vmemmap_base 16 arch/x86/include/asm/page_64.h extern unsigned long vmemmap_base; vmemmap_base 135 arch/x86/include/asm/pgtable_64_types.h # define VMEMMAP_START vmemmap_base vmemmap_base 60 arch/x86/kernel/head64.c unsigned long vmemmap_base __ro_after_init = __VMEMMAP_BASE_L4; vmemmap_base 61 arch/x86/kernel/head64.c EXPORT_SYMBOL(vmemmap_base); vmemmap_base 96 arch/x86/kernel/head64.c *fixup_long(&vmemmap_base, physaddr) = __VMEMMAP_BASE_L5; vmemmap_base 55 arch/x86/mm/kaslr.c { &vmemmap_base, 0 },