859 	struct dentry *alias, *discon_alias;  in __d_find_alias()  local
863 	hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) {  in __d_find_alias()
864 		spin_lock(&alias->d_lock);  in __d_find_alias()
865  		if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) {  in __d_find_alias()
866 			if (IS_ROOT(alias) &&  in __d_find_alias()
867 			    (alias->d_flags & DCACHE_DISCONNECTED)) {  in __d_find_alias()
868 				discon_alias = alias;  in __d_find_alias()
870 				__dget_dlock(alias);  in __d_find_alias()
871 				spin_unlock(&alias->d_lock);  in __d_find_alias()
872 				return alias;  in __d_find_alias()
875 		spin_unlock(&alias->d_lock);  in __d_find_alias()
878 		alias = discon_alias;  in __d_find_alias()
879 		spin_lock(&alias->d_lock);  in __d_find_alias()
880 		if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) {  in __d_find_alias()
881 			__dget_dlock(alias);  in __d_find_alias()
882 			spin_unlock(&alias->d_lock);  in __d_find_alias()
883 			return alias;  in __d_find_alias()
885 		spin_unlock(&alias->d_lock);  in __d_find_alias()
1805 	struct dentry *alias;  in __d_instantiate_unique()  local
1815 	hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) {  in __d_instantiate_unique()
1821 		if (alias->d_name.hash != hash)  in __d_instantiate_unique()
1823 		if (alias->d_parent != entry->d_parent)  in __d_instantiate_unique()
1825 		if (alias->d_name.len != len)  in __d_instantiate_unique()
1827 		if (dentry_cmp(alias, name, len))  in __d_instantiate_unique()
1829 		__dget(alias);  in __d_instantiate_unique()
1830 		return alias;  in __d_instantiate_unique()
1907 	struct dentry *alias;  in __d_find_any_alias()  local
1911 	alias = hlist_entry(inode->i_dentry.first, struct dentry, d_u.d_alias);  in __d_find_any_alias()
1912 	__dget(alias);  in __d_find_any_alias()
1913 	return alias;  in __d_find_any_alias()
2720 		struct dentry *dentry, struct dentry *alias)  in __d_unalias()  argument
2726 	if (alias->d_parent == dentry->d_parent)  in __d_unalias()
2733 	if (!mutex_trylock(&alias->d_parent->d_inode->i_mutex))  in __d_unalias()
2735 	m2 = &alias->d_parent->d_inode->i_mutex;  in __d_unalias()
2737 	__d_move(alias, dentry, false);  in __d_unalias()