diff options
Diffstat (limited to 'lib/libthr/thread/thr_barrier.c')
| -rw-r--r-- | lib/libthr/thread/thr_barrier.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/libthr/thread/thr_barrier.c b/lib/libthr/thread/thr_barrier.c index cafba69..bbd4447 100644 --- a/lib/libthr/thread/thr_barrier.c +++ b/lib/libthr/thread/thr_barrier.c @@ -103,6 +103,7 @@ _pthread_barrier_wait(pthread_barrier_t *barrier) cycle = bar->b_cycle; do { _thr_ucond_wait(&bar->b_cv, &bar->b_lock, NULL, 0); + THR_UMUTEX_LOCK(curthread, &bar->b_lock); /* test cycle to avoid bogus wakeup */ } while (cycle == bar->b_cycle); THR_UMUTEX_UNLOCK(curthread, &bar->b_lock); |
