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Diffstat (limited to 'arch/x86/include/asm/apic.h')
-rw-r--r--arch/x86/include/asm/apic.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 3738438a91f..bb7d4792584 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -402,7 +402,7 @@ static inline unsigned default_get_apic_id(unsigned long x)
{
unsigned int ver = GET_APIC_VERSION(apic_read(APIC_LVR));
- if (APIC_XAPIC(ver))
+ if (APIC_XAPIC(ver) || boot_cpu_has(X86_FEATURE_EXTD_APICID))
return (x >> 24) & 0xFF;
else
return (x >> 24) & 0x0F;
@@ -470,6 +470,9 @@ static inline unsigned int read_apic_id(void)
extern void default_setup_apic_routing(void);
#ifdef CONFIG_X86_32
+
+extern struct apic apic_default;
+
/*
* Set up the logical destination ID.
*