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x86: initialize map pointers in setup_32.c

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this will serve as a reference as to whether or not to
use the per_cpu variables in mpparse. Done the same way
as x86_64

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber de Oliveira Costa 2008-03-19 14:25:20 -03:00 committed by Ingo Molnar
parent cbe879fc6c
commit ccf82085ee
1 changed files with 24 additions and 0 deletions
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24
arch/x86/kernel/setup_32.c
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@ -722,6 +722,18 @@ char * __init __attribute__((weak)) memory_setup(void)
return machine_specific_memory_setup();
}
#ifdef CONFIG_NUMA
/*
* In the golden day, when everything among i386 and x86_64 will be
* integrated, this will not live here
*/
void *x86_cpu_to_node_map_early_ptr;
int x86_cpu_to_node_map_init[NR_CPUS] = {
[0 ... NR_CPUS-1] = NUMA_NO_NODE
};
DEFINE_PER_CPU(int, x86_cpu_to_node_map) = NUMA_NO_NODE;
#endif
/*
* Determine if we were loaded by an EFI loader. If so, then we have also been
* passed the efi memmap, systab, etc., so we should use these data structures
@ -855,6 +867,18 @@ void __init setup_arch(char **cmdline_p)
io_delay_init();
#ifdef CONFIG_X86_SMP
/*
* setup to use the early static init tables during kernel startup
* X86_SMP will exclude sub-arches that don't deal well with it.
*/
x86_cpu_to_apicid_early_ptr = (void *)x86_cpu_to_apicid_init;
x86_bios_cpu_apicid_early_ptr = (void *)x86_bios_cpu_apicid_init;
#ifdef CONFIG_NUMA
x86_cpu_to_node_map_early_ptr = (void *)x86_cpu_to_node_map_init;
#endif
#endif
#ifdef CONFIG_X86_GENERICARCH
generic_apic_probe();
#endif