UVM_PAGE_ARRAY_FILL_DIRTY
uvm_page_array_init(&a, uobj, dirtyonly ? (UVM_PAGE_ARRAY_FILL_DIRTY |
if ((flags & UVM_PAGE_ARRAY_FILL_DIRTY) != 0) {
(UVM_PAGE_ARRAY_FILL_DIRTY|UVM_PAGE_ARRAY_FILL_DENSE) : 0);
((a->ar_flags & UVM_PAGE_ARRAY_FILL_DIRTY) != 0 &&