CONFIG_HOST_VMSPLIT_1G is not available for thedefaultarchitecture x86.
Result is shown for architecture um
default or selected kernelversion does not have config value CONFIG_HOST_VMSPLIT_1G.
Result is shown for kernelversion 5.15.113
1G/3G user/kernel host split
configname: CONFIG_HOST_VMSPLIT_1G
Host memory split
└─>1G/3G user/kernel host split