Linux x86-32 addr space split

From: Mosa Atilles (mosatilla_at_gmail.com)
Date: 02/02/05 

Date: Wed, 02 Feb 2005 13:11:58 -0800

I've been testing linux 2.6 kernels from some time on x86 32-bit
machines. But could not quite get the reason behind the need to split
the process address space as 3GB + 1GB (other combinations as well)
between kernel and process-usable ones. Specifically, what is the need
for PAGE_OFFSET?

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