2 files changed, 2 insertions, 0 deletions

diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index 7ea086f61073..56e1c79dc77f 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -952,6 +952,7 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
         }
         iommu->agaw = agaw;
         iommu->msagaw = msagaw;
+        iommu->segment = drhd->segment;
 
         iommu->node = -1;
 
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 2c4bed593b32..0a2da5188217 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -319,6 +319,7 @@ struct intel_iommu {
         int             agaw; /* agaw of this iommu */
         int             msagaw; /* max sagaw of this iommu */
         unsigned int    irq;
+        u16             segment;     /* PCI segment# */
         unsigned char   name[13];    /* Device Name */
 
 #ifdef CONFIG_INTEL_IOMMU