14 secno hpfs_bplus_lookup(struct super_block *s, struct inode *inode,  in hpfs_bplus_lookup()  argument
23 	if (hpfs_sb(s)->sb_chk) if (hpfs_stop_cycles(s, a, &c1, &c2, "hpfs_bplus_lookup")) return -1;  in hpfs_bplus_lookup()
29 				if (!(anode = hpfs_map_anode(s, a, &bh))) return -1;  in hpfs_bplus_lookup()
33 		hpfs_error(s, "sector %08x not found in internal anode %08x", sec, a);  in hpfs_bplus_lookup()
41 			if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, a, 1, "data")) {  in hpfs_bplus_lookup()
54 	hpfs_error(s, "sector %08x not found in external anode %08x", sec, a);  in hpfs_bplus_lookup()
61 secno hpfs_add_sector_to_btree(struct super_block *s, secno node, int fnod, unsigned fsecno)  in hpfs_add_sector_to_btree()  argument
73 		if (!(fnode = hpfs_map_fnode(s, node, &bh))) return -1;  in hpfs_add_sector_to_btree()
76 		if (!(anode = hpfs_map_anode(s, node, &bh))) return -1;  in hpfs_add_sector_to_btree()
82 		hpfs_error(s, "anode %08x has no entries", a);  in hpfs_add_sector_to_btree()
91 		if (hpfs_sb(s)->sb_chk)  in hpfs_add_sector_to_btree()
92 			if (hpfs_stop_cycles(s, a, &c1, &c2, "hpfs_add_sector_to_btree #1")) return -1;  in hpfs_add_sector_to_btree()
93 		if (!(anode = hpfs_map_anode(s, a, &bh))) return -1;  in hpfs_add_sector_to_btree()
99 			hpfs_error(s, "allocated size %08x, trying to add sector %08x, %cnode %08x",  in hpfs_add_sector_to_btree()
105 …if (hpfs_alloc_if_possible(s, se = le32_to_cpu(btree->u.external[n].disk_secno) + le32_to_cpu(btre…  in hpfs_add_sector_to_btree()
113 			hpfs_error(s, "empty file %08x, trying to add sector %08x", node, fsecno);  in hpfs_add_sector_to_btree()
119 …if (!(se = hpfs_alloc_sector(s, se, 1, fsecno*ALLOC_M>ALLOC_FWD_MAX ? ALLOC_FWD_MAX : fsecno*ALLOC…  in hpfs_add_sector_to_btree()
126 		if (!(anode = hpfs_alloc_anode(s, a, &na, &bh1))) {  in hpfs_add_sector_to_btree()
128 			hpfs_free_sectors(s, se, 1);  in hpfs_add_sector_to_btree()
145 		} else if (!(ranode = hpfs_alloc_anode(s, /*a*/0, &ra, &bh2))) {  in hpfs_add_sector_to_btree()
148 			hpfs_free_sectors(s, se, 1);  in hpfs_add_sector_to_btree()
149 			hpfs_free_sectors(s, na, 1);  in hpfs_add_sector_to_btree()
167 		if (hpfs_sb(s)->sb_chk)  in hpfs_add_sector_to_btree()
168 			if (hpfs_stop_cycles(s, up, &c1, &c2, "hpfs_add_sector_to_btree #2")) return -1;  in hpfs_add_sector_to_btree()
170 			if (!(anode = hpfs_map_anode(s, up, &bh))) return -1;  in hpfs_add_sector_to_btree()
173 			if (!(fnode = hpfs_map_fnode(s, up, &bh))) return -1;  in hpfs_add_sector_to_btree()
185 			hpfs_free_sectors(s, ra, 1);  in hpfs_add_sector_to_btree()
186 			if ((anode = hpfs_map_anode(s, na, &bh))) {  in hpfs_add_sector_to_btree()
202 		if ((new_anode = hpfs_alloc_anode(s, a, &na, &bh))) {  in hpfs_add_sector_to_btree()
213 			if ((anode = hpfs_map_anode(s, a, &bh))) {  in hpfs_add_sector_to_btree()
220 	if ((anode = hpfs_map_anode(s, na, &bh))) {  in hpfs_add_sector_to_btree()
228 		if (!(anode = hpfs_map_anode(s, node, &bh))) {  in hpfs_add_sector_to_btree()
234 		if (!(fnode = hpfs_map_fnode(s, node, &bh))) {  in hpfs_add_sector_to_btree()
247 		if ((unode = hpfs_map_anode(s, le32_to_cpu(ranode->u.internal[n].down), &bh1))) {  in hpfs_add_sector_to_btree()
274 void hpfs_remove_btree(struct super_block *s, struct bplus_header *btree)  in hpfs_remove_btree()  argument
290 		if (hpfs_sb(s)->sb_chk)  in hpfs_remove_btree()
291 			if (hpfs_stop_cycles(s, ano, &d1, &d2, "hpfs_remove_btree #1"))  in hpfs_remove_btree()
293 		if (!(anode = hpfs_map_anode(s, ano, &bh))) return;  in hpfs_remove_btree()
299 …hpfs_free_sectors(s, le32_to_cpu(btree1->u.external[i].disk_secno), le32_to_cpu(btree1->u.external…  in hpfs_remove_btree()
