Index: abi/include/proc/uarg.h
===================================================================
--- abi/include/proc/uarg.h	(revision 6aae539df68d767b7b3864f2cd3ae3398af9dde1)
+++ abi/include/proc/uarg.h	(revision 375e501a4e8faac7fad7a1d019a8a778e97346e6)
@@ -40,4 +40,5 @@
 	void *uspace_entry;
 	void *uspace_stack;
+	size_t uspace_stack_size;
 	
 	void (* uspace_thread_function)();