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Date:      Fri, 10 Feb 1995 18:03:35 -0600 (CST)
From:      Peter da Silva <peter@bonkers.taronga.com>
To:        terry@cs.weber.edu (Terry Lambert)
Cc:        davidg@Root.COM, jmb@kryten.atinc.com, hackers@FreeBSD.org
Subject:   Re: MIT SHM X11 extensions? (fwd)
Message-ID:  <199502110003.SAA23105@bonkers.taronga.com>
In-Reply-To: <9502101411.AA10760@cs.weber.edu> from "Terry Lambert" at Feb 10, 95 07:11:20 am

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> Actually, you could fault the whole image to swap and close the
> reference to the file -- and just allow the write, with never an
> ETXTBUSY to be seen.

I consider the sudden explosion of swap utilization to be a surprising
consequence, especially considering the size of some images. When you're
writing to an image you're likely replacing it with "install" anyway.
Let "install" detect the ETXTBSY and do a little shuffle.



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