13 void hpfs_prefetch_sectors(struct super_block *s, unsigned secno, int n)  in hpfs_prefetch_sectors()  argument
18 	if (n <= 0 || unlikely(secno >= hpfs_sb(s)->sb_fs_size))  in hpfs_prefetch_sectors()
21 	bh = sb_find_get_block(s, secno);  in hpfs_prefetch_sectors()
32 		if (unlikely(secno >= hpfs_sb(s)->sb_fs_size))  in hpfs_prefetch_sectors()
34 		sb_breadahead(s, secno);  in hpfs_prefetch_sectors()
35 		secno++;  in hpfs_prefetch_sectors()
43 void *hpfs_map_sector(struct super_block *s, unsigned secno, struct buffer_head **bhp,  in hpfs_map_sector()  argument
50 	hpfs_prefetch_sectors(s, secno, ahead);  in hpfs_map_sector()
54 	*bhp = bh = sb_bread(s, secno);  in hpfs_map_sector()
65 void *hpfs_get_sector(struct super_block *s, unsigned secno, struct buffer_head **bhp)  in hpfs_get_sector()  argument
74 	if ((*bhp = bh = sb_getblk(s, secno)) != NULL) {  in hpfs_get_sector()
86 void *hpfs_map_4sectors(struct super_block *s, unsigned secno, struct quad_buffer_head *qbh,  in hpfs_map_4sectors()  argument
95 	if (secno & 3) {  in hpfs_map_4sectors()
100 	hpfs_prefetch_sectors(s, secno, 4 + ahead);  in hpfs_map_4sectors()
102 	if (!(qbh->bh[0] = sb_bread(s, secno + 0))) goto bail0;  in hpfs_map_4sectors()
103 	if (!(qbh->bh[1] = sb_bread(s, secno + 1))) goto bail1;  in hpfs_map_4sectors()
104 	if (!(qbh->bh[2] = sb_bread(s, secno + 2))) goto bail2;  in hpfs_map_4sectors()
105 	if (!(qbh->bh[3] = sb_bread(s, secno + 3))) goto bail3;  in hpfs_map_4sectors()
140 void *hpfs_get_4sectors(struct super_block *s, unsigned secno,  in hpfs_get_4sectors()  argument
147 	if (secno & 3) {  in hpfs_get_4sectors()
152 	if (!hpfs_get_sector(s, secno + 0, &qbh->bh[0])) goto bail0;  in hpfs_get_4sectors()
153 	if (!hpfs_get_sector(s, secno + 1, &qbh->bh[1])) goto bail1;  in hpfs_get_4sectors()
154 	if (!hpfs_get_sector(s, secno + 2, &qbh->bh[2])) goto bail2;  in hpfs_get_4sectors()
155 	if (!hpfs_get_sector(s, secno + 3, &qbh->bh[3])) goto bail3;  in hpfs_get_4sectors()