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Date:      Mon, 9 Feb 2004 15:00:31 +0100
From:      Pawel Jakub Dawidek <pjd@FreeBSD.org>
To:        "M. Warner Losh" <imp@bsdimp.com>
Cc:        current@freebsd.org
Subject:   Re: Review/Test: Pseudo-device unit number management patch
Message-ID:  <20040209140031.GT14639@garage.freebsd.pl>
In-Reply-To: <20040209.010318.89944026.imp@bsdimp.com>
References:  <6514.1076282830@critter.freebsd.dk> <Pine.BSF.4.21.0402082112420.24800-100000@InterJet.elischer.org> <20040209.010318.89944026.imp@bsdimp.com>

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On Mon, Feb 09, 2004 at 01:03:18AM -0700, M. Warner Losh wrote:
+> s/I/we/  Others have signed off on this model.  Maybe you could
+> explain how such a device would exist, and its exact semantics.  With
+> a cloning device that phk is talking about, you open /dev/foo, and
+> /dev/foo0, /dev/foo1, etc are automatically created.  This is how
+> things work on other systems for cloning devices.
+>=20
+> One could argue the wisdom of making the tunnel device clonable (I
+> happen to agree with it, but I can see the oppsoing argument).
+> However, sensible cloning semantics have been well understood for
+> years.  BSD is very late to the party in not having these sorts of
+> devices before now.

Maybe more human-friendly way will be to create /dev/foo0 without
request and if someone will open /dev/foo0, device /dev/foo1 will be
created... Just an idea.

--=20
Pawel Jakub Dawidek                       http://www.FreeBSD.org
pjd@FreeBSD.org                           http://garage.freebsd.pl
FreeBSD committer                         Am I Evil? Yes, I Am!

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