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author | Roland McGrath <roland@gnu.org> | 2007-06-26 06:47:56 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2007-06-26 06:47:56 +0000 |
commit | 7d9d8bd18906fdd17364f372b160d7ab896ce909 (patch) | |
tree | e6b4df694ddfc1b6457b8e8b8fb853fc4b10560c /nptl_db/td_thr_event_enable.c | |
parent | 0ecf9c1064e40f02d4b4e693e676c0f113372d57 (diff) | |
download | glibc-7d9d8bd18906fdd17364f372b160d7ab896ce909.zip glibc-7d9d8bd18906fdd17364f372b160d7ab896ce909.tar.gz glibc-7d9d8bd18906fdd17364f372b160d7ab896ce909.tar.bz2 |
* init.c (__nptl_initial_report_events): New variable.
(__pthread_initialize_minimal_internal): Initialize pd->report_events
to that.
Diffstat (limited to 'nptl_db/td_thr_event_enable.c')
-rw-r--r-- | nptl_db/td_thr_event_enable.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/nptl_db/td_thr_event_enable.c b/nptl_db/td_thr_event_enable.c index a02be5d..c8b2cd4 100644 --- a/nptl_db/td_thr_event_enable.c +++ b/nptl_db/td_thr_event_enable.c @@ -1,5 +1,5 @@ /* Enable event process-wide. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 1999. @@ -28,7 +28,25 @@ td_thr_event_enable (th, onoff) { LOG ("td_thr_event_enable"); - /* Write the new value into the thread data structure. */ - return DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread, report_events, 0, + if (th->th_unique != 0) + { + /* Write the new value into the thread data structure. */ + td_err_e err = DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread, + report_events, 0, + (psaddr_t) 0 + (onoff != 0)); + if (err != TD_OK) + return err; + + /* Just in case we are in the window between initializing __stack_user + and copying from __nptl_initial_report_events, we set it too. + It doesn't hurt to do this for non-initial threads, since it + won't be consulted again anyway. It would take another fetch + to get the tid and determine this isn't the initial thread, + so just do it always. */ + } + + /* We are faking it for the initial thread before its thread + descriptor is set up. */ + return DB_PUT_VALUE (th->th_ta_p, __nptl_initial_report_events, 0, (psaddr_t) 0 + (onoff != 0)); } |