1 files changed, 1 insertions, 1 deletions
diff --git a/spinlock.h b/spinlock.h
index ee0a26c..a720b24 100644
--- a/spinlock.h
+++ b/spinlock.h
@@ -1,6 +1,6 @@
 struct spinlock {
   unsigned int locked;
-  struct proc *p;
+  unsigned who;
   int count;
   unsigned locker_pc;
 };