Messages in this thread |  | | Subject | Re: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5 | Date | Mon, 8 Oct 2001 16:12:53 +0100 (BST) | From | Alan Cox <> |
| |
> I think (Ingo's?) analogy of an airbag was appropriate, if that's indeed > how the code winds up functioning.
Very much so
"Driver killed because the air bag enable is off by default and only mentioned on page 87 of the handbook in a footnote"
> Having a mechanism that prevents what would otherwise be a lockup is > useful. NAPI is useful. Having both would be nice :)
NAPI is important - the irq disable tactic is a last resort. If the right hardware is irq flood aware it should only ever trigger to save us from irq routing errors (eg cardbus hangs) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |