To NX or not to NX

[Dave Jones]

On Mon, Jan 01, 2007 at 01:59:39PM -0700, Lamont Peterson wrote:

 > This CPU is a nearly 5 year old mobile Pentium4 (1.9GHz).  I know that PAE Xen 
 > kernels won't work on here whereas the non-PAE ones do.

Sounds like a Xen bug.

 > Also, I didn't think 
 > any of the Pentium 4's suppored PAE until sometime in the last year or two.

PAE has been around since the Pentium Pro about 10 years ago.
The only Intel CPUs not to have it since then have been a handful of
mobile parts, which haven't reported it in cpuid flags.

		Dave

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