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use bss instead of mmap for main thread's pthread thread-specific data
[oweals/musl.git]
/
src
/
thread
/
pthread_mutex_trylock.c
diff --git
a/src/thread/pthread_mutex_trylock.c
b/src/thread/pthread_mutex_trylock.c
index 232e172b6e0f5fcd1ee1b9d10df3e1694317f6e5..50a815a5fbf4dc22322347fa2ab4aaaeb98348b2 100644
(file)
--- a/
src/thread/pthread_mutex_trylock.c
+++ b/
src/thread/pthread_mutex_trylock.c
@@
-7,7
+7,7
@@
int pthread_mutex_trylock(pthread_mutex_t *m)
pthread_t self;
if (m->_m_type == PTHREAD_MUTEX_NORMAL)
- return
(m->_m_lock || a_swap(&m->_m_lock, 1)) ? EBUSY : 0
;
+ return
-a_swap(&m->_m_lock, 1) & EBUSY
;
self = pthread_self();
tid = self->tid | 0x80000000;