1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index e55028fba942..91728d9d3472 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -31,6 +31,7 @@
 #include <linux/acpi.h>
 #include <linux/sysdev.h>
 #include <linux/msi.h>
+#include <linux/htirq.h>
 #ifdef CONFIG_ACPI
 #include <acpi/acpi_bus.h>
 #endif