Remove unused td_ta_map_id2thr code

linux-thread-db.c initializes td_ta_map_id2thr but never uses it.
This commit removes this dead code.

gdb/ChangeLog:

	* linux-thread-db.c (struct thread_db_info)
	<td_ta_map_id2thr_p>: Remove field.
	(try_thread_db_load_1): Remove initialization for the above.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 23e452f..44b6146 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,6 +1,12 @@
 2015-05-07  Gary Benson <gbenson@redhat.com>
 
        * linux-thread-db.c (struct thread_db_info)
+       <td_ta_map_id2thr_p>: Remove field.
+       (try_thread_db_load_1): Remove initialization for the above.
+
+2015-05-07  Gary Benson <gbenson@redhat.com>
+
+       * linux-thread-db.c (struct thread_db_info)
        <td_thr_validate_p>: Remove field.
        (try_thread_db_load_1): Remove initialization for the above.
 

diff --git a/gdb/linux-thread-db.c b/gdb/linux-thread-db.c
index 977476e..d6387d5 100644 (file)
--- a/gdb/linux-thread-db.c
+++ b/gdb/linux-thread-db.c
@@ -178,8 +178,6 @@ struct thread_db_info
 
   td_err_e (*td_ta_new_p) (struct ps_prochandle * ps,
                                td_thragent_t **ta);
-  td_err_e (*td_ta_map_id2thr_p) (const td_thragent_t *ta, thread_t pt,
-                                 td_thrhandle_t *__th);
   td_err_e (*td_ta_map_lwp2thr_p) (const td_thragent_t *ta,
                                   lwpid_t lwpid, td_thrhandle_t *th);
   td_err_e (*td_ta_thr_iter_p) (const td_thragent_t *ta,
@@ -722,10 +720,6 @@ try_thread_db_load_1 (struct thread_db_info *info)
       return 0;
     }
 
-  info->td_ta_map_id2thr_p = verbose_dlsym (info->handle, "td_ta_map_id2thr");
-  if (info->td_ta_map_id2thr_p == NULL)
-    return 0;
-
   info->td_ta_map_lwp2thr_p = verbose_dlsym (info->handle,
                                             "td_ta_map_lwp2thr");
   if (info->td_ta_map_lwp2thr_p == NULL)