1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h
index d82517de1e7c..75807368051a 100644
--- a/include/asm-x86/dma-mapping.h
+++ b/include/asm-x86/dma-mapping.h
@@ -15,6 +15,7 @@ extern int iommu_merge;
 extern struct device fallback_dev;
 extern int panic_on_overflow;
 extern int forbid_dac;
+extern int force_iommu;
 
 struct dma_mapping_ops {
         int             (*mapping_error)(dma_addr_t dma_addr);