Btrfs: Add backrefs for symbolic link inodes

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

1 files changed, 13 insertions, 17 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index cefe740b6c79..06d92be16805 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -404,16 +404,14 @@ static int btrfs_unlink_trans(struct btrfs_trans_handle *trans,
         ret = btrfs_delete_one_dir_name(trans, root, path, di);
 
         dentry->d_inode->i_ctime = dir->i_ctime;
-        if (!S_ISLNK(dentry->d_inode->i_mode)) {
-                ret = btrfs_del_inode_ref(trans, root, name, name_len,
-                                          dentry->d_inode->i_ino,
-                                          dentry->d_parent->d_inode->i_ino);
-                if (ret) {
-                        printk("failed to delete reference to %.*s, "
-                               "inode %lu parent %lu\n", name_len, name,
-                               dentry->d_inode->i_ino,
-                               dentry->d_parent->d_inode->i_ino);
-                }
+        ret = btrfs_del_inode_ref(trans, root, name, name_len,
+                                  dentry->d_inode->i_ino,
+                                  dentry->d_parent->d_inode->i_ino);
+        if (ret) {
+                printk("failed to delete reference to %.*s, "
+                       "inode %lu parent %lu\n", name_len, name,
+                       dentry->d_inode->i_ino,
+                       dentry->d_parent->d_inode->i_ino);
         }
 err:
         btrfs_free_path(path);
@@ -1293,13 +1291,11 @@ static int btrfs_add_link(struct btrfs_trans_handle *trans,
                                     dentry->d_parent->d_inode->i_ino,
                                     &key, btrfs_inode_type(inode));
         if (ret == 0) {
-                if (!S_ISLNK(inode->i_mode)) {
-                        ret = btrfs_insert_inode_ref(trans, root,
-                                             dentry->d_name.name,
-                                             dentry->d_name.len,
-                                             inode->i_ino,
-                                             dentry->d_parent->d_inode->i_ino);
-                }
+                ret = btrfs_insert_inode_ref(trans, root,
+                                     dentry->d_name.name,
+                                     dentry->d_name.len,
+                                     inode->i_ino,
+                                     dentry->d_parent->d_inode->i_ino);
                 parent_inode = dentry->d_parent->d_inode;
                 parent_inode->i_size += dentry->d_name.len * 2;
                 parent_inode->i_mtime = parent_inode->i_ctime = CURRENT_TIME;