tail_conversion.c, namei.c:

  fix reiserfs tail and direntry alignment bug on filesystems converted from 3.5.x to 3.6.x.

fs/reiserfs/namei.c

@@ -463,7 +463,7 @@ static int reiserfs_add_entry (struct reiserfs_transaction_handle *th, struct in
     } else
 	buffer = small_buf;
 
-    paste_size = (old_format_only (dir->i_sb)) ? (DEH_SIZE + namelen) : buflen;
+    paste_size = (get_inode_sd_version (dir) == STAT_DATA_V1) ? (DEH_SIZE + namelen) : buflen;
 
     /* fill buffer : directory entry head, name[, dir objectid | , stat data | ,stat data, dir objectid ] */
     deh = (struct reiserfs_de_head *)buffer;

fs/reiserfs/tail_conversion.c

@@ -214,7 +214,7 @@ int indirect2direct (struct reiserfs_transaction_handle *th,
     copy_item_head (&s_ih, PATH_PITEM_HEAD(p_s_path));
 
     tail_len = (n_new_file_size & (n_block_size - 1));
-    if (!old_format_only (p_s_sb))
+    if (get_inode_sd_version (p_s_inode) == STAT_DATA_V2)
 	round_tail_len = ROUND_UP (tail_len);
     else
 	round_tail_len = tail_len;