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[release-4.14][manual] OCPBUGS-30980: irqbalance: set banned cpus list to '0' #994

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merged 1 commit into from
Mar 17, 2024

Commits on Mar 16, 2024

  1. irqbalance: set banned cpus list to 0

    Empty irqbalance ban list means that irqbalance will be calculated by default.
    The default will exclude all isolated and nohz_full cpus from the mask
    resulting in the irq’s being balanced over the reserved cpus only,
    breaking the user intent.
    
    CPU numbers which have their corresponding bits set to one in the ban mask
    will not have any irq's assigned to them on rebalance.
    Then we should set the mask to zero, so all cpus will participate in load balancing.
    yanirq committed Mar 16, 2024
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