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Subject[PATCH 09/16] x86: Implement x86_32_early_logical_apicid() for bigsmp_32
Date
Signed-off-by: Tejun Heo <tj@kernel.org>
---
arch/x86/kernel/apic/bigsmp_32.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index dd32a9b..bc7ed04 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -45,6 +45,12 @@ static unsigned long bigsmp_check_apicid_present(int bit)
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)
{
unsigned long val, id;
@@ -252,5 +258,5 @@ struct apic apic_bigsmp = {
.wait_icr_idle = native_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,
};
--
1.7.1


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