Re: system lockup - ata spurious interrupts - somehow updated

From: Søren Schmidt <sos_at_DeepCore.dk>
Date: Sun, 21 Mar 2004 16:31:53 +0100
Putinas Piliponis wrote:
> I hope what sooner or later, you will have such hw. I wish I could provide
> it, but I am not that rich.

Nor am I or it would be here already :/

> One more question, with today kernel, vmstat -i doesn't list my second
> sata controller as using irq at all.
> I see what ata0 and ata1 are reporting using irq, but ata2 and ata3 is 
> using only
> port. Does it mean, what my hardware generates interrupt even if it's 
> not asked
> for ?

No, its because interrupts are only listed on the two master devices (ie 
those on irq 14 & 15) for hysterical reasons. On PCI attached devices 
the irq from the atapciN device is used for both channels.

-- 
-Søren
Received on Sun Mar 21 2004 - 06:32:10 UTC

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