From owner-freebsd-current  Fri Feb  8 23: 0:20 2002
Delivered-To: freebsd-current@freebsd.org
Received: from rwcrmhc51.attbi.com (rwcrmhc51.attbi.com [204.127.198.38])
	by hub.freebsd.org (Postfix) with ESMTP
	id 4619637B405; Fri,  8 Feb 2002 23:00:18 -0800 (PST)
Received: from InterJet.elischer.org ([12.232.206.8])
          by rwcrmhc51.attbi.com
          (InterMail vM.4.01.03.27 201-229-121-127-20010626) with ESMTP
          id <20020209070017.VZUJ1672.rwcrmhc51.attbi.com@InterJet.elischer.org>;
          Sat, 9 Feb 2002 07:00:17 +0000
Received: from localhost (localhost.elischer.org [127.0.0.1])
	by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id WAA05552;
	Fri, 8 Feb 2002 22:47:59 -0800 (PST)
Date: Fri, 8 Feb 2002 22:47:58 -0800 (PST)
From: Julian Elischer <julian@elischer.org>
To: John Baldwin <jhb@FreeBSD.org>
Cc: current@freebsd.org
Subject: RE: cred stuff..
In-Reply-To: <Pine.BSF.4.21.0202082210490.5404-100000@InterJet.elischer.org>
Message-ID: <Pine.BSF.4.21.0202082246100.5404-100000@InterJet.elischer.org>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-freebsd-current@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-current.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-current>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-current>
X-Loop: FreeBSD.ORG

John, (peter? others?)

How is it that getting a ucred reference is guarded by PROC_LOCK(p)
but freeing it is guarded by mtx_lock(&Giant); 
?

Call me naive, but shouldn't they be guarded by the same thing?

Julian


On Fri, 8 Feb 2002, Julian Elischer wrote:

> I'm a little worried about invariants because the behaviour when 
> INVARIANTS is set wil be different to teh behaviour when it is off, which
> is 'strange' to say the least. Normally the behaviour si the same but you
> just check for invariant conditions.
> 
> 
> On Fri, 8 Feb 2002, John Baldwin wrote:
> 
> > 
> > On 08-Feb-02 Julian Elischer wrote:
> > > 
> > > I'd like to commit the code to keep the ucred across userland,
> > > with the code to clear it to NULL kept under DEBUG ifdefs.
> > 
> > Use INVARIANTS for the ifdef macro name, but sure.
> > 
> > -- 
> > 
> > John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
> > "Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/
> > 
> 
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
> with "unsubscribe freebsd-current" in the body of the message
> 


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message