mem_section_usage_size - Linux

Symbol: mem_section_usage_size

include/linux/mmzone.h

extern size_t mem_section_usage_size(void);

mm/sparse-vmemmap.c

usage = kzalloc(mem_section_usage_size(), GFP_KERNEL);

mm/sparse.c

sparse_usagebuf = (void *)sparse_usagebuf + mem_section_usage_size();

mm/sparse.c

size = mem_section_usage_size() * map_count;