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Date:      Wed, 12 Nov 1997 04:42:44 +0000 (GMT)
From:      Terry Lambert <tlambert@primenet.com>
To:        phk@critter.freebsd.dk (Poul-Henning Kamp)
Cc:        wollman@khavrinen.lcs.mit.edu, current@FreeBSD.ORG
Subject:   Re: cvs commit: src/sys/pci pcisupport.c
Message-ID:  <199711120442.VAA24025@usr03.primenet.com>
In-Reply-To: <2559.879270126@critter.freebsd.dk> from "Poul-Henning Kamp" at Nov 11, 97 06:42:06 pm

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> >> You know, I've been wondering about this kind of details for a long 
> >> time.  It takes up a fair bit of kernel space, and it doesn't really 
> >> buy us much...
> >
> >> Same as the Intel Chipsets in bootverbose case, nice but kind of
> >> bloated, isn't it ?
> >
> >Well, in the far future world where we are able to throw away parts of
> >the kernel code that we don't need after initialization, this would
> >certainly be an obvious candidate.
> 
> But because of CardBus and hot-plug PCI we will not be able to discard
> these bits :-(

Plug events are, I think relatively rare.  Because of that, you should
be able to discard the code, and page it back in when you get an event.

This assumes a far future world that can do kernel paging, as well as
throwing away initialization code...


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.



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