Re: using segmentation in the kernel

[Alon Bar-Lev]

Brian Gerst wrote:
> Jonathan M. McCune wrote:
>
> > Hello,
> Why send the kernel back to the 2.0 days?  There is no valid reason for 
> doing this with they way x86 segmentation works, which is why it was 
> done away with in 2.1.

But with segmentation you can set code to be read-only, 
disallow execution from stack, separate modules so that they 
will not affect kernel and more...

The main problem with segmentation is that it is x86 specific...

Best Regards,
Alon Bar-Lev.
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