Re: [PATCH v11 3/8] cgroup/cpuset: Allow no-task partition to have empty cpuset.cpus.effective

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On 6/12/22 13:40, Tejun Heo wrote:
Hello,

Sorry about the long delay.

On Tue, May 10, 2022 at 11:34:08AM -0400, Waiman Long wrote:
Once a partition with empty "cpuset.cpus.effective" is formed, no
new task can be moved into it until "cpuset.cpus.effective" becomes
non-empty.
This is always true due to no-tasks-in-intermediate-cgroups requirement,
right?

I seems to remember there are corner cases where a task can be moved to an intermediate cgroup under circumstances. I need to dig further to find out what it is.

Cheers,
Longman




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