From b1c43161c2b37e35eae60fa61621a24a5d820d83 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Thu, 17 Mar 2011 12:21:32 -0400 Subject: unify lock and owner fields of mutex structure this change is necessary to free up one slot in the mutex structure so that we can use doubly-linked lists in the implementation of robust mutexes. --- src/thread/pthread_mutex_unlock.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'src/thread/pthread_mutex_unlock.c') diff --git a/src/thread/pthread_mutex_unlock.c b/src/thread/pthread_mutex_unlock.c index 39cea4b6..61a2b947 100644 --- a/src/thread/pthread_mutex_unlock.c +++ b/src/thread/pthread_mutex_unlock.c @@ -3,13 +3,12 @@ int pthread_mutex_unlock(pthread_mutex_t *m) { if (m->_m_type != PTHREAD_MUTEX_NORMAL) { - if (m->_m_owner != pthread_self()->tid) + if (m->_m_lock != pthread_self()->tid) return EPERM; if (m->_m_type == PTHREAD_MUTEX_RECURSIVE && --m->_m_count) return 0; } - m->_m_owner = 0; m->_m_lock = 0; if (m->_m_waiters) __wake(&m->_m_lock, 1, 0); return 0; -- cgit v1.2.1