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-rw-r--r--drivers/acpi/processor_idle.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 38aca048e951..66a9d8145562 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -41,6 +41,7 @@
#include <linux/pm_qos_params.h>
#include <linux/clockchips.h>
#include <linux/cpuidle.h>
+#include <linux/irqflags.h>
/*
* Include the apic definitions for x86 to have the APIC timer related defines