mm: migrate: remove unused mode argument

migrate_page_move_mapping() doesn't use the mode argument.  Remove it
and update callers accordingly.

Link: http://lkml.kernel.org/r/20190508210301.8472-1-keith.busch@intel.com
Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/mm/migrate.c b/mm/migrate.c
index 3445747e229d..8992741f10aa 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -394,8 +394,7 @@ static int expected_page_refs(struct address_space *mapping, struct page *page)
  * 3 for pages with a mapping and PagePrivate/PagePrivate2 set.
  */
 int migrate_page_move_mapping(struct address_space *mapping,
-                struct page *newpage, struct page *page, enum migrate_mode mode,
-                int extra_count)
+                struct page *newpage, struct page *page, int extra_count)
 {
         XA_STATE(xas, &mapping->i_pages, page_index(page));
         struct zone *oldzone, *newzone;
@@ -681,7 +680,7 @@ int migrate_page(struct address_space *mapping,
 
         BUG_ON(PageWriteback(page));    /* Writeback must be complete */
 
-        rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
+        rc = migrate_page_move_mapping(mapping, newpage, page, 0);
 
         if (rc != MIGRATEPAGE_SUCCESS)
                 return rc;
@@ -780,7 +779,7 @@ recheck_buffers:
                 }
         }
 
-        rc = migrate_page_move_mapping(mapping, newpage, page, mode, 0);
+        rc = migrate_page_move_mapping(mapping, newpage, page, 0);
         if (rc != MIGRATEPAGE_SUCCESS)
                 goto unlock_buffers;