Lines Matching refs:nback

156 	int nback;  member
570 	int npages, nback, nforw, centeridx, result, lcv, gotpages;  local
722 		nback = min(uvmadvice[ufi.entry->advice].nback,
724 		startva = ufi.orig_rvaddr - (nback << PAGE_SHIFT);
732 		npages = nback + nforw + 1;
733 		centeridx = nback;
740 		nback = nforw = 0;
749 		    narrow, nback, nforw, startva);
779 			uvmfault_anonflush(anons, nback);
787 				    (nback << PAGE_SHIFT), PGO_DEACTIVATE);
793 			anons += nback;
794 		startva += (nback << PAGE_SHIFT);
795 		npages -= nback;
796 		nback = centeridx = 0;