diff --git a/mm/zswap.c b/mm/zswap.c
index f6b1c8832a4f..5d0f8b13a958 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -175,7 +175,7 @@ static struct shrinker *zswap_shrinker;
  * This structure contains the metadata for tracking a single compressed
  * page within zswap.
  *
- * swpentry - associated swap entry, the offset indexes into the red-black tree
+ * swpentry - associated swap entry, the offset indexes into the xarray
  * length - the length in bytes of the compressed page data.  Needed during
  *          decompression.
  * referenced - true if the entry recently entered the zswap pool. Unset by the