1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-x86/genapic_64.h b/include/asm-x86/genapic_64.h
index 6777d71aabc9..232460305877 100644
--- a/include/asm-x86/genapic_64.h
+++ b/include/asm-x86/genapic_64.h
@@ -35,6 +35,7 @@ extern struct genapic *genapic;
 
 extern struct genapic apic_flat;
 extern struct genapic apic_physflat;
+extern struct genapic apic_x2apic_cluster;
 extern int acpi_madt_oem_check(char *, char *);
 
 extern void apic_send_IPI_self(int vector);