Index: kernel/generic/include/proc/thread.h
===================================================================
--- kernel/generic/include/proc/thread.h	(revision a000878c0dee83a08f032207ffd800c201fca95b)
+++ kernel/generic/include/proc/thread.h	(revision 34bba0e9424b4550e78c0742e0ca374742498082)
@@ -69,21 +69,6 @@
 #define THREAD_FLAG_NOATTACH	(1 << 3)
 
-/** Thread states. */
-typedef enum {
-	/** It is an error, if thread is found in this state. */
-	Invalid,
-	/** State of a thread that is currently executing on some CPU. */
-	Running,
-	/** Thread in this state is waiting for an event. */
-	Sleeping,
-	/** State of threads in a run queue. */
-	Ready,
-	/** Threads are in this state before they are first readied. */
-	Entering,
-	/** After a thread calls thread_exit(), it is put into Exiting state. */
-	Exiting,
-	/** Threads that were not detached but exited are Lingering. */
-	Lingering
-} state_t;
+/* We need state_t enum definition */
+#include <ps/taskinfo.h>
 
 /** Thread structure. There is one per thread. */