Re: HIGHMEM64G Kernel (2.6.23.1) makes system crawl

From: H. Peter Anvin
Date: Wed Oct 24 2007 - 13:23:33 EST


Boaz Harrosh wrote:

From looking in source code the CONFIG_HIGHMEM64G is broken in many respects,
in my opinion. It's really a 64-bit with 32-bit quirks enabled. Does it even
run on None 64-bit machines? Not many!


Total and utter bullsh*t. It runs on virtually all modern x86's since the P6/K7 (certain Pentium M chips being an exception).

Also, it is required for NX protection and for several of the paravirt environments to work.

-hpa
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