CONFIG_ARM64_16K_PAGES is not available for thedefaultarchitecture x86.
Result is shown for architecture arm64

16KB

configname: CONFIG_ARM64_16K_PAGES

Page size
└─>16KB
In linux kernel since version 3.10 (release Date: 2013-06-30)  
The system will use 16KB pages support. AArch32 emulation
requires applications compiled with 16K (or a multiple of 16K)
aligned segments.