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Date:      Fri, 29 Mar 2002 15:57:14 -0800
From:      Terry Lambert <tlambert2@mindspring.com>
To:        Poul-Henning Kamp <phk@critter.freebsd.dk>
Cc:        Alfred Perlstein <bright@mu.org>, John Baldwin <jhb@FreeBSD.ORG>, arch@FreeBSD.ORG
Subject:   Re: curthread vs. passing thread pointers around
Message-ID:  <3CA4FF5A.A672E5E5@mindspring.com>
References:  <79085.1017433956@critter.freebsd.dk>

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Poul-Henning Kamp wrote:
> In message <20020329202504.GZ93885@elvis.mu.org>, Alfred Perlstein writes:
> >What about people (ab)?using the device driver interface for proc
> >related stuff?
> 
> The main purpose of the excercise is stop such abuse:  People think
> they can track per instance using that argument, and _that_ just ain't
> going to happen until we hang devices directly under struct file
> and doing that will screw filesystems which use VOP's to access
> their device big time.


Poul's right.

If you were guaranteed the ability to do this, then people would
be able to use multiple sessions of VMWare on FreeBSD, only a few
*YEARS* after VMWare was first ported.

Then where would we be?

Oh wait.
That's a good thing.
Poul's wrong.
Never mind.

-- Terry

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