Messages in this thread | | | Date | Fri, 15 Sep 2017 08:51:15 -0700 | From | Tejun Heo <> | Subject | Re: [PATCH V3 1/4] kthread: add a mechanism to store cgroup info |
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On Thu, Sep 14, 2017 at 02:02:04PM -0700, Shaohua Li wrote: > From: Shaohua Li <shli@fb.com> > > kthread usually runs jobs on behalf of other threads. The jobs should be > charged to cgroup of original threads. But the jobs run in a kthread, > where we lose the cgroup context of original threads. The patch adds a > machanism to record cgroup info of original threads in kthread context. > Later we can retrieve the cgroup info and attach the cgroup info to jobs. > > Since this mechanism is only required by kthread, we store the cgroup > info in kthread data instead of generic task_struct. > > Signed-off-by: Shaohua Li <shli@fb.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks.
-- tejun
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