diff options
Diffstat (limited to 'lib/libthr/thread/thr_list.c')
-rw-r--r-- | lib/libthr/thread/thr_list.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/lib/libthr/thread/thr_list.c b/lib/libthr/thread/thr_list.c index 249501c..5a2bc63 100644 --- a/lib/libthr/thread/thr_list.c +++ b/lib/libthr/thread/thr_list.c @@ -149,11 +149,16 @@ _thr_alloc(struct pthread *curthread) if (total_threads > MAX_THREADS) return (NULL); atomic_fetchadd_int(&total_threads, 1); - thread = malloc(sizeof(struct pthread)); + thread = calloc(1, sizeof(struct pthread)); if (thread == NULL) { atomic_fetchadd_int(&total_threads, -1); return (NULL); } + thread->sleepqueue = _sleepq_alloc(); + thread->wake_addr = _thr_alloc_wake_addr(); + } else { + bzero(&thread->_pthread_startzero, + __rangeof(struct pthread, _pthread_startzero, _pthread_endzero)); } if (curthread != NULL) { THR_LOCK_ACQUIRE(curthread, &tcb_lock); @@ -163,10 +168,7 @@ _thr_alloc(struct pthread *curthread) tcb = _tcb_ctor(thread, 1 /* initial tls */); } if (tcb != NULL) { - memset(thread, 0, sizeof(*thread)); thread->tcb = tcb; - thread->sleepqueue = _sleepq_alloc(); - thread->wake_addr = _thr_alloc_wake_addr(); } else { thr_destroy(curthread, thread); atomic_fetchadd_int(&total_threads, -1); @@ -194,8 +196,6 @@ _thr_free(struct pthread *curthread, struct pthread *thread) } thread->tcb = NULL; if ((curthread == NULL) || (free_thread_count >= MAX_CACHED_THREADS)) { - _sleepq_free(thread->sleepqueue); - _thr_release_wake_addr(thread->wake_addr); thr_destroy(curthread, thread); atomic_fetchadd_int(&total_threads, -1); } else { @@ -213,6 +213,10 @@ _thr_free(struct pthread *curthread, struct pthread *thread) static void thr_destroy(struct pthread *curthread __unused, struct pthread *thread) { + if (thread->sleepqueue != NULL) + _sleepq_free(thread->sleepqueue); + if (thread->wake_addr != NULL) + _thr_release_wake_addr(thread->wake_addr); free(thread); } |