1 files changed, 7 insertions, 1 deletions
diff --git a/mm/cma.h b/mm/cma.h
index ff79dba5508c..bddc84b3cd96 100644
--- a/mm/cma.h
+++ b/mm/cma.h
@@ -49,11 +49,17 @@ struct cma {
 	/* kobject requires dynamic object */
 	struct cma_kobject *cma_kobj;
 #endif
-	bool reserve_pages_on_error;
+	unsigned long flags;
 	/* NUMA node (NUMA_NO_NODE if unspecified) */
 	int nid;
 };
 
+enum cma_flags {
+	CMA_RESERVE_PAGES_ON_ERROR,
+	CMA_ZONES_VALID,
+	CMA_ZONES_INVALID,
+};
+
 extern struct cma cma_areas[MAX_CMA_AREAS];
 extern unsigned int cma_area_count;