diff --git a/arch/ia64/include/asm/system.h b/arch/ia64/include/asm/system.h
index 927a381..9f342a5 100644
--- a/arch/ia64/include/asm/system.h
+++ b/arch/ia64/include/asm/system.h
@@ -191,15 +191,6 @@
 
 #ifdef __KERNEL__
 
-#ifdef CONFIG_IA32_SUPPORT
-# define IS_IA32_PROCESS(regs)	(ia64_psr(regs)->is != 0)
-#else
-# define IS_IA32_PROCESS(regs)		0
-struct task_struct;
-static inline void ia32_save_state(struct task_struct *t __attribute__((unused))){}
-static inline void ia32_load_state(struct task_struct *t __attribute__((unused))){}
-#endif
-
 /*
  * Context switch from one thread to another.  If the two threads have
  * different address spaces, schedule() has already taken care of
@@ -233,7 +224,7 @@
 
 #define IA64_HAS_EXTRA_STATE(t)							\
 	((t)->thread.flags & (IA64_THREAD_DBG_VALID|IA64_THREAD_PM_VALID)	\
-	 || IS_IA32_PROCESS(task_pt_regs(t)) || PERFMON_IS_SYSWIDE())
+	 || PERFMON_IS_SYSWIDE())
 
 #define __switch_to(prev,next,last) do {							 \
 	IA64_ACCOUNT_ON_SWITCH(prev, next);							 \