+void hpfs_prefetch_sectors(struct super_block *s, unsigned secno, int n)
+{
+ struct buffer_head *bh;
+ struct blk_plug plug;
+
+ if (n <= 0 || unlikely(secno >= hpfs_sb(s)->sb_fs_size))
+ return;
+
+ bh = sb_find_get_block(s, secno);
+ if (bh) {
+ if (buffer_uptodate(bh)) {
+ brelse(bh);
+ return;
+ }
+ brelse(bh);
+ };
+
+ blk_start_plug(&plug);
+ while (n > 0) {
+ if (unlikely(secno >= hpfs_sb(s)->sb_fs_size))
+ break;
+ sb_breadahead(s, secno);
+ secno++;
+ n--;
+ }
+ blk_finish_plug(&plug);
+}
+