Messages in this thread | | | Date | Sat, 7 Sep 2013 13:22:57 +0200 | Subject | Re: [PATCH tip/core/rcu 8/9] nohz_full: Add full-system-idle state machine | From | Geert Uytterhoeven <> |
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On Fri, Sep 6, 2013 at 8:50 PM, Geert Uytterhoeven <geert@linux-m68k.org> wrote: > On Fri, Sep 6, 2013 at 7:30 PM, Paul E. McKenney > <paulmck@linux.vnet.ibm.com> wrote: >>> Furthermore, it seems only hexagon, metag, mips, and x86 set NR_CPUS to 1 >>> if !SMP. On other architectures, NR_CPUS is not defined and presumed to be 0. >> >> Would it make sense to require that NR_CPUS=1 for !SMP? > > Yes, this looks reasonable to me.
Perhaps we can invert the logic and define only NR_CPUS in arch-specific code, and derive SMP from NR_CPUS != 1 in generic code?
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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