btrfs delete ordered inode handling fix

Use btrfs_release_file instead of a put_inode call

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 14 insertions, 7 deletions

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 3814cb0246b..8dd8180183f 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -231,7 +231,7 @@ int btrfs_find_del_first_ordered_inode(struct btrfs_ordered_inode_tree *tree,
         return 1;
 }
 
-static int __btrfs_del_ordered_inode(struct btrfs_ordered_inode_tree *tree,
+static void __btrfs_del_ordered_inode(struct btrfs_ordered_inode_tree *tree,
                                      struct inode *inode,
                                      u64 root_objectid, u64 objectid)
 {
@@ -243,31 +243,38 @@ static int __btrfs_del_ordered_inode(struct btrfs_ordered_inode_tree *tree,
         node = __tree_search(&tree->tree, root_objectid, objectid, &prev);
         if (!node) {
                 write_unlock(&tree->lock);
-                return 0;
+                return;
         }
         rb_erase(node, &tree->tree);
         BTRFS_I(inode)->ordered_trans = 0;
         write_unlock(&tree->lock);
+        atomic_dec(&inode->i_count);
         entry = rb_entry(node, struct tree_entry, rb_node);
         kfree(entry);
-        return 1;
+        return;
 }
 
-int btrfs_del_ordered_inode(struct inode *inode)
+void btrfs_del_ordered_inode(struct inode *inode)
 {
         struct btrfs_root *root = BTRFS_I(inode)->root;
         u64 root_objectid = root->root_key.objectid;
-        int ret = 0;
+
+        if (!BTRFS_I(inode)->ordered_trans) {
+                return;
+        }
+
+        if (mapping_tagged(inode->i_mapping, PAGECACHE_TAG_DIRTY) ||
+            mapping_tagged(inode->i_mapping, PAGECACHE_TAG_WRITEBACK))
+                return;
 
         spin_lock(&root->fs_info->new_trans_lock);
         if (root->fs_info->running_transaction) {
                 struct btrfs_ordered_inode_tree *tree;
                 tree = &root->fs_info->running_transaction->ordered_inode_tree;
-                ret = __btrfs_del_ordered_inode(tree, inode, root_objectid,
+                 __btrfs_del_ordered_inode(tree, inode, root_objectid,
                                                 inode->i_ino);
         }
         spin_unlock(&root->fs_info->new_trans_lock);
-        return ret;
 }
 
 int btrfs_ordered_throttle(struct btrfs_root *root, struct inode *inode)