wchan_walk_data_t
wchan_walk_data_t *ww =
mdb_zalloc(sizeof (wchan_walk_data_t), UM_SLEEP);
mdb_free(ww, sizeof (wchan_walk_data_t));
mdb_free(ww, sizeof (wchan_walk_data_t));
wchan_walk_data_t *ww = wsp->walk_data;
wchan_walk_data_t *ww = wsp->walk_data;
mdb_free(ww, sizeof (wchan_walk_data_t));