diff --git a/mm/cma.c b/mm/cma.c
index 23a7d2c4856f..9516e7694d91 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -58,6 +58,7 @@ const char *cma_get_name(const struct cma *cma)
 {
 	return cma->name ? cma->name : "(undefined)";
 }
+EXPORT_SYMBOL_GPL(cma_get_name);
 
 static unsigned long cma_bitmap_aligned_mask(const struct cma *cma,
 					     unsigned int align_order)
@@ -506,6 +507,7 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align,
 	pr_debug("%s(): returned %p\n", __func__, page);
 	return page;
 }
+EXPORT_SYMBOL_GPL(cma_alloc);
 
 /**
  * cma_release() - release allocated pages
@@ -539,6 +541,7 @@ bool cma_release(struct cma *cma, const struct page *pages, unsigned int count)
 
 	return true;
 }
+EXPORT_SYMBOL_GPL(cma_release);
 
 int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data)
 {
@@ -553,3 +556,4 @@ int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data)
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(cma_for_each_area);