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    Subject[PATCH] affinity is not defined in non-smp kernels - x86_64
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    Initialize affinity only when building SMP kernels.

    Signed-off-by: Fernando Luis Vazquez Cao <fernando@oss.ntt.co.jp>
    ---

    --- linux-2.6.21-rc2-dtt/arch/x86_64/kernel/io_apic.c 2007-03-06 15:20:14.000000000 +0900
    +++ linux-2.6.21-rc2-kdump/arch/x86_64/kernel/io_apic.c 2007-03-06 15:48:52.000000000 +0900
    @@ -832,7 +832,9 @@ static void setup_IO_APIC_irq(int apic,
    ioapic_write_entry(apic, pin, entry);

    spin_lock_irqsave(&ioapic_lock, flags);
    +#ifdef CONFIG_SMP
    irq_desc[irq].affinity = TARGET_CPUS;
    +#endif
    spin_unlock_irqrestore(&ioapic_lock, flags);
    }


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