CONFIG_DISABLE_VHPT is not available for thedefaultarchitecture x86.
Result is shown for architecture ia64

Disable VHPT


Linux Kernel Configuration
└─>Disable VHPT
In linux kernel since version 2.6.12  
The Virtual Hash Page Table (VHPT) enhances virtual address
translation performance. Normally you want the VHPT active but you
can select this option to disable the VHPT for debugging. If you're
unsure, answer N.