PMUTEX_FLAG_DEFERRED
mp->m_flags |= PMUTEX_FLAG_DEFERRED;
mp->m_flags |= PMUTEX_FLAG_DEFERRED;
if ((mp->m_flags & PMUTEX_FLAG_DEFERRED) != 0) {
mp->m_flags &= ~PMUTEX_FLAG_DEFERRED;
if ((m->m_flags & PMUTEX_FLAG_DEFERRED) != 0) {
m->m_flags &= ~PMUTEX_FLAG_DEFERRED;