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-rw-r--r--include/linux/dmar.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 2f3427468956..0b4aa8069985 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -44,6 +44,14 @@ extern struct list_head dmar_drhd_units;
#define for_each_drhd_unit(drhd) \
list_for_each_entry(drhd, &dmar_drhd_units, list)
+#define for_each_active_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, drhd->ignored) {} else
+
+#define for_each_iommu(i, drhd) \
+ list_for_each_entry(drhd, &dmar_drhd_units, list) \
+ if (i=drhd->iommu, 0) {} else
+
extern int dmar_table_init(void);
extern int dmar_dev_scope_init(void);