+ if (block_end > itable_end)
+ block_end = itable_end;
+
-+ for (; block < block_end; block++) {
++ for (++block; block < block_end; block++) {
+ bh[count] = sb_getblk(sb, block);
+ if (count && (buffer_uptodate(bh[count]) ||
+ buffer_locked(bh[count]))) {