Re: [PATCH 4/4] cgroup: implement task_cgroup_path_from_hierarchy()

From: Tejun Heo
Date: Sun Apr 14 2013 - 23:57:38 EST

Hey, Li.

On Mon, Apr 15, 2013 at 11:49:57AM +0800, Li Zefan wrote:
> But if id is invalid, idr_find() will return NULL. As long as root is not NULL,
> task_cgroup_from_root() will always return a valid cgroup.

I'm hopping across multiple devel branches quickly today and somewhat
tipsy. Sorry about the blabber. :)

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