Lines Matching defs:head
922 struct bpf_verifier_stack_elem *elem, *head = env->head;
925 if (env->head == NULL) {
930 err = copy_verifier_state(cur, &head->st);
936 bpf_vlog_reset(&env->log, head->log_pos);
939 *insn_idx = head->insn_idx;
942 *prev_insn_idx = head->prev_insn_idx;
944 elem = head->next;
945 free_verifier_state(&head->st, false);
946 kfree(head);
947 env->head = elem;
966 elem->next = env->head;
968 env->head = elem;
9568 /* add new state to the head of linked list */