system lockup - ata spurious interrupts - somehow updated
Søren Schmidt
sos at DeepCore.dk
Sun Mar 21 07:32:10 PST 2004
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
More information about the freebsd-current
mailing list