diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c b/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c index b417da5e22..7b6fbc18aa 100644 --- a/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c +++ b/nptl/sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c @@ -2,8 +2,15 @@ #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) + #define LLL_ROBUST_MUTEX_LOCK(mutex, id) \ lll_robust_cond_lock ((mutex)->__data.__lock, id, \ PTHREAD_ROBUST_MUTEX_PSHARED (mutex)) |