rounded_down_size  284 mm/kasan/generic.c 	size_t rounded_down_size = round_down(size, KASAN_SHADOW_SCALE_SIZE);
rounded_down_size  292 mm/kasan/generic.c 	kasan_unpoison_shadow((const void *)(addr + rounded_down_size),
rounded_down_size  293 mm/kasan/generic.c 			      size - rounded_down_size);