Re: [GIT PULL] nohz fixes

From: Ingo Molnar
Date: Thu Jul 25 2013 - 17:04:34 EST



* Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:

> Ingo,
>
> Please pull the timers/urgent branch that can be found at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git
> timers/urgent
>
> Just one thing you need to know: you reported me that the warning was
> "too much" to tell the user that he can't use full dynticks due to unstable tsc.
>
> I discussed that with Steve and we concluded that we could keep the warning but
> only trigger it if the user explicitly wants to use the full dynticks which we
> deduce by checking if he filled the nohz_full= boot parameter or he selected
> CONFIG_NO_HZ_FULL_ALL. This way we make sure that the user knows what's going
> on but only if he really expected to use it.
>
> If you still consider the tainting warning to be too much a hammer, even if only
> real users are warned, then tell me and I'll change that to some way you
> prefer.
>
>
> Thanks,
> Frederic
> ---
>
> Li Zhong (1):
> nohz: fix compile warning in tick_nohz_init()
>
> Steven Rostedt (1):
> nohz: Do not warn about unstable tsc unless user uses nohz_full
>
>
> kernel/time/tick-sched.c | 5 ++---
> 1 files changed, 2 insertions(+), 3 deletions(-)

Pulled, thanks Frederic!

Ingo
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