Doc: page_migration: fix numbering for non-LRU movable flags

The non-LRU movable flags part is not relevant to above 3 funcitons, so remove
the number 4.

Signed-off-by: Li Xinhai <lixinhai.lxh@gmail.com>
Link: https://lore.kernel.org/r/20210908145215.592325-1-lixinhai.lxh@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/vm/page_migration.rst b/Documentation/vm/page_migration.rst
index db9d7e5539cbd7b7c527652d08315c1adf37a6a7..08810f549f70924db82022b2b6c9513325d10bc2 100644 (file)
--- a/Documentation/vm/page_migration.rst
+++ b/Documentation/vm/page_migration.rst
@@ -205,7 +205,7 @@ which are function pointers of struct address_space_operations.
    In this function, the driver should put the isolated page back into its own data
    structure.
 
-4. non-LRU movable page flags
+Non-LRU movable page flags
 
    There are two page flags for supporting non-LRU movable page.