KAMEZAWA Hiroyuki wrote:
> Following patch is for successful rmdir in memory cgroup.
>
> Currently, rmdir against memory cgroup will fail if charged page caches are
> in cgroup.
> (even if no tasks in cgroup.)
>
> I don't like this. This patch implements "forced" uncharge against memory
> cgroup.
> Uncharged pages will be charged again when some other cgroup/task accesses it.
>
> I wonder that all unmapped page-caches in cgroup should be uncharged if "1"
> is written to
> control_type.
>
> I'm grad if I can hear memory controller's policy about "rmdir" against
> no-task-cgroup.
>
> Thanks,
> -Kame
Hi, Kamezawa-San,
Thanks for looking into this, I am traveling. I'll review and respond
once I am back
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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