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To: Julian Elischer <julian@elischer.org>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Sat, 24 Jan 2009 15:49:49 PST."
	<497BA91D.805@elischer.org> 
Date: Sun, 25 Jan 2009 08:18:43 +0000
Message-ID: <23211.1232871523@critter.freebsd.dk>
Sender: phk@critter.freebsd.dk
Cc: arch@freebsd.org
Subject: Re: need for another mutex type/flag? 
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In message <497BA91D.805@elischer.org>, Julian Elischer writes:

>I would like to be able to add a flag to a mutex
>that tags it as a 'leaf' mutex. As a result it would be illegal
>to take any other mutex while holding a leaf mutex.

I second that, even if the flag is purely documentary, it is a
good idea.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.