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-rw-r--r--arch/x86/include/asm/apic.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index df8a300dfe6..f9f0866ed6f 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -108,6 +108,10 @@ extern void native_apic_icr_write(u32 low, u32 id);
extern u64 native_apic_icr_read(void);
#ifdef CONFIG_X86_X2APIC
+
+#define EIM_8BIT_APIC_ID 0
+#define EIM_32BIT_APIC_ID 1
+
/*
* Make previous memory operations globally visible before
* sending the IPI through x2apic wrmsr. We need a serializing instruction or