1 files changed, 7 insertions, 0 deletions
diff --git a/mm/util.c b/mm/util.c
index 6809014cf4c8..d2890a407332 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -434,6 +434,13 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
 }
 EXPORT_SYMBOL(kvmalloc_node);
 
+/**
+ * kvfree - free memory allocated with kvmalloc
+ * @addr: pointer returned by kvmalloc
+ *
+ * If the memory is allocated from vmalloc area it is freed with vfree().
+ * Otherwise kfree() is used.
+ */
 void kvfree(const void *addr)
 {
 	if (is_vmalloc_addr(addr))