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-rw-r--r--include/linux/vfio.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index ac8d488e4372..24579a0312a0 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -90,4 +90,11 @@ extern void vfio_unregister_iommu_driver(
TYPE tmp; \
offsetof(TYPE, MEMBER) + sizeof(tmp.MEMBER); }) \
+/*
+ * External user API
+ */
+extern struct vfio_group *vfio_group_get_external_user(struct file *filep);
+extern void vfio_group_put_external_user(struct vfio_group *group);
+extern int vfio_external_user_iommu_id(struct vfio_group *group);
+
#endif /* VFIO_H */