17 static int hpfs_file_release(struct inode *inode, struct file *file)  in hpfs_file_release()  argument
19 	hpfs_lock(inode->i_sb);  in hpfs_file_release()
20 	hpfs_write_if_changed(inode);  in hpfs_file_release()
21 	hpfs_unlock(inode->i_sb);  in hpfs_file_release()
27 	struct inode *inode = file->f_mapping->host;  in hpfs_file_fsync()  local
33 	return sync_blockdev(inode->i_sb->s_bdev);  in hpfs_file_fsync()
41 static secno hpfs_bmap(struct inode *inode, unsigned file_secno, unsigned *n_secs)  in hpfs_bmap()  argument
43 	struct hpfs_inode_info *hpfs_inode = hpfs_i(inode);  in hpfs_bmap()
47 	if (BLOCKS(hpfs_i(inode)->mmu_private) <= file_secno) return 0;  in hpfs_bmap()
53 	if (!(fnode = hpfs_map_fnode(inode->i_sb, inode->i_ino, &bh))) return 0;  in hpfs_bmap()
54 	disk_secno = hpfs_bplus_lookup(inode->i_sb, inode, &fnode->btree, file_secno, bh);  in hpfs_bmap()
56 	if (hpfs_chk_sectors(inode->i_sb, disk_secno, 1, "bmap")) return 0;  in hpfs_bmap()
66 void hpfs_truncate(struct inode *i)  in hpfs_truncate()
79 static int hpfs_get_block(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int …  in hpfs_get_block()  argument
84 	hpfs_lock(inode->i_sb);  in hpfs_get_block()
85 	s = hpfs_bmap(inode, iblock, &n_secs);  in hpfs_get_block()
89 		n_secs = hpfs_search_hotfix_map_for_range(inode->i_sb, s, n_secs);  in hpfs_get_block()
91 			s = hpfs_search_hotfix_map(inode->i_sb, s);  in hpfs_get_block()
94 		map_bh(bh_result, inode->i_sb, s);  in hpfs_get_block()
99 	if (iblock<<9 != hpfs_i(inode)->mmu_private) {  in hpfs_get_block()
104 	if ((s = hpfs_add_sector_to_btree(inode->i_sb, inode->i_ino, 1, inode->i_blocks - 1)) == -1) {  in hpfs_get_block()
105 		hpfs_truncate_btree(inode->i_sb, inode->i_ino, 1, inode->i_blocks - 1);  in hpfs_get_block()
109 	inode->i_blocks++;  in hpfs_get_block()
110 	hpfs_i(inode)->mmu_private += 512;  in hpfs_get_block()
112 	map_bh(bh_result, inode->i_sb, hpfs_search_hotfix_map(inode->i_sb, s));  in hpfs_get_block()
116 	hpfs_unlock(inode->i_sb);  in hpfs_get_block()
120 static int hpfs_iomap_begin(struct inode *inode, loff_t offset, loff_t length,  in hpfs_iomap_begin()  argument
123 	struct super_block *sb = inode->i_sb;  in hpfs_iomap_begin()
124 	unsigned int blkbits = inode->i_blkbits;  in hpfs_iomap_begin()
131 	iomap->bdev = inode->i_sb->s_bdev;  in hpfs_iomap_begin()
135 	s = hpfs_bmap(inode, offset >> blkbits, &n_secs);  in hpfs_iomap_begin()
179 	struct inode *inode = mapping->host;  in hpfs_write_failed()  local
181 	hpfs_lock(inode->i_sb);  in hpfs_write_failed()
183 	if (to > inode->i_size) {  in hpfs_write_failed()
184 		truncate_pagecache(inode, inode->i_size);  in hpfs_write_failed()
185 		hpfs_truncate(inode);  in hpfs_write_failed()
188 	hpfs_unlock(inode->i_sb);  in hpfs_write_failed()
210 	struct inode *inode = mapping->host;  in hpfs_write_end()  local
217 		hpfs_lock(inode->i_sb);  in hpfs_write_end()
218 		hpfs_i(inode)->i_dirty = 1;  in hpfs_write_end()
219 		hpfs_unlock(inode->i_sb);  in hpfs_write_end()
229 static int hpfs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, u64 start, u64 len)  in hpfs_fiemap()  argument
233 	inode_lock(inode);  in hpfs_fiemap()
234 	len = min_t(u64, len, i_size_read(inode));  in hpfs_fiemap()
235 	ret = iomap_fiemap(inode, fieinfo, start, len, &hpfs_iomap_ops);  in hpfs_fiemap()
236 	inode_unlock(inode);  in hpfs_fiemap()