Re: RFC: issues concerning the next NAPI interface

David Miller
2007-08-27T21:57:53Z

From: James Chapman <jchapman@katalix.com>
Date: Mon, 27 Aug 2007 22:41:43 +0100

> I don't recall saying anything in previous posts about this. Are you
> confusing my posts with Jan-Bernd's?

Yes, my bad.

> Jan-Bernd has been talking about using hrtimers to _reschedule_
> NAPI. My posts are suggesting an alternative mechanism that keeps
> NAPI active (with interrupts disabled) for a jiffy or two after it
> would otherwise have gone idle in order to avoid too many interrupts
> when the packet rate is such that NAPI thrashes between poll-on and
> poll-off.

So in this scheme what runs ->poll() to process incoming packets?
The hrtimer?