diff options
| -rw-r--r-- | fs/btrfs/extent-tree.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 1aa584a79422..cb6128778a83 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2006,7 +2006,12 @@ static noinline int __btrfs_run_delayed_refs(struct btrfs_trans_handle *trans, delayed_refs = &trans->transaction->delayed_refs; if (min_bytes == 0) { - max_count = delayed_refs->num_heads_ready; + /* + * We may be subject to a harmless race if some task is + * concurrently adding or removing a delayed ref, so silence + * KCSAN and similar tools. + */ + max_count = data_race(delayed_refs->num_heads_ready); min_bytes = U64_MAX; } |