> I was wondering how I can increase the process address space, TASK_SIZE
> (PAGE_OFFSET), in the current kernel. It looks like the 3 GB value is
> hardcoded in a couple of places and is thus not trivial to alter. Is
> there any good reason to limit this value at all, why not just have it
> be the same as the max addressable space (64 GB)? We have an ix86 SMP
> box with 4 GB of RAM and want to be able to allocate all of it to a
> single program (physics simulation). I would greatly appreciate any help
> on this.
The only way to achieve your goal would be to modify the
hardware. What you want is not possible due to hardware
limitations of the x86 platform.
Rik
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