On Sat, Sep 15, 2018 at 7:09 AM Deepa Dinamani <deepa.kernel@xxxxxxxxx> wrote: > +#if defined(CONFIG_64BIT_TIME) > + > +COMPAT_SYSCALL_DEFINE6(pselect6_time64, int, n, compat_ulong_t __user *, inp, > + compat_ulong_t __user *, outp, compat_ulong_t __user *, exp, > + struct __kernel_timespec __user *, tsp, void __user *, sig) I got a link error here since compat_sys_pselect6_time64 and compat_sys_ppoll_time64 are only defined when CONFIG_64BIT_TIME is set. I did not think we would select this symbol on arm64, is that a mistake on my side, or should the #ifdef check be removed? Arnd