Merging in 2.0.2.

kern/include/thread.h

@@ -48,7 +48,6 @@ struct cpu;
 
 /* Size of kernel stacks; must be power of 2 */
 #define STACK_SIZE 4096
-#define MAX_NAME_LENGTH 64
 
 /* Mask for extracting the stack base address of a kernel stack pointer */
 #define STACK_MASK  (~(vaddr_t)(STACK_SIZE-1))
@@ -71,16 +70,7 @@ struct thread {
 	 * These go up front so they're easy to get to even if the
 	 * debugger is messed up.
 	 */
-
-	/*
-	 * Name of this thread. Used to be dynamically allocated using kmalloc, but
-	 * this can cause small changes in the amount of available memory due to the
-	 * fact that it was cleaned up in exorcise. This produces more predictable
-	 * behavior at the cost of a small amount of memory overhead and the
-	 * inability to give threads huge names.
-	 */
-
-	char t_name[MAX_NAME_LENGTH];
+	char *t_name;			/* Name of this thread */
 	const char *t_wchan_name;	/* Name of wait channel, if sleeping */
 	threadstate_t t_state;		/* State this thread is in */
 
@@ -178,7 +168,5 @@ void schedule(void);
  */
 void thread_consider_migration(void);
 
-extern unsigned thread_count;
-void thread_wait_for_count(unsigned);
 
 #endif /* _THREAD_H_ */