[Devel] Re: [RFC][-mm] Memory controller hierarchy support (v1)

[Balbir Singh]

Pavel Emelyanov wrote:
> 
> Are you going to split this patch? As is it looks rather huge :)
> 

Sure

>> TODO's/Open Questions
>>
>> 1. We need to hold cgroup_mutex while walking through the children
>>    in reclaim. We need to figure out the best way to do so. Should
>>    cgroups provide a helper function/macro for it?
>> 2. Do not allow children to have a limit greater than their parents.
>> 3. Allow the user to select if hierarchial support is required
>> 4. Fine tune reclaim from children logic
>>
> 
> I though about it recently. Can we have a cgroup file, which will
> control whether to attach a res_counter to the parent? This will
> address the YEMEMOTO's question about the performance.
> 

It's one of the TODOS

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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