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-rw-r--r--include/linux/dmar.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index a8b1a847c103..731a60975101 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -26,6 +26,8 @@
#include <linux/msi.h>
#include <linux/irqreturn.h>
+struct acpi_dmar_header;
+
/* DMAR Flags */
#define DMAR_INTR_REMAP 0x1
#define DMAR_X2APIC_OPT_OUT 0x2