memcg: kill CONFIG_MM_OWNER
CONFIG_MM_OWNER makes no sense. It is not user-selectable, it is only
selected by CONFIG_MEMCG automatically. So we can kill this option in
init/Kconfig and do s/CONFIG_MM_OWNER/CONFIG_MEMCG/ globally.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/exit.c b/kernel/exit.c
index 6ed6a1d..da1b838 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -352,7 +352,7 @@
EXPORT_SYMBOL(disallow_signal);
-#ifdef CONFIG_MM_OWNER
+#ifdef CONFIG_MEMCG
/*
* A task is exiting. If it owned this mm, find a new owner for the mm.
*/
@@ -434,7 +434,7 @@
task_unlock(c);
put_task_struct(c);
}
-#endif /* CONFIG_MM_OWNER */
+#endif /* CONFIG_MEMCG */
/*
* Turn us into a lazy TLB process if we