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SubjectRe: [-mm] Disable the memory controller by default
KOSAKI Motohiro wrote:
>> The boot control options apply to all controllers and we want to allow
>> controllers to decide whether they should be turned on or off. With sufficient
>> documentation support in Documentation/kernel-parameters.txt, don't you think we
>> can expect this to work as the user intended?
> 2 parameter is wrong?
> cgroup_disable= [KNL] Disable a particular controller
> Format: {name of the controller(s) to disable}
> cgroup_enable= [KNL] Enable a particular controller
> Format: {name of the controller(s) to enable}

No, it is not all bad. That can be done, but we need to guard against a usage like

cgroup_disable=memory cgroup_enable=memory

The user will probably get what he/she deserves for it.

Warm Regards,
Balbir Singh
Linux Technology Center

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