Btrfs: Fix cow semantic in run_delalloc_nocow()

The file preallocation code reversed the logic to force nodatacow.
This fixes it.

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 7a8ad4292f75..b3d4078b69a6 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1114,10 +1114,10 @@ static int run_delalloc_range(struct inode *inode, struct page *locked_page,
         if (btrfs_test_opt(root, NODATACOW) ||
             btrfs_test_flag(inode, NODATACOW))
                 ret = run_delalloc_nocow(inode, locked_page, start, end,
-                                         page_started, 0, nr_written);
+                                        page_started, 1, nr_written);
         else if (btrfs_test_flag(inode, PREALLOC))
                 ret = run_delalloc_nocow(inode, locked_page, start, end,
-                                         page_started, 1, nr_written);
+                                        page_started, 0, nr_written);
         else
                 ret = cow_file_range_async(inode, locked_page, start, end,
                                      page_started, nr_written);