Messages in this thread | | | Date | Mon, 10 Jul 2023 20:21:43 -0400 | Subject | Re: [PATCH v4 8/9] cgroup/cpuset: Documentation update for partition | From | Waiman Long <> |
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On 7/10/23 17:30, Tejun Heo wrote: > Hello, > > On Tue, Jun 27, 2023 at 10:35:07AM -0400, Waiman Long wrote: > ... >> + There are two types of partitions - local and remote. A local >> + partition is one whose parent cgroup is also a valid partition >> + root. A remote partition is one whose parent cgroup is not a >> + valid partition root itself. Writing to "cpuset.cpus.exclusive" >> + is not mandatory for the creation of a local partition as its >> + "cpuset.cpus.exclusive" file will be filled in automatically if >> + it is not set. The automaticaly set value will be based on its >> + "cpuset.cpus" value. Writing the proper "cpuset.cpus.exclusive" >> + values down the cgroup hierarchy is mandatory for the creation >> + of a remote partition. > Wouldn't a partition root's cpus.exclusive always contain all of the CPUs in > its cpus? Would it make sense for cpus.exclusive to be different from .cpus? > > Thanks.
In auto-filled case, it should be the same as cpuset.cpus. I will clarify that in the documentation. Thanks for catching that.
Cheers, Longman
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