On Mon, Apr 22 2024 at 16:09, Dongli Zhang wrote:
> On 4/22/24 13:58, Thomas Gleixner wrote:
>> On Thu, Apr 18 2024 at 18:33, Dongli Zhang wrote:
> Would you mind suggesting if the below commit message is fine to you?
>
>
> genirq/cpuhotplug: retry with cpu_online_mask when irq_do_set_affinity
Hi Thomas,
On 4/22/24 13:58, Thomas Gleixner wrote:
> On Thu, Apr 18 2024 at 18:33, Dongli Zhang wrote:
>
>> When a CPU is offline, its IRQs may migrate to other CPUs. For managed
>> IRQs, they are migrated, or shutdown (if all CPUs of the managed IRQ
>> affinity are offline). For regular IRQs,
On Thu, Apr 18 2024 at 18:33, Dongli Zhang wrote:
> When a CPU is offline, its IRQs may migrate to other CPUs. For managed
> IRQs, they are migrated, or shutdown (if all CPUs of the managed IRQ
> affinity are offline). For regular IRQs, there will only be a
> migration.
Please write out
When a CPU is offline, its IRQs may migrate to other CPUs. For managed
IRQs, they are migrated, or shutdown (if all CPUs of the managed IRQ
affinity are offline). For regular IRQs, there will only be a migration.
The migrate_one_irq() first uses pending_mask or affinity_mask of the IRQ.
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