diff --git a/arch/openrisc/include/asm/cmpxchg.h b/arch/openrisc/include/asm/cmpxchg.h
index 5fcb9ac72693850f50060a4822445a09d81b8a80..f0a5d8b844d6b85b16eb6c170f8af86f73ad8440 100644
--- a/arch/openrisc/include/asm/cmpxchg.h
+++ b/arch/openrisc/include/asm/cmpxchg.h
@@ -77,7 +77,11 @@ static inline unsigned long __xchg(unsigned long val, volatile void *ptr,
 	return val;
 }
 
-#define xchg(ptr, with) \
-	((typeof(*(ptr)))__xchg((unsigned long)(with), (ptr), sizeof(*(ptr))))
+#define xchg(ptr, with) 						\
+	({								\
+		(__typeof__(*(ptr))) __xchg((unsigned long)(with),	\
+					    (ptr),			\
+					    sizeof(*(ptr)));		\
+	})
 
 #endif /* __ASM_OPENRISC_CMPXCHG_H */
diff --git a/arch/openrisc/include/asm/uaccess.h b/arch/openrisc/include/asm/uaccess.h
index 140faa16685a2325f3a1b6cbf9cbb9c8e68fc913..1311e6b139916692bb5f81fbfd188a48b844d977 100644
--- a/arch/openrisc/include/asm/uaccess.h
+++ b/arch/openrisc/include/asm/uaccess.h
@@ -211,7 +211,7 @@ do {									\
 	case 1: __get_user_asm(x, ptr, retval, "l.lbz"); break;		\
 	case 2: __get_user_asm(x, ptr, retval, "l.lhz"); break;		\
 	case 4: __get_user_asm(x, ptr, retval, "l.lwz"); break;		\
-	case 8: __get_user_asm2(x, ptr, retval);			\
+	case 8: __get_user_asm2(x, ptr, retval); break;			\
 	default: (x) = __get_user_bad();				\
 	}								\
 } while (0)
diff --git a/arch/openrisc/kernel/or32_ksyms.c b/arch/openrisc/kernel/or32_ksyms.c
index 5c4695d13542fc003054995b728ac468e18bd94c..ee3e604959e15c514bc91eb65118d8d04ea20b59 100644
--- a/arch/openrisc/kernel/or32_ksyms.c
+++ b/arch/openrisc/kernel/or32_ksyms.c
@@ -30,6 +30,7 @@
 #include <asm/hardirq.h>
 #include <asm/delay.h>
 #include <asm/pgalloc.h>
+#include <asm/pgtable.h>
 
 #define DECLARE_EXPORT(name) extern void name(void); EXPORT_SYMBOL(name)
 
@@ -42,6 +43,9 @@ DECLARE_EXPORT(__muldi3);
 DECLARE_EXPORT(__ashrdi3);
 DECLARE_EXPORT(__ashldi3);
 DECLARE_EXPORT(__lshrdi3);
+DECLARE_EXPORT(__ucmpdi2);
 
+EXPORT_SYMBOL(empty_zero_page);
 EXPORT_SYMBOL(__copy_tofrom_user);
+EXPORT_SYMBOL(__clear_user);
 EXPORT_SYMBOL(memset);
diff --git a/arch/openrisc/kernel/process.c b/arch/openrisc/kernel/process.c
index 828a29110459e8cb9f1e85b1b5033f30ef0348dd..f8da545854f979c33a7b3116d26d822caa46c494 100644
--- a/arch/openrisc/kernel/process.c
+++ b/arch/openrisc/kernel/process.c
@@ -90,6 +90,7 @@ void arch_cpu_idle(void)
 }
 
 void (*pm_power_off) (void) = machine_power_off;
+EXPORT_SYMBOL(pm_power_off);
 
 /*
  * When a process does an "exec", machine state like FPU and debug