linux-kernel - Re: [PATCH 1/2] nohz: clean up select_nohz_load

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Date:	Tue, 11 Sep 2012 09:27:24 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	mingo@...hat.com, tglx@...utronix.de, linux-kernel@...r.kernel.org,
	Venkatesh Pallipadi <venki@...gle.com>,
	Suresh Siddha <suresh.b.siddha@...el.com>
Subject: Re: [PATCH 1/2] nohz: clean up select_nohz_load_balancer()

On 09/10/2012 11:26 PM, Peter Zijlstra wrote:

> On Mon, 2012-09-10 at 15:10 +0800, Alex Shi wrote:
>> There is no load_balancer to be selected now. It just set state of
>> nohz tick stopping.
>>
>> So rename the function, pass the 'cpu' from parameter and then
>> remove the useless calling from tick_nohz_restart_sched_tick().
> 
> Please check who wrote the code you're patching and attempt to CC them
> as well, in this case Venki and Suresh.


Thanks! will care about this from now on.

> 
> I think the patch is fine, although I think we could have picked a
> better name, how about nohz_balance_enter_idle() ?


nohz_balance_enter_idle is good a name too. but I name it as
set_nohz_tick_stopped, since there is a clear_nohz_tick_stopped(), that
just do the opposed action of this function. According to this, is it
better to another function to nohz_balance_leave_idle()?
Or keep their current name?

Thanks
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