1digraph state_automaton {
 2	{node [shape = circle] "non_preemptive"};
 3	{node [shape = plaintext, style=invis, label=""] "__init_preemptive"};
 4	{node [shape = doublecircle] "preemptive"};
 5	{node [shape = circle] "preemptive"};
 6	"__init_preemptive" -> "preemptive";
 7	"non_preemptive" [label = "non_preemptive"];
 8	"non_preemptive" -> "non_preemptive" [ label = "sched_waking" ];
 9	"non_preemptive" -> "preemptive" [ label = "preempt_enable" ];
10	"preemptive" [label = "preemptive"];
11	"preemptive" -> "non_preemptive" [ label = "preempt_disable" ];
12	{ rank = min ;
13		"__init_preemptive";
14		"preemptive";
15	}
16}