Add missing headers/os/drivers/KernelExport.h functions here and there.

Some int -> cpu_state cleanup on the way, and implement the
B_KDEBUG_CONT and B_KDEBUG_QUIT features in our kernel debugger.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2173 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/core/thread.c

@@ -1427,6 +1427,16 @@ setrlimit(int resource, const struct rlimit * rlp)
 
 
 
+thread_id
+spawn_kernel_thread (thread_func function, const char *thread_name, long priority, void	*arg)
+{
+	return _create_thread(thread_name, team_get_kernel_team()->id, (addr) function, arg, (int) priority, true);
+
+}
+
+
+
+
 //	#pragma mark -
 //	Calls from within the kernel