cgroup/cpuset: Keep track of CPUs in isolated partitions

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Add a new internal isolated_cpus mask to keep track of the CPUs that are in
isolated partitions. Expose that new cpumask as a new root-only control file
".cpuset.cpus.isolated".

tj: Updated patch description to reflect dropping __DEBUG__ prefix.

Signed-off-by: Waiman Long <longman@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

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Waiman Long 2023-10-25 14:25:54 -04:00 • committed by Tejun Heo

parent 14060dfc48

commit 11e5f407b6

1 changed files with 127 additions and 63 deletions

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kernel/cgroup/cpuset.c

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