linux-kernel - Re: [patch 06/15] sched: accumulate per-cfs_rq cpu usage and charge against bandwidth

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Message-ID: <BANLkTikj=a9LgrazL5GSk3NMYFY741gKUQ@mail.gmail.com>
Date:	Wed, 11 May 2011 02:25:34 -0700
From:	Paul Turner <pjt@...gle.com>
To:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Bharata B Rao <bharata@...ux.vnet.ibm.com>,
	Dhaval Giani <dhaval.giani@...il.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Pavel Emelyanov <xemul@...nvz.org>,
	Nikhil Rao <ncrao@...gle.com>
Subject: Re: [patch 06/15] sched: accumulate per-cfs_rq cpu usage and charge
 against bandwidth

On Tue, May 10, 2011 at 12:22 AM, Hidetoshi Seto
<seto.hidetoshi@...fujitsu.com> wrote:
> (2011/05/03 18:28), Paul Turner wrote:
>> Index: tip/include/linux/sched.h
>> ===================================================================
>> --- tip.orig/include/linux/sched.h
>> +++ tip/include/linux/sched.h
>> @@ -1958,6 +1958,10 @@ int sched_cfs_consistent_handler(struct
>>               loff_t *ppos);
>>  #endif
>>
>> +#ifdef CONFIG_CFS_BANDWIDTH
>> +extern unsigned int sysctl_sched_cfs_bandwidth_slice;
>> +#endif
>> +
>>  #ifdef CONFIG_SCHED_AUTOGROUP
>>  extern unsigned int sysctl_sched_autogroup_enabled;
>>
>
> Nit: you can reuse ifdef just above here.

Thanks!  I think this was actually a quilt-mis-merge when I was
shuffling the order of things around.  Definitely makes sense to
combine them.

>
> +#ifdef CONFIG_CFS_BANDWIDTH
> +extern unsigned int sysctl_sched_cfs_bandwidth_consistent;
> +
> +int sched_cfs_consistent_handler(struct ctl_table *table, int write,
> +               void __user *buffer, size_t *lenp,
> +               loff_t *ppos);
> +#endif
> +
> +#ifdef CONFIG_CFS_BANDWIDTH
> +extern unsigned int sysctl_sched_cfs_bandwidth_slice;
> +#endif
> +
>
> Reviewed-by: Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
>
>
> Thanks,
> H.Seto
>
>
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