linux-kernel - Re: 2.6.33-rc1: 6 Processors exceeds NR

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Message-ID: <86802c440912252147t5891e00bka386ab44da5afbf@mail.gmail.com>
Date:	Fri, 25 Dec 2009 21:47:34 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Tvrtko Ursulin <tvrtko@...ulin.net>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.33-rc1: 6 Processors exceeds NR_CPUS limit of 4

On Fri, Dec 25, 2009 at 9:44 AM, Tvrtko Ursulin <tvrtko@...ulin.net> wrote:
>
> Hi,
>
> Just noticed this message in dmesg. What is this about? Machine is supposed to
> have a dual core CPU "unlocked" to four cores and it works like that without
> any visible problems so far:

[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x05] lapic_id[0x84] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x06] lapic_id[0x85] disabled)
[    0.000000] ACPI: IOAPIC (id[0x04] address[0xfec00000] gsi_base[0])
[    0.000000] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ2 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] ACPI: HPET id: 0x8300 base: 0xfed00000
[    0.000000] 6 Processors exceeds NR_CPUS limit of 4

MADT has two disable entries...

YH
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