1 diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h
2 index fa6ca87..4add355 100644
3 --- a/include/asm-s390/ptrace.h
4 +++ b/include/asm-s390/ptrace.h
5 @@ -475,7 +475,7 @@ extern void show_regs(struct pt_regs * regs);
7 psw_set_key(unsigned int key)
9 - asm volatile("spka 0(%0)" : : "d" (key));
10 + __asm__ __volatile__("spka 0(%0)" : : "d" (key));
13 #endif /* __ASSEMBLY__ */