---

yaml --- r: 360490 b: refs/heads/master c: f094ac3 h: refs/heads/master v: v3
git-mirror · Feb 28, 2013 · 4b88af8 · 4b88af8
1 parent 16925c9
commit 4b88af8
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3321719ed67440bba1b0c5ae19c30d640263ccc8
+refs/heads/master: f094ac32aba3a51c00e970a2ea029339af2ca048
diff --git a/trunk/fs/btrfs/transaction.c b/trunk/fs/btrfs/transaction.c
@@ -1447,6 +1447,7 @@ static void cleanup_transaction(struct btrfs_trans_handle *trans,
 				struct btrfs_root *root, int err)
 {
 	struct btrfs_transaction *cur_trans = trans->transaction;
+	DEFINE_WAIT(wait);
 
 	WARN_ON(trans->use_count > 1);
 
@@ -1455,8 +1456,13 @@ static void cleanup_transaction(struct btrfs_trans_handle *trans,
 	spin_lock(&root->fs_info->trans_lock);
 	list_del_init(&cur_trans->list);
 	if (cur_trans == root->fs_info->running_transaction) {
+		root->fs_info->trans_no_join = 1;
+		spin_unlock(&root->fs_info->trans_lock);
+		wait_event(cur_trans->writer_wait,
+			   atomic_read(&cur_trans->num_writers) == 1);
+
+		spin_lock(&root->fs_info->trans_lock);
 		root->fs_info->running_transaction = NULL;
-		root->fs_info->trans_no_join = 0;
 	}
 	spin_unlock(&root->fs_info->trans_lock);