119 static int msdos_find(struct inode *dir, const unsigned char *name, int len,  in msdos_find()  argument
122 	struct msdos_sb_info *sbi = MSDOS_SB(dir->i_sb);  in msdos_find()
130 	err = fat_scan(dir, msdos_name, sinfo);  in msdos_find()
201 static struct dentry *msdos_lookup(struct inode *dir, struct dentry *dentry,  in msdos_lookup()  argument
204 	struct super_block *sb = dir->i_sb;  in msdos_lookup()
210 	err = msdos_find(dir, dentry->d_name.name, dentry->d_name.len, &sinfo);  in msdos_lookup()
227 static int msdos_add_entry(struct inode *dir, const unsigned char *name,  in msdos_add_entry()  argument
231 	struct msdos_sb_info *sbi = MSDOS_SB(dir->i_sb);  in msdos_add_entry()
250 	err = fat_add_entries(dir, &de, 1, sinfo);  in msdos_add_entry()
254 	fat_truncate_time(dir, ts, S_CTIME|S_MTIME);  in msdos_add_entry()
255 	if (IS_DIRSYNC(dir))  in msdos_add_entry()
256 		(void)fat_sync_inode(dir);  in msdos_add_entry()
258 		mark_inode_dirty(dir);  in msdos_add_entry()
264 static int msdos_create(struct mnt_idmap *idmap, struct inode *dir,  in msdos_create()  argument
267 	struct super_block *sb = dir->i_sb;  in msdos_create()
282 	if (!fat_scan(dir, msdos_name, &sinfo)) {  in msdos_create()
288 	ts = current_time(dir);  in msdos_create()
289 	err = msdos_add_entry(dir, msdos_name, 0, is_hid, 0, &ts, &sinfo);  in msdos_create()
305 		err = fat_flush_inodes(sb, dir, inode);  in msdos_create()
310 static int msdos_rmdir(struct inode *dir, struct dentry *dentry)  in msdos_rmdir()  argument
312 	struct super_block *sb = dir->i_sb;  in msdos_rmdir()
321 	err = msdos_find(dir, dentry->d_name.name, dentry->d_name.len, &sinfo);  in msdos_rmdir()
325 	err = fat_remove_entries(dir, &sinfo);	/* and releases bh */  in msdos_rmdir()
328 	drop_nlink(dir);  in msdos_rmdir()
336 		err = fat_flush_inodes(sb, dir, inode);  in msdos_rmdir()
342 static int msdos_mkdir(struct mnt_idmap *idmap, struct inode *dir,  in msdos_mkdir()  argument
345 	struct super_block *sb = dir->i_sb;  in msdos_mkdir()
360 	if (!fat_scan(dir, msdos_name, &sinfo)) {  in msdos_mkdir()
366 	ts = current_time(dir);  in msdos_mkdir()
367 	cluster = fat_alloc_new_dir(dir, &ts);  in msdos_mkdir()
372 	err = msdos_add_entry(dir, msdos_name, 1, is_hid, cluster, &ts, &sinfo);  in msdos_mkdir()
375 	inc_nlink(dir);  in msdos_mkdir()
391 	fat_flush_inodes(sb, dir, inode);  in msdos_mkdir()
395 	fat_free_clusters(dir, cluster);  in msdos_mkdir()
402 static int msdos_unlink(struct inode *dir, struct dentry *dentry)  in msdos_unlink()  argument
410 	err = msdos_find(dir, dentry->d_name.name, dentry->d_name.len, &sinfo);  in msdos_unlink()
414 	err = fat_remove_entries(dir, &sinfo);	/* and releases bh */  in msdos_unlink()
423 		err = fat_flush_inodes(sb, dir, inode);  in msdos_unlink()