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x86: Implement x86_32_early_logical_apicid() for bigsmp_32

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Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: eric.dumazet@gmail.com
Cc: yinghai@kernel.org
Cc: brgerst@gmail.com
Cc: gorcunov@gmail.com
Cc: penberg@kernel.org
Cc: shaohui.zheng@intel.com
Cc: rientjes@google.com
LKML-Reference: <1295789862-25482-10-git-send-email-tj@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Tejun Heo 2011-01-23 14:37:35 +01:00 committed by Ingo Molnar
parent 3f6f679888
commit 12bf24a47c
1 changed files with 7 additions and 1 deletions
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8
arch/x86/kernel/apic/bigsmp_32.c
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@ -45,6 +45,12 @@ static unsigned long bigsmp_check_apicid_present(int bit)
return 1; return 1;
} }
static int bigsmp_early_logical_apicid(int cpu)
{
/* on bigsmp, logical apicid is the same as physical */
return early_per_cpu(x86_cpu_to_apicid, cpu);
}
static inline unsigned long calculate_ldr(int cpu) static inline unsigned long calculate_ldr(int cpu)
{ {
unsigned long val, id; unsigned long val, id;
@ -252,5 +258,5 @@ struct apic apic_bigsmp = {
.wait_icr_idle = native_apic_wait_icr_idle, .wait_icr_idle = native_apic_wait_icr_idle,
.safe_wait_icr_idle = native_safe_apic_wait_icr_idle, .safe_wait_icr_idle = native_safe_apic_wait_icr_idle,
.x86_32_early_logical_apicid = noop_x86_32_early_logical_apicid, .x86_32_early_logical_apicid = bigsmp_early_logical_apicid,
}; };