On Thu, Sep 06, 2018 at 04:02:42PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren <ren_guo@xxxxxxxxx> wrote: > > > + > > + /* > > + * __NR_rt_sigreturn must be 173 > > + * Because gcc/config/csky/linux-unwind.h use hard code to parse rt_sigframe. > > + */ > > + err = setup_vdso_page(vdso->rt_signal_retcode); > > + if (err) panic("Cannot set signal return code, err: %x.", err); > > __NR_rt_sigreturn is 139 Yes, we've changed to use asm-generic define, and I forgot to update the comment. Guo Ren