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-rw-r--r--include/linux/iommu.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 923a8d1c5e39..a23779c093c7 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -548,6 +548,11 @@ static inline void iommu_iotlb_gather_add_page(struct iommu_domain *domain,
gather->start = start;
}
+static inline bool iommu_iotlb_gather_queued(struct iommu_iotlb_gather *gather)
+{
+ return gather && gather->queued;
+}
+
/* PCI device grouping function */
extern struct iommu_group *pci_device_group(struct device *dev);
/* Generic device grouping function */
@@ -896,6 +901,11 @@ static inline void iommu_iotlb_gather_add_page(struct iommu_domain *domain,
{
}
+static inline bool iommu_iotlb_gather_queued(struct iommu_iotlb_gather *gather)
+{
+ return false;
+}
+
static inline void iommu_device_unregister(struct iommu_device *iommu)
{
}