diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sem_wait.c')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sem_wait.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sem_wait.c b/nptl/sysdeps/unix/sysv/linux/sem_wait.c index 05114c9704..12f3f16c2d 100644 --- a/nptl/sysdeps/unix/sysv/linux/sem_wait.c +++ b/nptl/sysdeps/unix/sysv/linux/sem_wait.c @@ -56,7 +56,9 @@ __new_sem_wait (sem_t *sem) /* Enable asynchronous cancellation. Required by the standard. */ int oldtype = __pthread_enable_asynccancel (); - err = lll_futex_wait (&isem->value, 0); + err = lll_futex_wait (&isem->value, 0, + // XYZ check mutex flag + LLL_SHARED); /* Disable asynchronous cancellation. */ __pthread_disable_asynccancel (oldtype); @@ -100,7 +102,8 @@ __old_sem_wait (sem_t *sem) /* Enable asynchronous cancellation. Required by the standard. */ int oldtype = __pthread_enable_asynccancel (); - err = lll_futex_wait (futex, 0); + /* Always assume the semaphore is shared. */ + err = lll_futex_wait (futex, 0, LLL_SHARED); /* Disable asynchronous cancellation. */ __pthread_disable_asynccancel (oldtype); |