kernel/futex/core.c

695 	 *	1) task->robust_list->list_op_pending != NULL
777 static inline int fetch_robust_entry(struct robust_list __user **entry,
778 				     struct robust_list __user * __user *head,
793  * Walk curr->robust_list (very carefully, it's a userspace list!)
800 	struct robust_list_head __user *head = curr->robust_list;
801 	struct robust_list __user *entry, *next_entry, *pending;
861 static void __user *futex_uaddr(struct robust_list __user *entry,
874 compat_fetch_robust_entry(compat_uptr_t *uentry, struct robust_list __user **entry,
887  * Walk curr->robust_list (very carefully, it's a userspace list!)
895 	struct robust_list __user *entry, *next_entry, *pending;
922 	while (entry != (struct robust_list __user *) &head->list) {
1042 	if (unlikely(tsk->robust_list)) {
1044 		tsk->robust_list = NULL;