Messages in this thread | | | Date | Wed, 3 Oct 2001 20:44:30 -0400 (EDT) | From | jamal <> | Subject | Re: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5 |
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On Wed, 3 Oct 2001, Ingo Molnar wrote:
> i like this approach very much, and indeed this is not polling in any way. > > i'm worried by the dev->quota variable a bit. As visible now in the > 2.4.10-poll.pat and tulip-NAPI-010910.tar.gz code, it keeps calling the > ->poll() function until dev->quota is gone. I think it should only keep > calling the function until the rx ring is fully processed - and it should > re-enable the receiver afterwards, when exiting net_rx_action.
This would result in an unfairness. Think of one device which receives packets really fast that it takes most of the CPU capacity just processing it.
cheers, jamal
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