Re: [PATCH 3/4] nvme: pci: pass IRQF_RESCURE_THREAD to request_threaded_irq

Bart Van Assche
2019-08-27T15:10:47Z

On 8/27/19 1:53 AM, Ming Lei wrote:
> If one vector is spread on several CPUs, usually the interrupt is only
> handled on one of these CPUs.

Is that perhaps a limitation of x86 interrupt handling hardware? See
also the description of physical and logical destination mode of the
local APIC in the Intel documentation.

Does that limitation also apply to other platforms than x86?

Thanks,

Bart.