diff options
Diffstat (limited to 'winsup/cygwin/thread.cc')
| -rw-r--r-- | winsup/cygwin/thread.cc | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc index 9f4899e91..11d60fc0e 100644 --- a/winsup/cygwin/thread.cc +++ b/winsup/cygwin/thread.cc @@ -212,10 +212,11 @@ pthread_mutex::can_be_unlocked (pthread_mutex_t const *mutex) if (!is_good_object (mutex)) return false; - /* - * Check if the mutex is owned by the current thread and can be unlocked - */ - return ((*mutex)->recursion_counter == 1 && pthread::equal ((*mutex)->owner, self)); + /* Check if the mutex is owned by the current thread and can be unlocked. + * Also check for the ANONYMOUS owner to cover NORMAL mutexes as well. */ + return ((*mutex)->recursion_counter == 1 + && ((*mutex)->owner == MUTEX_OWNER_ANONYMOUS + || pthread::equal ((*mutex)->owner, self))); } inline bool |