diff mbox series

[08/30] mm/slub: Add missing annotation for get_map()

Message ID 20200214204741.94112-9-jbi.octave@gmail.com (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Jules Irenge Feb. 14, 2020, 8:47 p.m. UTC 
Sparse reports a warning at get_map()()

 warning: context imbalance in get_map() - wrong count at exit

The root cause is the missing annotation at get_map()
Add the missing __acquires(&object_map_lock) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 mm/slub.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/mm/slub.c b/mm/slub.c
index 17dc00e33115..3c6d348afcf9 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -449,6 +449,7 @@  static DEFINE_SPINLOCK(object_map_lock);
  * not vanish from under us.
  */
 static unsigned long *get_map(struct kmem_cache *s, struct page *page)
+	__acquires(&object_map_lock)
 {
 	void *p;
 	void *addr = page_address(page);