diff -r 9710ecbd3653 -r 0eda482eb80f usr/src/uts/intel/sys/x86_archext.h
--- a/usr/src/uts/intel/sys/x86_archext.h	Thu Oct 27 13:18:49 2005 -0700
+++ b/usr/src/uts/intel/sys/x86_archext.h	Thu Oct 27 14:59:45 2005 -0700
@@ -457,8 +457,8 @@
 #if defined(_KERNEL)
 
 
-extern uint64_t rdmsr(uint_t, uint64_t *);
-extern void wrmsr(uint_t, const uint64_t *);
+extern uint64_t rdmsr(uint_t);
+extern void wrmsr(uint_t, const uint64_t);
 extern void invalidate_cache(void);
 struct regs;
 extern int mca_exception(struct regs *);