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x86: provide specialized identification routines for x86_64

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provide two specialized identify_secondary_cpu() and identify_boot_cpu()
routines for x86_64. Although not strictly needed, they are functionally
correct, and will ease integration with i386

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 14:25:02 -03:00 committed by Ingo Molnar
parent 4f3ab1959a
commit 7a636af664
1 changed files with 12 additions and 2 deletions
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14
arch/x86/kernel/setup_64.c
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@ -1036,14 +1036,24 @@ void __cpuinit identify_cpu(struct cpuinfo_x86 *c)
#endif
select_idle_routine(c);
if (c != &boot_cpu_data)
mtrr_ap_init();
#ifdef CONFIG_NUMA
numa_add_cpu(smp_processor_id());
#endif
}
void __cpuinit identify_boot_cpu(void)
{
identify_cpu(&boot_cpu_data);
}
void __cpuinit identify_secondary_cpu(struct cpuinfo_x86 *c)
{
BUG_ON(c == &boot_cpu_data);
identify_cpu(c);
mtrr_ap_init();
}
static __init int setup_noclflush(char *arg)
{
setup_clear_cpu_cap(X86_FEATURE_CLFLSH);