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    SubjectRe: [BUG] kacpi_notify goes into an infinite loop (luckly it calls cond_resched)
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    On Wed, 2010-06-30 at 11:17 -0400, Len Brown wrote:
    > > /sys/firmware/acpi/interrupts/sci_not: 1
    >
    > This means that acpi_irq was invoked and could not find a cause for the
    > interrupt.
    >
    > Does /proc/interrupts show that the acpi interrupt shares and IRQ
    > with another device, or is it alone?
    >

    It looks to be alone:

    # cat /proc/interrupts
    CPU0
    0: 158 IO-APIC-edge timer
    1: 334 IO-APIC-edge i8042
    4: 4 IO-APIC-edge
    6: 5 IO-APIC-edge floppy
    7: 0 IO-APIC-edge parport0
    8: 0 IO-APIC-edge rtc0
    9: 0 IO-APIC-fasteoi acpi
    12: 238565 IO-APIC-edge i8042
    14: 158753 IO-APIC-edge ata_piix
    15: 604816 IO-APIC-edge ata_piix
    16: 38352 IO-APIC-fasteoi uhci_hcd:usb2, i915@pci:0000:00:02.0
    17: 3164 IO-APIC-fasteoi Intel 82801DB-ICH4, eth0
    18: 0 IO-APIC-fasteoi uhci_hcd:usb4
    19: 1652995 IO-APIC-fasteoi uhci_hcd:usb3
    23: 3718117 IO-APIC-fasteoi ehci_hcd:usb1
    NMI: 16288 Non-maskable interrupts
    LOC: 7599309 Local timer interrupts
    SPU: 0 Spurious interrupts
    PMI: 0 Performance monitoring interrupts
    PND: 0 Performance pending work
    RES: 0 Rescheduling interrupts
    CAL: 0 Function call interrupts
    TLB: 0 TLB shootdowns
    TRM: 0 Thermal event interrupts
    THR: 0 Threshold APIC interrupts
    MCE: 0 Machine check exceptions
    MCP: 523 Machine check polls
    ERR: 6
    MIS: 0

    -- Steve




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