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-rw-r--r--include/asm-x86/iommu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86/iommu.h b/include/asm-x86/iommu.h
index 621a1af94c4c..67b2fd56c6da 100644
--- a/include/asm-x86/iommu.h
+++ b/include/asm-x86/iommu.h
@@ -7,6 +7,7 @@ extern struct dma_mapping_ops nommu_dma_ops;
extern int force_iommu, no_iommu;
extern int iommu_detected;
extern int dmar_disabled;
+extern int iommu_fullflush;
extern unsigned long iommu_num_pages(unsigned long addr, unsigned long len);