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-rw-r--r--fs/btrfs/inode.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d340f63d8f0..3601f0aebdd 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2678,12 +2678,14 @@ noinline int btrfs_update_inode(struct btrfs_trans_handle *trans,
int ret;
/*
- * If root is tree root, it means this inode is used to
- * store free space information. And these inodes are updated
- * when committing the transaction, so they needn't delaye to
- * be updated, or deadlock will occured.
+ * If the inode is a free space inode, we can deadlock during commit
+ * if we put it into the delayed code.
+ *
+ * The data relocation inode should also be directly updated
+ * without delay
*/
- if (!is_free_space_inode(root, inode)) {
+ if (!is_free_space_inode(root, inode)
+ && root->root_key.objectid != BTRFS_DATA_RELOC_TREE_OBJECTID) {
ret = btrfs_delayed_update_inode(trans, root, inode);
if (!ret)
btrfs_set_inode_last_trans(trans, inode);