Section Machine.
Context {ge : Clight.genv}.
Definition getLocksR (tp : jstate ge) := listoption_inv (map snd (AMap.elements (lset tp))).
Definition maps tp := (getThreadsR tp ++ getLocksR tp)%list.

Lemma all_but_maps i tp (cnti : containsThread tp i) :
all_but i (maps tp) = all_but i (getThreadsR tp) ++ getLocksR tp.