X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=transaction.c;h=ad70572838c120c10f559b4a5f122d66ad66a759;hb=1d5058058a811a03a1985d18ff3071ce95b99c08;hp=6677a22081bcbebe5b9fcbec09341b718c855666;hpb=0ee0b57f0b7ebfa72a2525afeecc353fd74aca03;p=platform%2Fupstream%2Fbtrfs-progs.git

diff --git a/transaction.c b/transaction.c
index 6677a22..ad70572 100644
--- a/transaction.c
+++ b/transaction.c
@@ -26,6 +26,9 @@ struct btrfs_trans_handle* btrfs_start_transaction(struct btrfs_root *root,
 	struct btrfs_fs_info *fs_info = root->fs_info;
 	struct btrfs_trans_handle *h = kzalloc(sizeof(*h), GFP_NOFS);
 
+	if (fs_info->transaction_aborted)
+		return ERR_PTR(-EROFS);
+
 	if (!h)
 		return ERR_PTR(-ENOMEM);
 	if (root->commit_root) {
@@ -141,6 +144,9 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	int ret = 0;
 	struct btrfs_fs_info *fs_info = root->fs_info;
 
+	if (trans->fs_info->transaction_aborted)
+		return -EROFS;
+
 	if (root->commit_root == root->node)
 		goto commit_tree;
 	if (root == root->fs_info->tree_root)
@@ -173,3 +179,7 @@ commit_tree:
 	return 0;
 }
 
+void btrfs_abort_transaction(struct btrfs_trans_handle *trans, int error)
+{
+	trans->fs_info->transaction_aborted = error;
+}