On Thu, 8 Sep 2016, Ingo Molnar wrote: > * Masahiro Yamada <yamada.masah...@socionext.com> wrote: > > static unsigned long set_apic_id(unsigned int id) > > { > > - unsigned long x; > > - > > /* maskout x2apic_extra_bits ? */ > > - x = id; > > - return x; > > + return id; > > } > > This was clearly left there to document a quirk and as a placeholder for > future > changes.
Keeping the comment and rewording it to: /* CHECKME: Do we need to mask out the xapic extra bits */ should be good enough. The variable dance is not really giving any value. Thanks, tglx