1 files changed, 2 insertions, 2 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8ba7e5d5071e..dd2140d3e354 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5222,10 +5222,10 @@ static void evict_inode_truncate_pages(struct inode *inode)
         truncate_inode_pages_final(&inode->i_data);
 
         write_lock(&map_tree->lock);
-        while (!RB_EMPTY_ROOT(&map_tree->map)) {
+        while (!RB_EMPTY_ROOT(&map_tree->map.rb_root)) {
                 struct extent_map *em;
 
-                node = rb_first(&map_tree->map);
+                node = rb_first_cached(&map_tree->map);
                 em = rb_entry(node, struct extent_map, rb_node);
                 clear_bit(EXTENT_FLAG_PINNED, &em->flags);
                 clear_bit(EXTENT_FLAG_LOGGING, &em->flags);