*
* called with parent inode's i_mutex held
*/
-int configfs_dirent_exists(struct configfs_dirent *parent_sd,
- const unsigned char *new)
+static int configfs_dirent_exists(struct configfs_dirent *parent_sd,
+ const unsigned char *new)
{
struct configfs_dirent * sd;
inode->i_fop = &configfs_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
return 0;
}
if (!error) {
error = configfs_create(d, mode, init_dir);
if (!error) {
- p->d_inode->i_nlink++;
+ inc_nlink(p->d_inode);
(d)->d_op = &configfs_dentry_ops;
} else {
struct configfs_dirent *sd = d->d_fsdata;
return;
}
- mutex_lock(&configfs_sb->s_root->d_inode->i_mutex);
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock_nested(&configfs_sb->s_root->d_inode->i_mutex,
+ I_MUTEX_PARENT);
+ mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
if (configfs_detach_prep(dentry)) {
printk(KERN_ERR "configfs: Tried to unregister non-empty subsystem!\n");
}