- * it possible to find the to the pointer to this 'struct
- * wim_lookup_table_entry' contained in a 'struct wim_ads_entry'
- * or 'struct wim_inode'. */
+ * it possible to find the pointer to this 'struct
+ * wim_lookup_table_entry' contained in either 'struct
+ * wim_ads_entry' or 'struct wim_inode'. There can be at most 1
+ * such pointer, as we can only join duplicate streams after
+ * they have been hashed. */