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-rw-r--r--include/linux/pagemap.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 55b254d951da..6c0dde447c98 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -470,6 +470,7 @@ mapping_min_folio_nrpages(struct address_space *mapping)
/**
* mapping_align_index() - Align index for this mapping.
* @mapping: The address_space.
+ * @index: The page index.
*
* The index of a folio must be naturally aligned. If you are adding a
* new folio to the page cache and need to know what index to give it,