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To:     Hannes Reinecke <hare@suse.de>
Subject: Re: [PATCH RFC 1/1] genirq: Make threaded handler use irq affinity  for managed interrupt
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Date:   Mon, 09 Dec 2019 15:17:48 +0000
From:   Marc Zyngier <maz@kernel.org>
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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...