Re: [PATCH 4/8] cgroups: New cancel_attach_task subsystem callback

[Li Zefan]

Frederic Weisbecker wrote:
> To cancel a process attachment on a subsystem, we only call the
> cancel_attach() callback once on the leader but we have no
> way to cancel the attachment individually for each member of
> the process group.
> 
> This is going to be needed for the max number of tasks susbystem
> that is coming.
> 
> To prepare for this integration, call a new cancel_attach_task()
> callback on each task of the group until we reach the member that
> failed to attach.
> 

Document this new callback in Documentation/cgroups/cgroups.txt

--
Li Zefan
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