diff options
Diffstat (limited to 'REORG.TODO/nptl/pthread_mutex_cond_lock.c')
| -rw-r--r-- | REORG.TODO/nptl/pthread_mutex_cond_lock.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/REORG.TODO/nptl/pthread_mutex_cond_lock.c b/REORG.TODO/nptl/pthread_mutex_cond_lock.c new file mode 100644 index 0000000000..bd7149ef1d --- /dev/null +++ b/REORG.TODO/nptl/pthread_mutex_cond_lock.c @@ -0,0 +1,21 @@ +#include <pthreadP.h> + +#define LLL_MUTEX_LOCK(mutex) \ + lll_cond_lock ((mutex)->__data.__lock, PTHREAD_MUTEX_PSHARED (mutex)) + +/* Not actually elided so far. Needed? */ +#define LLL_MUTEX_LOCK_ELISION(mutex) \ + ({ lll_cond_lock ((mutex)->__data.__lock, PTHREAD_MUTEX_PSHARED (mutex)); 0; }) + +#define LLL_MUTEX_TRYLOCK(mutex) \ + lll_cond_trylock ((mutex)->__data.__lock) +#define LLL_MUTEX_TRYLOCK_ELISION(mutex) LLL_MUTEX_TRYLOCK(mutex) + +/* We need to assume that there are other threads blocked on the futex. + See __pthread_mutex_lock_full for further details. */ +#define LLL_ROBUST_MUTEX_LOCK_MODIFIER FUTEX_WAITERS +#define __pthread_mutex_lock internal_function __pthread_mutex_cond_lock +#define __pthread_mutex_lock_full __pthread_mutex_cond_lock_full +#define NO_INCR + +#include <nptl/pthread_mutex_lock.c> |