38 static inline int ufs_add_nondir(struct dentry *dentry, struct inode *inode)  in ufs_add_nondir()  argument
40 	int err = ufs_add_link(dentry, inode);  in ufs_add_nondir()
42 		d_instantiate(dentry, inode);  in ufs_add_nondir()
45 	inode_dec_link_count(inode);  in ufs_add_nondir()
46 	iput(inode);  in ufs_add_nondir()
50 static struct dentry *ufs_lookup(struct inode * dir, struct dentry *dentry, struct nameidata *nd)  in ufs_lookup()
52 	struct inode * inode = NULL;  in ufs_lookup()  local
61 		inode = ufs_iget(dir->i_sb, ino);  in ufs_lookup()
62 		if (IS_ERR(inode)) {  in ufs_lookup()
64 			return ERR_CAST(inode);  in ufs_lookup()
68 	d_add(dentry, inode);  in ufs_lookup()
80 static int ufs_create (struct inode * dir, struct dentry * dentry, int mode,  in ufs_create()
83 	struct inode *inode;  in ufs_create()  local
87 	inode = ufs_new_inode(dir, mode);  in ufs_create()
88 	err = PTR_ERR(inode);  in ufs_create()
90 	if (!IS_ERR(inode)) {  in ufs_create()
91 		inode->i_op = &ufs_file_inode_operations;  in ufs_create()
92 		inode->i_fop = &ufs_file_operations;  in ufs_create()
93 		inode->i_mapping->a_ops = &ufs_aops;  in ufs_create()
94 		mark_inode_dirty(inode);  in ufs_create()
96 		err = ufs_add_nondir(dentry, inode);  in ufs_create()
103 static int ufs_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t rdev)  in ufs_mknod()
105 	struct inode *inode;  in ufs_mknod()  local
110 	inode = ufs_new_inode(dir, mode);  in ufs_mknod()
111 	err = PTR_ERR(inode);  in ufs_mknod()
112 	if (!IS_ERR(inode)) {  in ufs_mknod()
113 		init_special_inode(inode, mode, rdev);  in ufs_mknod()
114 		ufs_set_inode_dev(inode->i_sb, UFS_I(inode), rdev);  in ufs_mknod()
115 		mark_inode_dirty(inode);  in ufs_mknod()
117 		err = ufs_add_nondir(dentry, inode);  in ufs_mknod()
123 static int ufs_symlink (struct inode * dir, struct dentry * dentry,  in ufs_symlink()
129 	struct inode * inode;  in ufs_symlink()  local
135 	inode = ufs_new_inode(dir, S_IFLNK | S_IRWXUGO);  in ufs_symlink()
136 	err = PTR_ERR(inode);  in ufs_symlink()
137 	if (IS_ERR(inode))  in ufs_symlink()
142 		inode->i_op = &page_symlink_inode_operations;  in ufs_symlink()
143 		inode->i_mapping->a_ops = &ufs_aops;  in ufs_symlink()
144 		err = page_symlink(inode, symname, l);  in ufs_symlink()
149 		inode->i_op = &ufs_fast_symlink_inode_operations;  in ufs_symlink()
150 		memcpy((char*)&UFS_I(inode)->i_u1.i_data,symname,l);  in ufs_symlink()
151 		inode->i_size = l-1;  in ufs_symlink()
153 	mark_inode_dirty(inode);  in ufs_symlink()
155 	err = ufs_add_nondir(dentry, inode);  in ufs_symlink()
162 	inode_dec_link_count(inode);  in ufs_symlink()
163 	iput(inode);  in ufs_symlink()
167 static int ufs_link (struct dentry * old_dentry, struct inode * dir,  in ufs_link()
170 	struct inode *inode = old_dentry->d_inode;  in ufs_link()  local
174 	if (inode->i_nlink >= UFS_LINK_MAX) {  in ufs_link()
179 	inode->i_ctime = CURRENT_TIME_SEC;  in ufs_link()
180 	inode_inc_link_count(inode);  in ufs_link()
181 	atomic_inc(&inode->i_count);  in ufs_link()
183 	error = ufs_add_nondir(dentry, inode);  in ufs_link()
188 static int ufs_mkdir(struct inode * dir, struct dentry * dentry, int mode)  in ufs_mkdir()
190 	struct inode * inode;  in ufs_mkdir()  local
199 	inode = ufs_new_inode(dir, S_IFDIR|mode);  in ufs_mkdir()
200 	err = PTR_ERR(inode);  in ufs_mkdir()
201 	if (IS_ERR(inode))  in ufs_mkdir()
204 	inode->i_op = &ufs_dir_inode_operations;  in ufs_mkdir()
205 	inode->i_fop = &ufs_dir_operations;  in ufs_mkdir()
206 	inode->i_mapping->a_ops = &ufs_aops;  in ufs_mkdir()
208 	inode_inc_link_count(inode);  in ufs_mkdir()
210 	err = ufs_make_empty(inode, dir);  in ufs_mkdir()
214 	err = ufs_add_link(dentry, inode);  in ufs_mkdir()
219 	d_instantiate(dentry, inode);  in ufs_mkdir()
224 	inode_dec_link_count(inode);  in ufs_mkdir()
225 	inode_dec_link_count(inode);  in ufs_mkdir()
226 	iput (inode);  in ufs_mkdir()
233 static int ufs_unlink(struct inode *dir, struct dentry *dentry)  in ufs_unlink()
235 	struct inode * inode = dentry->d_inode;  in ufs_unlink()  local
248 	inode->i_ctime = dir->i_ctime;  in ufs_unlink()
249 	inode_dec_link_count(inode);  in ufs_unlink()
255 static int ufs_rmdir (struct inode * dir, struct dentry *dentry)  in ufs_rmdir()
257 	struct inode * inode = dentry->d_inode;  in ufs_rmdir()  local
261 	if (ufs_empty_dir (inode)) {  in ufs_rmdir()
264 			inode->i_size = 0;  in ufs_rmdir()
265 			inode_dec_link_count(inode);  in ufs_rmdir()
273 static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,  in ufs_rename()
274 		      struct inode *new_dir, struct dentry *new_dentry)  in ufs_rename()
276 	struct inode *old_inode = old_dentry->d_inode;  in ufs_rename()
277 	struct inode *new_inode = new_dentry->d_inode;  in ufs_rename()