Re: All kernels after 2.6.32-git10 show only 1 CPU ** NOT Fixedin 2.6.33-rc2 either **

From: Sid Boyce
Date: Mon Jan 04 2010 - 12:23:59 EST


On 29/12/09 20:19, Len Brown wrote:
> On Mon, 28 Dec 2009, Sid Boyce wrote:
>
>> This dmesg is from a freshly built 2.6.32. The following do not appear
>> in later 2.6.32-git or 2.6.33-rc kernels.
>> # grep LAPIC /DMESG_2.6.32_tindog
>> ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
>> ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
>> ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] disabled)
>> ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] disabled)
>> ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
>> ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1]
>
> Right, your local apic is not found, ie this is missing
> in the 2.6.33 dmesg:
>
> ACPI: Local APIC address 0xfee00000
>
> Strange, as CONFIG_X86_LOCAL_APIC=y
>
> -Len
> Len Brown, Intel Open Source Technology Center
>
>

2.6.33-rc2-git5 booted and showed both CPU's on first boot, on
subsequent boots it hung at HDA irq 22 as it did on earlier kernels.
Regards
Sid.
--
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support
Specialist, Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks

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