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

To: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5
From: jamal <hadi@xxxxxxxxxx>
Date: Mon, 8 Oct 2001 11:20:32 -0400 (EDT)
Cc: Jeff Garzik <jgarzik@xxxxxxxxxxxxxxxx>, Andrea Arcangeli <andrea@xxxxxxx>, Ingo Molnar <mingo@xxxxxxx>, Linux-Kernel <linux-kernel@xxxxxxxxxxxxxxx>, <netdev@xxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxx>
In-reply-to: <E15qcES-0000rh-00@the-village.bc.nu>
Sender: owner-netdev@xxxxxxxxxxx

On Mon, 8 Oct 2001, Alan Cox wrote:

> It doesnt save you from horrible performance. NAPI is there to do that, it
> saves you from a dead box. You can at least rmmod the cardbus controller
> with protection in place (or go looking for the problem with a debugger)

I hear you, but I think isolation is important;
If i am telneted (literal example here) onto that machine (note eth0 is
not cardbus based) and cardbus is causing the loops then iam screwed.
[The same applies to everything that shares interupts]

cheers,
jamal


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