chroot, and you disable CONFIG_MODE_TT, you probably want to say Y
here.
+config HOST_2G_2G
+ bool "2G/2G host address space split"
+ default n
+ depends on MODE_TT
+ help
+ This is needed when the host on which you run has a 2G/2G memory
+ split, instead of the customary 3G/1G.
+
+ Note that to enable such a host
+ configuration, which makes sense only in some cases, you need special
+ host patches.
+
+ So, if you do not know what to do here, say 'N'.
+
+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.
+
config MODE_SKAS
bool "Separate Kernel Address Space support"
default y
The keys are documented in <file:Documentation/sysrq.txt>. Don't say Y
unless you really know what this hack does.
-config HOST_2G_2G
- bool "2G/2G host address space split"
- default n
- help
- This is needed when the host on which you run has a 2G/2G memory
- split, instead of the customary 3G/1G.
-
- Note that to enable such a host
- configuration, which makes sense only in some cases, you need special
- host patches.
-
- So, if you do not know what to do here, say 'N'.
-
config SMP
bool "Symmetric multi-processing support (EXPERIMENTAL)"
default n
set to the host's CONFIG_NEST_LEVEL + CONFIG_KERNEL_HALF_GIGS.
Only change this if you are running nested UMLs.
-config KERNEL_HALF_GIGS
- int "Kernel address space size (in .5G units)"
- default "1"
- 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.
-
config HIGHMEM
bool "Highmem support"
depends on !64BIT