Index: include/proc/scheduler.h
===================================================================
--- include/proc/scheduler.h	(revision 6a27d63e7b18736b0881629dbb6394d379111ab4)
+++ include/proc/scheduler.h	(revision b60a22c46e392bc508919c7fe80729aa7c60cee7)
@@ -44,5 +44,4 @@
 };
 
-extern spinlock_t nrdylock;
 extern volatile int nrdy;