Re: [PATCH 1/4] x86: cleanup early per cpu variables/accessesv3-folded

[Ingo Molnar]

* Mike Travis <travis@xxxxxxx> wrote:

>   * Introduce a new PER_CPU macro called "EARLY_PER_CPU".  This is
>     used by some per_cpu variables that are initialized and accessed
>     before there are per_cpu areas allocated.

build fails with:

arch/x86/kernel/built-in.o: In function `flat_apic_id_registered':
genapic_flat_64.c:(.text+0x13e1d): undefined reference to `phys_cpu_present_map'
genapic_flat_64.c:(.text+0x13e24): undefined reference to `phys_cpu_present_map'
arch/x86/kernel/built-in.o: In function `APIC_init_uniprocessor':
: undefined reference to `phys_cpu_present_map'
[...]

with this config:

  http://redhat.com/~mingo/misc/config-Tue_Apr_22_15_40_10_CEST_2008.bad

	Ingo
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