On Tue, 14 Sept 2021 at 17:41, Linus Torvalds <torva...@linux-foundation.org> wrote: > > On Tue, Sep 14, 2021 at 5:10 AM Ard Biesheuvel <a...@kernel.org> wrote: > > > > The CPU field will be moved back into thread_info even when > > THREAD_INFO_IN_TASK is enabled, so add it back to arm64's definition of > > struct thread_info. > > The series looks sane to me, but it strikes me that it's inconsistent > - here for arm64, you make it unconditional, but for the other > architectures you end up putting it inside a #ifdef CONFIG_SMP. > > Was there some reason for this odd behavior? >
Yes. CONFIG_SMP is a 'def_bool y' on arm64.
