diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h
index 4e1948447a00..446881439675 100644
--- a/arch/ia64/include/asm/atomic.h
+++ b/arch/ia64/include/asm/atomic.h
@@ -41,7 +41,7 @@ ia64_atomic_add (int i, atomic_t *v)
 	return new;
 }
 
-static __inline__ int
+static __inline__ long
 ia64_atomic64_add (__s64 i, atomic64_t *v)
 {
 	__s64 old, new;
@@ -69,7 +69,7 @@ ia64_atomic_sub (int i, atomic_t *v)
 	return new;
 }
 
-static __inline__ int
+static __inline__ long
 ia64_atomic64_sub (__s64 i, atomic64_t *v)
 {
 	__s64 old, new;
@@ -107,7 +107,7 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
 
 #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
 
-static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u)
+static __inline__ long atomic64_add_unless(atomic64_t *v, long a, long u)
 {
 	long c, old;
 	c = atomic64_read(v);
@@ -158,7 +158,7 @@ atomic_add_negative (int i, atomic_t *v)
 	return atomic_add_return(i, v) < 0;
 }
 
-static __inline__ int
+static __inline__ long
 atomic64_add_negative (__s64 i, atomic64_t *v)
 {
 	return atomic64_add_return(i, v) < 0;