[Devel] Re: [PATCH 0/4] swapcgroup(v2)

[Balbir Singh]

Daisuke Nishimura wrote:
> Hi.
> 
> I updated my swapcgroup patch.
> 
> Major changes from previous version(*1):
> - Rebased on 2.6.26-rc2-mm1 + KAMEZAWA-san's performance
>   improvement patchset v4.
> - Implemented as a add-on to memory cgroup.
>   So, there is no need to add a new member to page_cgroup now.
> - (NEW)Modified vm_swap_full() to calculate the rate of
>   swap usage per cgroup.
> 
> Patchs:
> - [1/4] add cgroup files
> - [2/4] add member to swap_info_struct for cgroup
> - [3/4] implement charge/uncharge
> - [4/4] modify vm_swap_full for cgroup
> 
> ToDo:
> - handle force_empty.
> - make it possible for users to select if they use
>   this feature or not, and avoid overhead for users
>   not using this feature.
> - move charges along with task move between cgroups.
> 

Thanks for looking into this. Yamamoto-San is also looking into a swap
controller. Is there a consensus on the approach?

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