
	for <freebsd-threads@FreeBSD.ORG>;
	Fri, 25 Apr 2003 03:15:12 -0700 (PDT)
	(envelope-from tim@robbins.dropbear.id.au)
Received: from dilbert.robbins.dropbear.id.au (210.50.248.139) by
	smtp01.syd.iprimus.net.au (7.0.012)
	id 3E96D1D20022F5E3; Fri, 25 Apr 2003 20:15:10 +1000
Received: by dilbert.robbins.dropbear.id.au (Postfix, from userid 1000)
	id 59936C90D; Fri, 25 Apr 2003 20:15:20 +1000 (EST)
Date: Fri, 25 Apr 2003 20:15:20 +1000
From: Tim Robbins <tjr@FreeBSD.ORG>
To: David Xu <davidxu@viatech.com.cn>
Message-ID: <20030425201520.A4699@dilbert.robbins.dropbear.id.au>
References: <20030425131656.A93380@dilbert.robbins.dropbear.id.au>
	<028801c30adb$8b9095d0$f001a8c0@davidw2k>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
User-Agent: Mutt/1.2.5.1i
In-Reply-To: <028801c30adb$8b9095d0$f001a8c0@davidw2k>;
	from davidxu@viatech.com.cn on Fri, Apr 25, 2003 at 11:33:41AM +0800
cc: freebsd-threads@FreeBSD.ORG
Subject: Re: Threading and credential changes
X-BeenThere: freebsd-threads@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Threading on FreeBSD <freebsd-threads.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-threads>,
	<mailto:freebsd-threads-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-threads>
List-Post: <mailto:freebsd-threads@freebsd.org>
List-Help: <mailto:freebsd-threads-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-threads>,
	<mailto:freebsd-threads-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 25 Apr 2003 10:15:13 -0000

On Fri, Apr 25, 2003 at 11:33:41AM +0800, David Xu wrote:

> cred is updated when process enters kernel,
> if the current thread cred is not same as process's cred,
> it will be updated to use process's cred.
> when process is in user mode, it is not important if the
> cred is right one. Am I right ?

Thanks. I didn't think to look at the MD code in sys/i386/i386.
I knew I must have been overlooking something obvious.


Tim