tll_walk_data
struct tll_walk_data *twd;
twd = (struct tll_walk_data *)wsp->walk_addr;
struct tll_walk_data *twd;
twd = (struct tll_walk_data *)mdb_alloc(sizeof (*twd), UM_NOSLEEP);
struct tll_walk_data *twd;
twd = (struct tll_walk_data *)wsp->walk_addr;