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    SubjectRe: [discuss] x86-64: double timer interrupts in recent 2.4.x
    On Mon, Jun 21, 2004 at 12:45:51PM +0200, Milan Gabor wrote:
    > Hi!
    >
    > I have Suse 9.0 and dual Opteron on MSI K8T Master 2 motherboard.
    > I also get interrupts only on one cpu and my clock is ticking strange,
    > so I have to synchronize it with NTP server frequently.
    >
    > This is from my system:
    > CPU0 CPU1
    > 0: 30434 16139843 IO-APIC-edge timer
    > 1: 944 0 IO-APIC-edge keyboard
    > 2: 0 0 XT-PIC cascade
    > 14: 30 1 IO-APIC-edge ide0
    > 16: 657371 0 IO-APIC-level eth0
    > 20: 261267 0 IO-APIC-level libata
    > NMI: 694146 873271
    > LOC: 16167676 16167576
    > ERR: 1
    > MIS: 0
    >
    > Linux www 2.4.21-226-smp #1 SMP Tue Jun 15 09:14:10 UTC 2004 x86_64
    > x86_64 x86_64 GNU/Linux
    >
    >
    > I am also running irq_balance and acpi=off set from grub boot menu.
    > Without acpi=off system never boots.
    >
    > Is there any solution, so clock will work OK and interrupts will be on
    > both CPUs?
    >
    > MIlan

    This patch could fix that (replace i386 with x86_64):

    http://marc.theaimsgroup.com/?l=linux-kernel&m=108774225111967&w=2


    --
    Vojtech Pavlik
    SuSE Labs, SuSE CR
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