Re: Seems like "sched: Add missing call to calc_load_exit_idle()"should be reverted in 3.5 branch

[Greg Kroah-Hartman]

On Thu, Oct 04, 2012 at 12:11:01PM +0800, Huacai Chen wrote:
> Hi, Greg
> 
> I found that Linux-3.5.5 accept this commit "sched: Add missing call
> to calc_load_exit_idle()" but I think this isn't needed. Because
> "5167e8d5417b sched/nohz: Rewrite and fix load-avg computation --
> again not fully applied" is true for 3.6 branch, but not for 3.5
> branch.

But 5167e8d5417b is in 3.5, so shouldn't this commit still be necessary?

> In 3.5 branch, calc_load_exit_idle() is already called in
> tick_nohz_idle_exit(), it doesn't need to be called at
> tick_nohz_update_jiffies() again. In 3.6 branch, some code of
> tick_nohz_idle_exit() is splitted to tick_nohz_restart_sched_tick()
> and calc_load_exit_idle() is missing by accident, so commit "sched:
> Add missing call to calc_load_exit_idle()" is needed.

So this really should be dropped from 3.5?  Charles, Peter, Ingo, any
thoughts here?

thanks,

greg k-h
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