Re: 2.6.18-rc1-mm1

Andrew Morton
2006-07-09T21:41:05Z

On Sun, 9 Jul 2006 10:33:12 -0700
"Randy.Dunlap" <rdunlap@xenotime.net> wrote:

> > [root@tornado ~]# cat /proc/interrupts
> > CPU0 CPU1
> > 0: 258266 0 IO-APIC-edge timer
> > 4: 355 0 IO-APIC-edge serial
> > 6: 5 0 IO-APIC-edge floppy
> > 8: 1 0 IO-APIC-edge rtc
> > 9: 0 0 IO-APIC-fasteoi acpi
> > 14: 28 0 IO-APIC-edge libata
> > 15: 0 0 IO-APIC-edge libata
> > 16: 0 0 IO-APIC-fasteoi uhci_hcd:usb5
> > 18: 0 0 IO-APIC-fasteoi uhci_hcd:usb4
> > 19: 980 0 IO-APIC-fasteoi uhci_hcd:usb3, serial
> > 23: 105 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2
> > 313: 82513 0 PCI-MSI-<NULL> eth0
> > 314: 57370 0 PCI-MSI-<NULL> libata
>
> "We" need to fix that <NULL> there.

Seems that irq_desc[i].handle_irq is msi_irq_wo_maskbit_type or
msi_irq_w_maskbit_type and kernel/irq/chip.c:handle_irq_name() doesn't know
about that.

handle_irq_name() is a bit of a crock - this info should be in the irq_desc
struct or somewhere like that.