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| author | Roland McGrath <roland@gnu.org> | 2006-02-04 00:48:40 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2006-02-04 00:48:40 +0000 |
| commit | 0fdd44dcb4d34f8d19f89a7f3f54be010f1ee62b (patch) | |
| tree | da0b791668dca2fb8b0199e5effa78fccc65f0c4 /nptl_db | |
| parent | f2a2deef4de6c97f557b925e6701135dddce2eac (diff) | |
| download | glibc-0fdd44dcb4d34f8d19f89a7f3f54be010f1ee62b.zip glibc-0fdd44dcb4d34f8d19f89a7f3f54be010f1ee62b.tar.gz glibc-0fdd44dcb4d34f8d19f89a7f3f54be010f1ee62b.tar.bz2 | |
* 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.
Diffstat (limited to 'nptl_db')
| -rw-r--r-- | nptl_db/ChangeLog | 6 | ||||
| -rw-r--r-- | nptl_db/structs.def | 4 | ||||
| -rw-r--r-- | nptl_db/td_thr_tlsbase.c | 13 |
3 files changed, 18 insertions, 5 deletions
diff --git a/nptl_db/ChangeLog b/nptl_db/ChangeLog index 52c8491..2bb82f4 100644 --- a/nptl_db/ChangeLog +++ b/nptl_db/ChangeLog @@ -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> * td_ta_map_lwp2thr.c (td_ta_map_lwp2thr): Don't abort if inferior's diff --git a/nptl_db/structs.def b/nptl_db/structs.def index b17a628..823af5c 100644 --- a/nptl_db/structs.def +++ b/nptl_db/structs.def @@ -1,5 +1,5 @@ /* 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. 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 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 #if !defined IS_IN_libpthread || TLS_TCB_AT_TP DB_STRUCT_FIELD (pthread, dtvp) diff --git a/nptl_db/td_thr_tlsbase.c b/nptl_db/td_thr_tlsbase.c index c57009a..aaeda6f 100644 --- a/nptl_db/td_thr_tlsbase.c +++ b/nptl_db/td_thr_tlsbase.c @@ -1,5 +1,5 @@ /* 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. 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) { td_err_e err; - psaddr_t dtv, dtvptr; + psaddr_t dtv, dtvslot, dtvptr; if (modid < 1) return TD_NOTLS; @@ -35,8 +35,13 @@ td_thr_tlsbase (const td_thrhandle_t *th, if (err != TD_OK) return err; - /* Get the corresponding entry in the DTV. */ - err = DB_GET_FIELD (dtvptr, th->th_ta_p, dtv, dtv, dtv, modid); + /* Find the corresponding entry in the DTV. */ + 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) return err; |