+ Additionally, this option enables using higher memory spaces (up to
+ 2.75G) for UML - disabling CONFIG_MODE_TT and enabling this option leads
+ to best results for this.
+
+config KERNEL_HALF_GIGS
+ int "Kernel address space size (in .5G units)"
+ default "1"
+ depends on MODE_TT
+ help
+ This determines the amount of address space that UML will allocate for
+ its own, measured in half Gigabyte units. The default is 1.
+ Change this only if you need to boot UML with an unusually large amount
+ of physical memory.