From 5ce48d0f0e2656050a68dc3dbbf0d7d1be862c99 Mon Sep 17 00:00:00 2001 From: Jules Irenge Date: Sun, 23 Feb 2020 23:16:42 +0000 Subject: [PATCH] btrfs: Add missing lock annotation for release_extent_buffer() Sparse reports a warning at release_extent_buffer() warning: context imbalance in release_extent_buffer() - unexpected unlock The root cause is the missing annotation at release_extent_buffer() Add the missing __releases(&eb->refs_lock) annotation Reviewed-by: Nikolay Borisov Signed-off-by: Jules Irenge Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/extent_io.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 4f4b41c454f2..14b7007634b7 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -5276,6 +5276,7 @@ static inline void btrfs_release_extent_buffer_rcu(struct rcu_head *head) } static int release_extent_buffer(struct extent_buffer *eb) + __releases(&eb->refs_lock) { lockdep_assert_held(&eb->refs_lock); -- 2.30.2