Only let one trans handle to wait for other handles, otherwise we
will get ABBA issues.
Signed-off-by: Liu Bo <bo.li....@oracle.com>
---
fs/btrfs/transaction.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 4caa1fa..7cc38ed 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1394,6 +1394,13 @@ static void cleanup_transaction(struct
btrfs_trans_handle *trans,
btrfs_abort_transaction(trans, root, err);
spin_lock(&root->fs_info->trans_lock);
+
+ if (list_empty(&cur_trans->list)) {
+ spin_unlock(&root->fs_info->trans_lock);
+ btrfs_end_transaction(trans, root);
+ return;
+ }
+
list_del_init(&cur_trans->list);
if (cur_trans == root->fs_info->running_transaction) {
root->fs_info->trans_no_join = 1;
--
1.7.7
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