SEGVN_MAX_SPARSE
(svw->svw_seg.s_size >> PAGESHIFT) >= SEGVN_MAX_SPARSE) {
SEGVN_MAX_SPARSE * sizeof (*svw->svw_sparse), UM_NOSLEEP);
svw->svw_sparse_size = SEGVN_MAX_SPARSE;
mdb_free(svw->svw_sparse, SEGVN_MAX_SPARSE *
mdb_free(svw->svw_sparse, SEGVN_MAX_SPARSE *