diff --git a/common_arm64.h b/common_arm64.h
index d80b9e434..876a4aa6d 100644
--- a/common_arm64.h
+++ b/common_arm64.h
@@ -55,6 +55,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef ASSEMBLER
 
 
+#ifndef NO_AFFINITY
 static __inline int WhereAmI(void){
   uint64_t ret;
   __asm__ volatile (
@@ -67,6 +68,7 @@ static __inline int WhereAmI(void){
   if ((int)ret <0) ret = 0;
   return (int)ret;
 }
+#endif
 
 static __inline void blas_lock(volatile BLASULONG *address){