diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index a6e6990..7c5a96c 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -171,6 +171,7 @@
 /**
  * gfs2_jdata_writepage - Write complete page
  * @page: Page to write
+ * @wbc: The writeback control
  *
  * Returns: errno
  *
@@ -221,9 +222,10 @@
  * gfs2_write_jdata_pagevec - Write back a pagevec's worth of pages
  * @mapping: The mapping
  * @wbc: The writeback control
- * @writepage: The writepage function to call for each page
  * @pvec: The vector of pages
  * @nr_pages: The number of pages to write
+ * @end: End position
+ * @done_index: Page index
  *
  * Returns: non-zero if loop should terminate, zero otherwise
  */
@@ -333,8 +335,6 @@
  * gfs2_write_cache_jdata - Like write_cache_pages but different
  * @mapping: The mapping to write
  * @wbc: The writeback control
- * @writepage: The writepage function to call
- * @data: The data to pass to writepage
  *
  * The reason that we use our own function here is that we need to
  * start transactions before we grab page locks. This allows us
@@ -588,6 +588,10 @@
 
 /**
  * gfs2_readpages - Read a bunch of pages at once
+ * @file: The file to read from
+ * @mapping: Address space info
+ * @pages: List of pages to read
+ * @nr_pages: Number of pages to read
  *
  * Some notes:
  * 1. This is only for readahead, so we can simply ignore any things
@@ -853,7 +857,7 @@
  * @mapping: The address space to write to
  * @pos: The file position
  * @len: The length of the data
- * @copied:
+ * @copied: How much was actually copied by the VFS
  * @page: The page that has been written
  * @fsdata: The fsdata (unused in GFS2)
  *