btrfs: opencode extent_buffer_get
The helper is trivial and we can understand what the atomic_inc on
something named refs does.
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 30a1714..6f75736 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2851,7 +2851,7 @@ static int walk_log_tree(struct btrfs_trans_handle *trans,
level = btrfs_header_level(log->node);
orig_level = level;
path->nodes[level] = log->node;
- extent_buffer_get(log->node);
+ atomic_inc(&log->node->refs);
path->slots[level] = 0;
while (1) {