Date: Sun, 8 Feb 2004 21:13:07 -0800 (PST) From: Julian Elischer <julian@elischer.org> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: current@freebsd.org Subject: Re: Review/Test: Pseudo-device unit number management patch Message-ID: <Pine.BSF.4.21.0402082112420.24800-100000@InterJet.elischer.org> In-Reply-To: <6514.1076282830@critter.freebsd.dk>
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On Mon, 9 Feb 2004, Poul-Henning Kamp wrote: > In message <p06020404bc4c5fcbfe49@[128.113.24.47]>, Garance A Drosihn writes: > >At 9:11 AM +0100 2/8/04, Poul-Henning Kamp wrote: > >>Julian Elischer writes: > >> > > >> > Previously, nmdm started off with 4 devices visible in /dev now > >> > I don't see that.. The old behaviour was intuitive... You saw > >> > a device. > >> > >>This new behaviour is called a "cloning device" and it doesn't > >>allocate any resources until they are actually needed, which I > >>believe is the correct behaviour for pseudo-devices. > > > >Could there be some kind of fake "marker-device" sitting there, > >one which would use basically no resources, and which would > >change to the real-device when someone opens it? > > No, that is not possible with the model we have chosen. s/we/I/ > > -- > 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. >
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