On Tue, Jul 16, 2019 at 8:22 AM Vasily Averin <vvs@xxxxxxxxxxxxx> wrote: > > generic smp version of arch_futex_atomic_op_inuser() always returns -ENOSYS > > Signed-off-by: Vasily Averin <vvs@xxxxxxxxxxxxx> Acked-by: Arnd Bergmann <arnd@xxxxxxxx> I see what you mean now, I got confused earlier when I looked at the non-SMP version of the same function.