Michael Buesch wrote:
> On Sunday 23 November 2008 12:49:55 Yuval Hager wrote:
>> [ 182.891400] ****** b43: B43_MMIO_MACCTL 0x840A0503
>> [ 182.891409] ****** b43: SSB_TMSLOW 0x20150000
>> [ 258.299027] irq 10: nobody cared (try booting with the "irqpoll" option)
>
>
> Does the kernel disable the PCI device, if it ignores the IRQ?
According to /proc/interrupts that Yuval posted earlier, IRQ 10 is not used.
# cat /proc/interrupts
CPU0
0: 271998 IO-APIC-edge timer
1: 8 IO-APIC-edge i8042
8: 2 IO-APIC-edge rtc
9: 2796 IO-APIC-fasteoi acpi
12: 132 IO-APIC-edge i8042
14: 0 IO-APIC-edge ide0
15: 0 IO-APIC-edge ide1
16: 29161 IO-APIC-fasteoi eth0
17: 503 IO-APIC-fasteoi HDA Intel
20: 0 IO-APIC-fasteoi uhci_hcd:usb2
21: 11085 IO-APIC-fasteoi sata_via, ehci_hcd:usb1, uhci_hcd:usb3
23: 0 IO-APIC-fasteoi uhci_hcd:usb4
24: 28003 IO-APIC-fasteoi b43
NMI: 0 Non-maskable interrupts
LOC: 2098 Local timer interrupts
RES: 0 Rescheduling interrupts
CAL: 0 function call interrupts
TLB: 0 TLB shootdowns
TRM: 0 Thermal event interrupts
SPU: 0 Spurious interrupts
ERR: 0
MIS: 0
After the failure occurs, b43 has disappeared from the IRQ 24 list:
24: 34154 IO-APIC-fasteoi
Larry
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