diff options
Diffstat (limited to 'src/thread/pthread_mutex_unlock.c')
| -rw-r--r-- | src/thread/pthread_mutex_unlock.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/thread/pthread_mutex_unlock.c b/src/thread/pthread_mutex_unlock.c index b4bd74b8..769d6e56 100644 --- a/src/thread/pthread_mutex_unlock.c +++ b/src/thread/pthread_mutex_unlock.c @@ -9,16 +9,18 @@ int pthread_mutex_unlock(pthread_mutex_t *m) int waiters = m->_m_waiters; int cont; int robust = 0; + int type = m->_m_type & 15; + int priv = (m->_m_type & 128) ^ 128; - if (m->_m_type != PTHREAD_MUTEX_NORMAL) { + if (type != PTHREAD_MUTEX_NORMAL) { if (!m->_m_lock) return EPERM; self = __pthread_self(); if ((m->_m_lock&0x1fffffff) != self->tid) return EPERM; - if ((m->_m_type&3) == PTHREAD_MUTEX_RECURSIVE && m->_m_count) + if ((type&3) == PTHREAD_MUTEX_RECURSIVE && m->_m_count) return m->_m_count--, 0; - if (m->_m_type >= 4) { + if (type >= 4) { robust = 1; self->robust_list.pending = &m->_m_next; *(void **)m->_m_prev = m->_m_next; @@ -32,6 +34,6 @@ int pthread_mutex_unlock(pthread_mutex_t *m) __vm_unlock_impl(); } if (waiters || cont<0) - __wake(&m->_m_lock, 1, 0); + __wake(&m->_m_lock, 1, priv); return 0; } |