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Commit ccf82085 authored by Glauber de Oliveira Costa's avatar Glauber de Oliveira Costa Committed by Ingo Molnar
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x86: initialize map pointers in setup_32.c



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: default avatarGlauber Costa <gcosta@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent cbe879fc
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+24 −0
Original line number Diff line number Diff line
@@ -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