__VMALLOC_BASE_L4  137 arch/x86/include/asm/pgtable_64_types.h # define VMALLOC_START		__VMALLOC_BASE_L4
__VMALLOC_BASE_L4   58 arch/x86/kernel/head64.c unsigned long vmalloc_base __ro_after_init = __VMALLOC_BASE_L4;