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-rw-r--r--arch/ia64/include/asm/device.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/device.h b/arch/ia64/include/asm/device.h
index 3db6daf7f251..41ab85d66f33 100644
--- a/arch/ia64/include/asm/device.h
+++ b/arch/ia64/include/asm/device.h
@@ -10,6 +10,9 @@ struct dev_archdata {
#ifdef CONFIG_ACPI
void *acpi_handle;
#endif
+#ifdef CONFIG_DMAR
+ void *iommu; /* hook for IOMMU specific extension */
+#endif
};
#endif /* _ASM_IA64_DEVICE_H */