Messages in this thread | | | Date | Tue, 28 Jan 2014 16:06:30 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH] nohz: ensure users are aware boot CPU is not NO_HZ_FULL |
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On Tue, Jan 28, 2014 at 12:10:49PM -0500, Paul Gortmaker wrote: > This bit of information is in the Kconfig help text: > > Note the boot CPU will still be kept outside the range to > handle the timekeeping duty. > > However neither the variable NO_HZ_FULL_ALL, or the prompt > convey this important detail, so lets add it to the prompt > to make it more explicitly obvious to the average user. > > Cc: Frederic Weisbecker <fweisbec@gmail.com> > Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> > Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> --- > kernel/time/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig > index 3ce6e8c5f3fc..76a1fbef1fd8 100644 > --- a/kernel/time/Kconfig > +++ b/kernel/time/Kconfig > @@ -124,7 +124,7 @@ config NO_HZ_FULL > endchoice > > config NO_HZ_FULL_ALL > - bool "Full dynticks system on all CPUs by default" > + bool "Full dynticks system on all (but boot) CPUs by default" > depends on NO_HZ_FULL > help > If the user doesn't pass the nohz_full boot option to > -- > 1.8.5.2 >
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