CONFIG_SPARSEMEM_VMEMMAP_PREINIT (not configurable)

configname: CONFIG_SPARSEMEM_VMEMMAP_PREINIT

Linux Kernel Configuration
└─>Memory Management options
└─>SPARSEMEM_VMEMMAP_PREINIT
In linux kernel since version 6.6.86 (release Date: 2025-04-07)