11 __le32 *hpfs_map_dnode_bitmap(struct super_block *s, struct quad_buffer_head *qbh)  in hpfs_map_dnode_bitmap()  argument
13 	return hpfs_map_4sectors(s, hpfs_sb(s)->sb_dmap, qbh, 0);  in hpfs_map_dnode_bitmap()
16 __le32 *hpfs_map_bitmap(struct super_block *s, unsigned bmp_block,  in hpfs_map_bitmap()  argument
21 	unsigned n_bands = (hpfs_sb(s)->sb_fs_size + 0x3fff) >> 14;  in hpfs_map_bitmap()
22 	if (hpfs_sb(s)->sb_chk) if (bmp_block >= n_bands) {  in hpfs_map_bitmap()
23 		hpfs_error(s, "hpfs_map_bitmap called with bad parameter: %08x at %s", bmp_block, id);  in hpfs_map_bitmap()
26 	sec = le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[bmp_block]);  in hpfs_map_bitmap()
27 	if (!sec || sec > hpfs_sb(s)->sb_fs_size-4) {  in hpfs_map_bitmap()
28 		hpfs_error(s, "invalid bitmap block pointer %08x -> %08x at %s", bmp_block, sec, id);  in hpfs_map_bitmap()
31 	ret = hpfs_map_4sectors(s, sec, qbh, 4);  in hpfs_map_bitmap()
32 	if (ret) hpfs_prefetch_bitmap(s, bmp_block + 1);  in hpfs_map_bitmap()
36 void hpfs_prefetch_bitmap(struct super_block *s, unsigned bmp_block)  in hpfs_prefetch_bitmap()  argument
39 	unsigned n_bands = (hpfs_sb(s)->sb_fs_size + 0x3fff) >> 14;  in hpfs_prefetch_bitmap()
42 	to_prefetch = le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[bmp_block]);  in hpfs_prefetch_bitmap()
46 		next_prefetch = le32_to_cpu(hpfs_sb(s)->sb_bmp_dir[bmp_block + 1]);  in hpfs_prefetch_bitmap()
47 	hpfs_prefetch_sectors(s, to_prefetch, 4 + 4 * (to_prefetch + 4 == next_prefetch));  in hpfs_prefetch_bitmap()
56 unsigned char *hpfs_load_code_page(struct super_block *s, secno cps)  in hpfs_load_code_page()  argument
65 	struct code_page_directory *cp = hpfs_map_sector(s, cps, &bh, 0);  in hpfs_load_code_page()
87 	if (!(cpd = hpfs_map_sector(s, cpds, &bh, 0))) return NULL;  in hpfs_load_code_page()
111 __le32 *hpfs_load_bitmap_directory(struct super_block *s, secno bmp)  in hpfs_load_bitmap_directory()  argument
114 	int n = (hpfs_sb(s)->sb_fs_size + 0x200000 - 1) >> 21;  in hpfs_load_bitmap_directory()
122 		__le32 *d = hpfs_map_sector(s, bmp+i, &bh, n - i - 1);  in hpfs_load_bitmap_directory()
137 struct fnode *hpfs_map_fnode(struct super_block *s, ino_t ino, struct buffer_head **bhp)  in hpfs_map_fnode()  argument
140 	if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, ino, 1, "fnode")) {  in hpfs_map_fnode()
143 	if ((fnode = hpfs_map_sector(s, ino, bhp, FNODE_RD_AHEAD))) {  in hpfs_map_fnode()
144 		if (hpfs_sb(s)->sb_chk) {  in hpfs_map_fnode()
148 				hpfs_error(s, "bad magic on fnode %08lx",  in hpfs_map_fnode()
155 					hpfs_error(s,  in hpfs_map_fnode()
162 					hpfs_error(s,  in hpfs_map_fnode()
170 				hpfs_error(s,  in hpfs_map_fnode()
180 					hpfs_error(s, "bad EA in fnode %08lx",  in hpfs_map_fnode()
194 struct anode *hpfs_map_anode(struct super_block *s, anode_secno ano, struct buffer_head **bhp)  in hpfs_map_anode()  argument
197 	if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, ano, 1, "anode")) return NULL;  in hpfs_map_anode()
198 	if ((anode = hpfs_map_sector(s, ano, bhp, ANODE_RD_AHEAD)))  in hpfs_map_anode()
199 		if (hpfs_sb(s)->sb_chk) {  in hpfs_map_anode()
201 				hpfs_error(s, "bad magic on anode %08x", ano);  in hpfs_map_anode()
205 				hpfs_error(s, "self pointer invalid on anode %08x", ano);  in hpfs_map_anode()
210 				hpfs_error(s, "bad number of nodes in anode %08x", ano);  in hpfs_map_anode()
215 				hpfs_error(s, "bad first_free pointer in anode %08x", ano);  in hpfs_map_anode()
229 struct dnode *hpfs_map_dnode(struct super_block *s, unsigned secno,  in hpfs_map_dnode()  argument
233 	if (hpfs_sb(s)->sb_chk) {  in hpfs_map_dnode()
234 		if (hpfs_chk_sectors(s, secno, 4, "dnode")) return NULL;  in hpfs_map_dnode()
236 			hpfs_error(s, "dnode %08x not byte-aligned", secno);  in hpfs_map_dnode()
240 	if ((dnode = hpfs_map_4sectors(s, secno, qbh, DNODE_RD_AHEAD)))  in hpfs_map_dnode()
241 		if (hpfs_sb(s)->sb_chk) {  in hpfs_map_dnode()
246 				hpfs_error(s, "bad magic on dnode %08x", secno);  in hpfs_map_dnode()
250 				hpfs_error(s, "bad self pointer on dnode %08x self = %08x", secno, le32_to_cpu(dnode->self));  in hpfs_map_dnode()
254 				hpfs_error(s, "dnode %08x has first_free == %08x", secno, le32_to_cpu(dnode->first_free));  in hpfs_map_dnode()
260 					hpfs_error(s, "bad dirent size in dnode %08x, dirent %03x, last %03x", secno, p, pp);  in hpfs_map_dnode()
264 …if (((31 + de->namelen + de->down*4 + 3) & ~3) < le16_to_cpu(de->length) && s->s_flags & MS_RDONLY…  in hpfs_map_dnode()
265 …hpfs_error(s, "namelen does not match dirent size in dnode %08x, dirent %03x, last %03x", secno, p…  in hpfs_map_dnode()
269 				if (hpfs_sb(s)->sb_chk >= 2) b |= 1 << de->down;  in hpfs_map_dnode()
271 					hpfs_error(s, "bad down pointer in dnode %08x, dirent %03x, last %03x", secno, p, pp);  in hpfs_map_dnode()
278 				hpfs_error(s, "size on last dirent does not match first_free; dnode %08x", secno);  in hpfs_map_dnode()
282 				hpfs_error(s, "dnode %08x does not end with \\377 entry", secno);  in hpfs_map_dnode()
295 dnode_secno hpfs_fnode_dno(struct super_block *s, ino_t ino)  in hpfs_fnode_dno()  argument
301 	fnode = hpfs_map_fnode(s, ino, &bh);  in hpfs_fnode_dno()