On Mon, 12 Jan 2009 21:26:27 -0500, Steve Holden wrote:

> The very idea of mapping part of a process's virtual address space onto
> an area in which "low-level system code resides, so writing to this
> region may corrupt the system, with potentially catastrophic
> consequences" seems to be asking for trouble to me.

That's why those regions are usually "write protected" and "no execution 
allowed" from the code in the user area of the virtual address space.

Ciao,
        Marc 'BlackJack' Rintsch
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