Re: [PATCH 4/6] cgroup: don't use subsys->can_attach_task() or->attach_task()

[KAMEZAWA Hiroyuki]

On Fri, 26 Aug 2011 00:43:10 +0200
Tejun Heo <tj@xxxxxxxxxx> wrote:

> Now that subsys->can_attach() and attach() take @tset instead of
> @task, they can handle per-task operations.  Convert
> ->can_attach_task() and ->attach_task() users to use ->can_attach()
> and attach() instead.  Most converions are straight-forward.
> Noteworthy changes are,
> 
> * In cgroup_freezer, remove unnecessary NULL assignments to unused
>   methods.  It's useless and very prone to get out of sync, which
>   already happened.
> 
> * In cpuset, PF_THREAD_BOUND test is checked for each task.  This
>   doesn't make any practical difference but is conceptually cleaner.
> 
> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
> Cc: Paul Menage <paul@xxxxxxxxxxxxxx>
> Cc: Li Zefan <lizf@xxxxxxxxxxxxxx>
> Cc: Balbir Singh <bsingharora@xxxxxxxxx>
> Cc: Daisuke Nishimura <nishimura@xxxxxxxxxxxxxxxxx>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> Cc: James Morris <jmorris@xxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxx>
> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

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