VMALLOC_SIZE      119 arch/arc/include/asm/processor.h #define VMALLOC_SIZE	((CONFIG_ARC_KVADDR_SIZE << 20) - PGDIR_SIZE * 4)
VMALLOC_SIZE       37 arch/powerpc/include/asm/nohash/64/pgtable.h #define VMALLOC_SIZE	(KERN_VIRT_SIZE >> 2)
VMALLOC_SIZE       87 arch/riscv/include/asm/pgtable.h #define VMALLOC_SIZE     (KERN_VIRT_SIZE >> 1)