Re: [PATCH RFC 1/1] genirq: Make threaded handler use irq affinity for managed interrupt

Marc Zyngier
2019-12-09T15:18:01Z

On 2019-12-09 15:09, Hannes Reinecke wrote:

[slight digression]

> My idea here is slightly different: can't we leverage SMT?
> Most modern CPUs do SMT (I guess even ARM does it nowadays)
> (Yes, I know about spectre and things. We're talking performance here
> :-)

I only know two of those: Cavium TX2 and ARM Neoverse-E1.
ARM SMT CPUs are the absolute minority (and I can't say I'm
displeased).

M,
--
Jazz is not dead. It just smells funny...