Hi Paul,

On Wed, May 13, 2015 at 12:30 AM, Paul E. McKenney
<paul...@linux.vnet.ibm.com> wrote:
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -1373,6 +1373,17 @@ config RCU_TRACE
>           Say Y here if you want to enable RCU tracing
>           Say N if you are unsure.
>
> +config RCU_EQS_DEBUG
> +       bool "Use this when adding any sort of NO_HZ support to your arch"

This sounds a bit fuzzy. Can you please provide a better one-line description?
Thanks!

> +       depends on DEBUG_KERNEL
> +       help
> +         This option provides consistency checks in RCU's handling of
> +         NO_HZ.  These checks have proven quite helpful in detecting
> +         bugs in arch-specific NO_HZ code.
> +
> +         Say N here if you need ultimate kernel/user switch latencies
> +         Say Y if you are unsure

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@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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