1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-x86_64/calgary.h b/include/asm-x86_64/calgary.h
index 6b93f5a3a5c8..7ee900645719 100644
--- a/include/asm-x86_64/calgary.h
+++ b/include/asm-x86_64/calgary.h
@@ -51,6 +51,8 @@ struct iommu_table {
 #define TCE_TABLE_SIZE_4M               6
 #define TCE_TABLE_SIZE_8M               7
 
+extern int use_calgary;
+
 #ifdef CONFIG_CALGARY_IOMMU
 extern int calgary_iommu_init(void);
 extern void detect_calgary(void);