On 2012-07-12 15:43, Jan Ceuleers wrote:
> On 07/12/2012 03:23 PM, Udo van den Heuvel wrote:
>> How to list what modules/programs are using that irq?
>
> cat /proc/interrupts
# cat /proc/interrupts
CPU0 CPU1 CPU2 CPU3
0: 40 0 0 0 IO-APIC-edge timer
1: 1 4 91884 418 IO-APIC-edge i8042
4: 1 25 607223 1584 IO-APIC-edge serial
6: 0 0 8 0 IO-APIC-edge floppy
7: 1 0 0 0 IO-APIC-edge
parport0
9: 0 0 0 0 IO-APIC-fasteoi acpi
12: 3 106 980333 3914 IO-APIC-edge i8042
14: 0 5 169732 457 IO-APIC-edge
pata_atiixp
15: 0 0 0 0 IO-APIC-edge
pata_atiixp
16: 0 0 3038 33 IO-APIC-fasteoi
sata_sil24, ohci_hcd:usb1, ohci_hcd:usb2, snd_hda_intel
17: 0 4 24053 119 IO-APIC-fasteoi
ehci_hcd:usb3
18: 25 190 18052161 21311 IO-APIC-fasteoi
ohci_hcd:usb5, ohci_hcd:usb6, ohci_hcd:usb7
19: 1 9 187895 487 IO-APIC-fasteoi
ehci_hcd:usb4
20: 7 135 3756346 8907 IO-APIC-fasteoi serial
22: 127 719 14673690 33318 IO-APIC-fasteoi ahci
43: 115 1072 33699508 73116 PCI-MSI-edge eth0
44: 27 252 3044666 11507 PCI-MSI-edge radeon
45: 0 0 21 0 PCI-MSI-edge
snd_hda_intel
NMI: 0 0 0 0 Non-maskable interrupts
LOC: 15971203 15548951 13031603 13145359 Local timer interrupts
SPU: 0 0 0 0 Spurious interrupts
PMI: 0 0 0 0 Performance
monitoring interrupts
IWI: 0 0 0 0 IRQ work interrupts
RTR: 0 0 0 0 APIC ICR read retries
RES: 57916374 44634814 19199377 43219640 Rescheduling interrupts
CAL: 2241 2293 2327 2196 Function call interrupts
TLB: 577983 648537 579293 635466 TLB shootdowns
THR: 0 0 0 0 Threshold APIC interrupts
MCE: 0 0 0 0 Machine check exceptions
MCP: 581 581 581 581 Machine check polls
ERR: 0
MIS: 0
So what can we conclude?
Kind regards,
Udo
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