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

From: Robert Olsson (Robert.Olsson@data.slu.se)
Date: Thu Oct 04 2001 - 08:05:05 EST


Ingo Molnar writes:
>
> i'm asking the following thing. dev->quota, as i read the patch now, can
> cause extra calls to ->poll() even though the RX ring of that particular
> device is empty and the driver has indicated it's done processing RX
> packets. (i'm now assuming that the extra-polling-for-a-jiffy line in the
> current patch is removed - that one is a showstopper to begin with.) Is
> this claim of mine correct?

 Hello!

 Well I'm the one to blame... :-) This comes from my experiments to delay
 to polling before going into RX-irq-enable mode. This is one of the areas
 to be addressed further with NAPI. And this code was not in any of the
 files that I announced I think..?

 Cheers.

                                                --ro
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