2013/4/10 Ingo Molnar :
>> Agreed. I mentioned that in the pull request. It's again due to an
>> arbitrary Kconfig limitation. The following:
>>
>> config X
>> select Y
>>
>> doesn't work if Y is part of a Kconfig "choice".
>> I have a patch that fixes in Kconfig, will submit it to Mich
* Frederic Weisbecker wrote:
> 2013/4/8 Ingo Molnar :
> > I pulled it into tip:timers/nohz and will push it out if it passes testing
> > because
> > I like the improvements - but there's still a few things missing I think.
> >
> > Firstly, I performed this "how are users exposed to this new fea
2013/4/8 Ingo Molnar :
> I pulled it into tip:timers/nohz and will push it out if it passes testing
> because
> I like the improvements - but there's still a few things missing I think.
>
> Firstly, I performed this "how are users exposed to this new feature" test:
>
>git checkout v3.9-rc6
>
On Wed, 10 Apr 2013, Frederic Weisbecker wrote:
> I don't know which tree you are using. But if you have that patch in:
This is tip timers/nohz
> http://git.kernel.org/cgit/linux/kernel/git/frederic/linux-dynticks.git/commit/?h=3.9-rc1-nohz1&id=451128553e5e827dccc6cbcd24238470ec693d90
> looking
2013/4/4 Christoph Lameter :
> It seems that nohz still has no effect.
>
> 3.9-rc5 + patches. Affinity of init set to 0,1 so no
> tasks are running on 9. The "latencytest" used here is part of my
> lldiag-0.15 toolkit.
>
> First test without any special kernel parameters. nohz off right?
>
> $ nice
* Frederic Weisbecker wrote:
> Ingo,
>
> This set addresses your review concerning the Kconfig layout.
> Please note two things here that derive from what we agreed
> on due to technical limitations:
>
> * Now the full dynticks Kconfig is not hidden anymore behind its
> high level dependencies
On Thu, 4 Apr 2013, Gilad Ben-Yossef wrote:
> Here is the last version I posted over a year ago. You were CCed and
> provided very useful feedback:
>
> http://lkml.indiana.edu/hypermail/linux/kernel/1205.0/01291.html
Ah. yes I remember now.
> Based on your feedback I re-spun them but never gotte
Hi,
[ Sorry for dropping LKML on my previous email. It was caused by
replying from my smartphone. Adding everyone back now ]
On Thu, Apr 4, 2013 at 9:23 PM, Christoph Lameter wrote:
>
> On Thu, 4 Apr 2013, Gilad Ben-Yossef wrote:
>
> > The vmstat work item leaving a timer running on the CPU, per
It seems that nohz still has no effect.
3.9-rc5 + patches. Affinity of init set to 0,1 so no
tasks are running on 9. The "latencytest" used here is part of my
lldiag-0.15 toolkit.
First test without any special kernel parameters. nohz off right?
$ nice -5 taskset -c 9 latencytest
CPUs: Freq=2.9
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