diff --git a/arch/x86/include/asm/pda.h b/arch/x86/include/asm/pda.h
index 2fbfff88df37b5dec026772c61ac2b11fa61e1be..cbd3f48a8320c4111652f1cc8836445173297dd3 100644
--- a/arch/x86/include/asm/pda.h
+++ b/arch/x86/include/asm/pda.h
@@ -78,7 +78,7 @@ do {									\
 	case 8:								\
 		asm(op "q %1,%%gs:%c2":					\
 		    "+m" (_proxy_pda.field) :				\
-		    "ri" ((T__)val),					\
+		    "r" ((T__)val),					\
 		    "i"(pda_offset(field)));				\
 		break;							\
 	default:							\