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SubjectRe: Suspend-resume failure on Intel Eagle Lake Core2Duo
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On 24/07/17 18:28, Thomas Gleixner wrote:
> On Mon, 24 Jul 2017, Martin Peres wrote:
>>
>> I am contacting you because your patch "bf22ff45b genirq: Avoid unnecessary
>> low level irq function calls" broke suspend/resume on an old Intel platform.
>>
>> This was not caught in linux-next and only got introduced in linux 4.13-rc1.
>>
>> Here is the current place where the bug has been reported[0] but I can move it
>> to bugzilla.kernel.org if you would want that.
>
> Can we please handle this per mail?

Sure, if you prefer.

>
>> Here are the kernel logs[1]. What information would you need?
>
> Output of 'cat /proc/interrupts' and a description what kind of 'old' Intel
> platform that is.

Sorry, I should have repeated the name outside of just the subject of
the email. It is an Intel Eagle Lake Core2Duo.

$ sudo cat /proc/interrupts
CPU0 CPU1


0: 182 0 IO-APIC 2-edge timer


1: 2 1 IO-APIC 1-edge i8042


4: 6 4 IO-APIC 4-edge serial


5: 0 0 IO-APIC 5-edge ehci_hcd:usb1,
uhci_hcd:usb5, uhci_hcd:usb8

8: 1 0 IO-APIC 8-edge rtc0


9: 0 0 IO-APIC 9-fasteoi acpi


10: 0 0 IO-APIC 10-edge ehci_hcd:usb2,
uhci_hcd:usb3, uhci_hcd:usb6

11: 0 0 IO-APIC 11-edge uhci_hcd:usb4,
uhci_hcd:usb7

12: 3 2 IO-APIC 12-edge i8042


24: 63345 0 HPET-MSI 2-edge hpet2


25: 0 70778 HPET-MSI 3-edge hpet3


28: 0 0 PCI-MSI 458752-edge PCIe PME


29: 0 0 PCI-MSI 466944-edge PCIe PME


30: 5349 10818 PCI-MSI 512000-edge
ahci[0000:00:1f.2]

31: 810 10234 PCI-MSI 409600-edge enp0s25


32: 9 9 PCI-MSI 49152-edge mei_me


33: 233 223 PCI-MSI 442368-edge
snd_hda_intel:card0

34: 1 0 PCI-MSI 32768-edge i915


NMI: 38 33 Non-maskable interrupts


LOC: 710 438 Local timer interrupts


SPU: 0 0 Spurious interrupts


PMI: 38 33 Performance monitoring interrupts


IWI: 0 0 IRQ work interrupts


RTR: 0 0 APIC ICR read retries


RES: 2629 2425 Rescheduling interrupts


CAL: 618 722 Function call interrupts


TLB: 321 309 TLB shootdowns


TRM: 0 0 Thermal event interrupts


THR: 0 0 Threshold APIC interrupts


MCE: 0 0 Machine check exceptions


MCP: 7 7 Machine check polls


ERR: 0


MIS: 0


PIN: 0 0 Posted-interrupt notification event


PIW: 0 0 Posted-interrupt wakeup event

Cheers,
Martin

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