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authorJules Irenge <jbi.octave@gmail.com>2020-04-07 06:08:15 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-04-07 20:43:41 +0300
commit31364c2e168b48c8596d4d43bad9bff70e21976b (patch)
tree4b234189c82243356dd615677242456c45b06f81 /mm/slub.c
parent959a7e136d52bff429c774a4ed451b094706116b (diff)
downloadlinux-31364c2e168b48c8596d4d43bad9bff70e21976b.tar.xz
mm/slub: add missing annotation for get_map()
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> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/20200214204741.94112-9-jbi.octave@gmail.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 3098e0cf2899..c6d603648c79 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);