Re: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5

kuznet
2001-10-03T16:54:06Z

Hello!

> In a generic computing environment i want to spend cycles doing useful
> work, not polling.

Ingo, "polling" is wrong name. It does not poll. :-)
Actually, this misnomer is the worst thing whic I worried about.

Citing my old explanation:

>"Polling" is not a real polling in fact, it just accepts irqs as
>events waking rx softirq with blocking subsequent irqs.
>Actual receive happens at softirq.
>
>Seems, this approach solves the worst half of livelock problem completely:
>irqs are throttled and tuned to load automatically.
>Well, and drivers become cleaner.

Alexey