Messages in this thread | | | Date | Mon, 29 Jun 2015 22:58:51 +0200 | Subject | Re: [PATCH tip/core/rcu 24/24] rcu: Conditionally compile RCU's eqs warnings | From | Geert Uytterhoeven <> |
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Hi Paul,
On Mon, Jun 29, 2015 at 10:55 PM, Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote: > On Mon, Jun 29, 2015 at 11:39:13AM +0200, Geert Uytterhoeven wrote: >> On Wed, May 13, 2015 at 12:30 AM, Paul E. McKenney >> <paulmck@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! > > So the point of this Kconfig option is to provide WARN_ON()s that catch > bug such as telling RCU that a given CPU entered idle, but failing to > tell RCU when that CPU later leaves idle. So how about this? > > + bool "Provide debugging asserts for adding NO_HZ support to an arch"
Much better, thanks!
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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