Exiting tasks use EXITING signal and change states to TASK_DEAD

include/l4/api/thread.h

@@ -7,6 +7,7 @@
 #define THREAD_SUSPEND		0x0002
 #define THREAD_DESTROY		0x0003
 #define THREAD_RECYCLE		0x0004
+#define THREAD_WAIT		0x0005
 
 #define THREAD_CREATE_MASK	0x0FF0
 #define TC_SHARE_CAPS		0x0010	/* Share all thread capabilities */

include/l4/generic/cap-types.h

@@ -50,6 +50,7 @@
 #define CAP_TCTRL_RUN		(1 << 2)
 #define CAP_TCTRL_SUSPEND	(1 << 3)
 #define CAP_TCTRL_RECYCLE	(1 << 4)
+#define CAP_TCTRL_WAIT		(1 << 5)
 
 /* Exchange registers capability */
 #define CAP_EXREGS_RW_PAGER	(1 << 0)

include/l4/generic/scheduler.h

@@ -61,7 +61,6 @@ extern struct scheduler scheduler;
 void sched_init_runqueue(struct runqueue *rq);
 void sched_init_task(struct ktcb *task, int priority);
 void sched_prepare_sleep(void);
-void sched_exit_pager(void);
 void sched_exit_sync(void);
 void sched_suspend_sync(void);
 void sched_suspend_async(void);