Messages in this thread |  | | | Date | Sat, 21 Oct 2006 16:14:10 +1000 | | From | Nick Piggin <> | | Subject | Re: [RFC] cpuset: add interface to isolated cpus |
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Paul Jackson wrote: > Nick wrote: > >>Or, another question, how does my patch hijack cpus_allowed? In >>what way does it change the semantics of cpus_allowed? > > > It limits load balancing for tasks in cpusets containing > a superset of that cpusets cpus. > > There are always such cpusets - the top cpuset if no other.
Ah OK, and there is my misunderstanding with cpusets. From the documentation it appears as though cpu_exclusive cpusets are made in order to do the partitioning thing.
If you always have other domains overlapping them (regardless that it is a parent), then what actual use does cpu_exclusive flag have?
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