303 	if (hpfs_sb(s)->sb_chk)  in hpfs_remove_btree()
304 		if (hpfs_stop_cycles(s, ano, &c1, &c2, "hpfs_remove_btree #2")) return;  in hpfs_remove_btree()
305 	hpfs_free_sectors(s, ano, 1);  in hpfs_remove_btree()
309 		if (!(anode = hpfs_map_anode(s, ano, &bh))) return;  in hpfs_remove_btree()
320 	hpfs_error(s,  in hpfs_remove_btree()
330 static secno anode_lookup(struct super_block *s, anode_secno a, unsigned sec)  in anode_lookup()  argument
334 	if (!(anode = hpfs_map_anode(s, a, &bh))) return -1;  in anode_lookup()
335 	return hpfs_bplus_lookup(s, NULL, &anode->btree, sec, bh);  in anode_lookup()
338 int hpfs_ea_read(struct super_block *s, secno a, int ano, unsigned pos,  in hpfs_ea_read()  argument
347 			if ((sec = anode_lookup(s, a, pos >> 9)) == -1)  in hpfs_ea_read()
350 		if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, sec, 1, "ea #1")) return -1;  in hpfs_ea_read()
351 		if (!(data = hpfs_map_sector(s, sec, &bh, (len - 1) >> 9)))  in hpfs_ea_read()
361 int hpfs_ea_write(struct super_block *s, secno a, int ano, unsigned pos,  in hpfs_ea_write()  argument
370 			if ((sec = anode_lookup(s, a, pos >> 9)) == -1)  in hpfs_ea_write()
373 		if (hpfs_sb(s)->sb_chk) if (hpfs_chk_sectors(s, sec, 1, "ea #2")) return -1;  in hpfs_ea_write()
374 		if (!(data = hpfs_map_sector(s, sec, &bh, (len - 1) >> 9)))  in hpfs_ea_write()
385 void hpfs_ea_remove(struct super_block *s, secno a, int ano, unsigned len)  in hpfs_ea_remove()  argument
390 		if (!(anode = hpfs_map_anode(s, a, &bh))) return;  in hpfs_ea_remove()
391 		hpfs_remove_btree(s, &anode->btree);  in hpfs_ea_remove()
393 		hpfs_free_sectors(s, a, 1);  in hpfs_ea_remove()
394 	} else hpfs_free_sectors(s, a, (len + 511) >> 9);  in hpfs_ea_remove()
399 void hpfs_truncate_btree(struct super_block *s, secno f, int fno, unsigned secs)  in hpfs_truncate_btree()  argument
409 		if (!(fnode = hpfs_map_fnode(s, f, &bh))) return;  in hpfs_truncate_btree()
412 		if (!(anode = hpfs_map_anode(s, f, &bh))) return;  in hpfs_truncate_btree()
416 		hpfs_remove_btree(s, btree);  in hpfs_truncate_btree()
423 		} else hpfs_free_sectors(s, f, 1);  in hpfs_truncate_btree()
432 		hpfs_error(s, "internal btree %08x doesn't end with -1", node);  in hpfs_truncate_btree()
436 			hpfs_ea_remove(s, le32_to_cpu(btree->u.internal[j].down), 1, 0);  in hpfs_truncate_btree()
447 		if (hpfs_sb(s)->sb_chk)  in hpfs_truncate_btree()
448 			if (hpfs_stop_cycles(s, node, &c1, &c2, "hpfs_truncate_btree"))  in hpfs_truncate_btree()
450 		if (!(anode = hpfs_map_anode(s, node, &bh))) return;  in hpfs_truncate_btree()
460 		hpfs_error(s, "there is an allocation error in file %08x, sector %08x", f, secs);  in hpfs_truncate_btree()
464 		hpfs_free_sectors(s, le32_to_cpu(btree->u.external[i].disk_secno) + secs -  in hpfs_truncate_btree()
470 …hpfs_free_sectors(s, le32_to_cpu(btree->u.external[j].disk_secno), le32_to_cpu(btree->u.external[j…  in hpfs_truncate_btree()
481 void hpfs_remove_fnode(struct super_block *s, fnode_secno fno)  in hpfs_remove_fnode()  argument
487 	if (!(fnode = hpfs_map_fnode(s, fno, &bh))) return;  in hpfs_remove_fnode()
488 	if (!fnode_is_dir(fnode)) hpfs_remove_btree(s, &fnode->btree);  in hpfs_remove_fnode()
489 	else hpfs_remove_dtree(s, le32_to_cpu(fnode->u.external[0].disk_secno));  in hpfs_remove_fnode()
493 			hpfs_ea_remove(s, ea_sec(ea), ea_in_anode(ea), ea_len(ea));  in hpfs_remove_fnode()
494 …hpfs_ea_ext_remove(s, le32_to_cpu(fnode->ea_secno), fnode_in_anode(fnode), le32_to_cpu(fnode->ea_s…  in hpfs_remove_fnode()
496 	hpfs_free_sectors(s, fno, 1);  in hpfs_remove_fnode()