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

jamal
2001-10-08T15:13:05Z

On Mon, 8 Oct 2001, Alan Cox wrote:

> 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)

Agreed. As long as the IRQ flood protector can do proper isolation.
Here's hat i see on my dell latitude laptop with a built in ethernet (not
cardbus related ;->)

-------------------------------
[root@jzny /root]# cat /proc/interrupts
CPU0
0: 29408219 XT-PIC timer
1: 332192 XT-PIC keyboard
2: 0 XT-PIC cascade
10: 643040 XT-PIC Texas Instruments PCI1410 PC card Cardbus
Controller, eth0
11: 17 XT-PIC usb-uhci
12: 2207062 XT-PIC PS/2 Mouse
14: 307504 XT-PIC ide0
NMI: 0
LOC: 0
ERR: 0
MIS: 0
-----------------------------

cheers,
jamal