Re: [tip:sched/core] sched: Untangle cpu-load and timekeeping code

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Jan 26, 2011 at 12:14:43PM +0000, tip-bot for Peter Zijlstra wrote:
> Commit-ID:  18a57c3b43781ea83c3bb21c3add84ba890d5fb3
> Gitweb:     http://git.kernel.org/tip/18a57c3b43781ea83c3bb21c3add84ba890d5fb3
> Author:     Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
> AuthorDate: Tue, 25 Jan 2011 11:30:35 +0100
> Committer:  Ingo Molnar <mingo@xxxxxxx>
> CommitDate: Wed, 26 Jan 2011 12:33:23 +0100
> 
> sched: Untangle cpu-load and timekeeping code
> 
> Remove the calc_global_load() call from the timekeeping code and make
> it local to the scheduler.
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
> LKML-Reference: <new-submission>
> Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> ---
> +static void calc_global_load(unsigned long __data)
>  {
>  	long active;
>  
> -	calc_global_nohz(ticks);
> +	calc_global_nohz();
>  
>  	if (time_before(jiffies, calc_load_update + 10))
>  		return;

We should not do this checking any more. In normal case,
it will always return false.
If it indeed returns true for some reason, we will lose the
timer forever.

Thanks,
Yong
--
To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Stable Commits]     [Linux Stable Kernel]     [Linux Kernel]     [Linux USB Devel]     [Linux Video &Media]     [Linux Audio Users]     [Yosemite News]     [Linux SCSI]

  Powered by Linux