vm_init_off 1849 mm/vmalloc.c static size_t vm_init_off __initdata; vm_init_off 1852 mm/vmalloc.c addr = ALIGN(VMALLOC_START + vm_init_off, align); vm_init_off 1853 mm/vmalloc.c vm_init_off = PFN_ALIGN(addr + vm->size) - VMALLOC_START;