lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-07-28 00:21:52 +03:00
Code Activity

* structs.def: Add a descriptor for pointer.val field of dtv_t.

Browse Source 
* td_thr_tlsbase.c (td_thr_tlsbase): Extract pointer.val field from
	DTV slot.
This commit is contained in:
Roland McGrath
2006-02-04 00:48:40 +00:00
parent f2a2deef4d
commit 0fdd44dcb4
3 changed files with 18 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
nptl_db/ChangeLog
View File

@ -1,3 +1,9 @@
2006-02-03 Roland McGrath <roland@redhat.com>
* structs.def: Add a descriptor for pointer.val field of dtv_t.
* td_thr_tlsbase.c (td_thr_tlsbase): Extract pointer.val field from
DTV slot.
2004-09-09 Roland McGrath <roland@redhat.com> 2004-09-09 Roland McGrath <roland@redhat.com>
* td_ta_map_lwp2thr.c (td_ta_map_lwp2thr): Don't abort if inferior's * td_ta_map_lwp2thr.c (td_ta_map_lwp2thr): Don't abort if inferior's

4
nptl_db/structs.def
View File

@ -1,5 +1,5 @@
/* List of types and symbols in libpthread examined by libthread_db. /* List of types and symbols in libpthread examined by libthread_db.
Copyright (C) 2003 Free Software Foundation, Inc. Copyright (C) 2003, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -74,6 +74,8 @@ DB_STRUCT_FIELD (link_map, l_tls_modid)
#if !defined IS_IN_libpthread || USE_TLS #if !defined IS_IN_libpthread || USE_TLS
DB_STRUCT_ARRAY_FIELD (dtv, dtv) DB_STRUCT_ARRAY_FIELD (dtv, dtv)
# define pointer_val pointer.val /* Field of anonymous struct in dtv_t. */
DB_STRUCT_FIELD (dtv_t, pointer_val)
#endif #endif
#if !defined IS_IN_libpthread || TLS_TCB_AT_TP #if !defined IS_IN_libpthread || TLS_TCB_AT_TP
DB_STRUCT_FIELD (pthread, dtvp) DB_STRUCT_FIELD (pthread, dtvp)

13
nptl_db/td_thr_tlsbase.c
View File

@ -1,5 +1,5 @@
/* Locate TLS data for a thread. /* Locate TLS data for a thread.
Copyright (C) 2003 Free Software Foundation, Inc. Copyright (C) 2003, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or The GNU C Library is free software; you can redistribute it and/or
@ -25,7 +25,7 @@ td_thr_tlsbase (const td_thrhandle_t *th,
psaddr_t *base) psaddr_t *base)
{ {
td_err_e err; td_err_e err;
psaddr_t dtv, dtvptr; psaddr_t dtv, dtvslot, dtvptr;
if (modid < 1) if (modid < 1)
return TD_NOTLS; return TD_NOTLS;
@ -35,8 +35,13 @@ td_thr_tlsbase (const td_thrhandle_t *th,
if (err != TD_OK) if (err != TD_OK)
return err; return err;
/* Get the corresponding entry in the DTV. */ /* Find the corresponding entry in the DTV. */
err = DB_GET_FIELD (dtvptr, th->th_ta_p, dtv, dtv, dtv, modid); err = DB_GET_FIELD_ADDRESS (dtvslot, th->th_ta_p, dtv, dtv, dtv, modid);
if (err != TD_OK)
return err;
/* Extract the TLS block address from that DTV slot. */
err = DB_GET_FIELD (dtvptr, th->th_ta_p, dtvslot, dtv_t, pointer_val, 0);
if (err != TD_OK) if (err != TD_OK)
return err; return err;