1 files changed, 4 insertions, 0 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index e4e68ea96483..6b2f2b414fa1 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1178,6 +1178,10 @@ struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
         btrfs_set_buffer_uptodate(buf);
         set_extent_dirty(&trans->transaction->dirty_pages, buf->start,
                          buf->start + buf->len - 1, GFP_NOFS);
+        set_extent_bits(&BTRFS_I(root->fs_info->btree_inode)->extent_tree,
+                        buf->start, buf->start + buf->len - 1,
+                        EXTENT_CSUM, GFP_NOFS);
+        buf->flags |= EXTENT_CSUM;
         btrfs_set_buffer_defrag(buf);
         trans->blocks_used++;
         return buf;