Lines Matching defs:nback
869 int i, error, npages, nback;
1174 nback = npages;
1175 uvn_findpages(uobj, off - PAGE_SIZE, &nback,
1178 if (nback) {
1179 memmove(&pgs[0], &pgs[npages - nback],
1180 nback * sizeof(pgs[0]));
1181 if (npages - nback < nback)
1182 memset(&pgs[nback], 0,
1183 (npages - nback) * sizeof(pgs[0]));
1185 memset(&pgs[npages - nback], 0,
1186 nback * sizeof(pgs[0]));
1193 pgs[nback] = pg;
1213 npages = MAXPAGES - nback - 1;
1218 &pgs[nback + 1], &a,
1220 npages += nback + 1;
1224 nback = 0;
1283 KASSERT(nback < npages);
1284 nextoff = pg->offset + ((npages - nback) << PAGE_SHIFT);
1285 KASSERT(pgs[nback] == pg);