FIX_HOLE 870 arch/arm64/mm/mmu.c BUG_ON(idx <= FIX_HOLE || idx >= __end_of_fixed_addresses); FIX_HOLE 261 arch/nds32/mm/init.c BUG_ON(idx <= FIX_HOLE || idx >= __end_of_fixed_addresses); FIX_HOLE 53 arch/powerpc/include/asm/fixmap.h FIX_EARLY_DEBUG_TOP = FIX_HOLE, FIX_HOLE 243 arch/powerpc/mm/mem.c unsigned long end = __fix_to_virt(FIX_HOLE); FIX_HOLE 166 arch/riscv/mm/init.c BUG_ON(idx <= FIX_HOLE || idx >= __end_of_fixed_addresses);