diff options
Diffstat (limited to 'lib/libpthread/thread/thr_exit.c')
| -rw-r--r-- | lib/libpthread/thread/thr_exit.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/lib/libpthread/thread/thr_exit.c b/lib/libpthread/thread/thr_exit.c index 5894206..416709a 100644 --- a/lib/libpthread/thread/thr_exit.c +++ b/lib/libpthread/thread/thr_exit.c @@ -86,9 +86,9 @@ void _pthread_exit(void *status) { struct pthread *curthread = _get_curthread(); + kse_critical_t crit; + struct kse *curkse; - if (!_kse_isthreaded()) - exit(0); /* Check if this thread is already in the process of exiting: */ if ((curthread->flags & THR_FLAGS_EXITING) != 0) { char msg[128]; @@ -119,9 +119,27 @@ _pthread_exit(void *status) /* Run the thread-specific data destructors: */ _thread_cleanupspecific(); } + if (!_kse_isthreaded()) + exit(0); + crit = _kse_critical_enter(); + curkse = _get_curkse(); + KSE_LOCK_ACQUIRE(curkse, &_thread_list_lock); + /* Use thread_list_lock */ + _thr_active_threads--; +#ifdef SYSTEM_SCOPE_ONLY + if (_thr_active_threads == 0) { +#else + if (_thr_active_threads == 1) { +#endif + KSE_LOCK_RELEASE(curkse, &_thread_list_lock); + _kse_critical_leave(crit); + exit(0); + /* Never reach! */ + } + KSE_LOCK_RELEASE(curkse, &_thread_list_lock); /* This thread will never be re-scheduled. */ - THR_LOCK_SWITCH(curthread); + KSE_LOCK(curkse); THR_SET_STATE(curthread, PS_DEAD); _thr_sched_switch_unlocked(curthread); /* Never reach! */ |
