diff options
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/lll_timedlock_wait.c | 15 | ||||
| -rw-r--r-- | nptl/pthread_mutex_timedlock.c | 16 |
2 files changed, 18 insertions, 13 deletions
diff --git a/nptl/lll_timedlock_wait.c b/nptl/lll_timedlock_wait.c index 1f489ed0b7..cd105931d2 100644 --- a/nptl/lll_timedlock_wait.c +++ b/nptl/lll_timedlock_wait.c @@ -24,7 +24,8 @@ int -__lll_timedlock_wait (int *futex, const struct timespec *abstime, int private) +__lll_clocklock_wait (int *futex, clockid_t clockid, + const struct timespec *abstime, int private) { /* Reject invalid timeouts. */ if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000) @@ -33,15 +34,17 @@ __lll_timedlock_wait (int *futex, const struct timespec *abstime, int private) /* Try locking. */ while (atomic_exchange_acq (futex, 2) != 0) { - struct timeval tv; + struct timespec ts; - /* Get the current time. */ - (void) __gettimeofday (&tv, NULL); + /* Get the current time. This can only fail if clockid is not + valid. */ + if (__glibc_unlikely (__clock_gettime (clockid, &ts) != 0)) + return EINVAL; /* Compute relative timeout. */ struct timespec rt; - rt.tv_sec = abstime->tv_sec - tv.tv_sec; - rt.tv_nsec = abstime->tv_nsec - tv.tv_usec * 1000; + rt.tv_sec = abstime->tv_sec - ts.tv_sec; + rt.tv_nsec = abstime->tv_nsec - ts.tv_nsec; if (rt.tv_nsec < 0) { rt.tv_nsec += 1000000000; diff --git a/nptl/pthread_mutex_timedlock.c b/nptl/pthread_mutex_timedlock.c index d4d11cc747..10a9989a67 100644 --- a/nptl/pthread_mutex_timedlock.c +++ b/nptl/pthread_mutex_timedlock.c @@ -28,8 +28,9 @@ #include <stap-probe.h> -#ifndef lll_timedlock_elision -#define lll_timedlock_elision(a,dummy,b,c) lll_timedlock(a, b, c) +#ifndef lll_clocklock_elision +#define lll_clocklock_elision(futex, adapt_count, clockid, abstime, private) \ + lll_clocklock (futex, clockid, abstime, private) #endif #ifndef lll_trylock_elision @@ -75,7 +76,7 @@ __pthread_mutex_timedlock (pthread_mutex_t *mutex, } /* We have to get the mutex. */ - result = lll_timedlock (mutex->__data.__lock, abstime, + result = lll_clocklock (mutex->__data.__lock, CLOCK_REALTIME, abstime, PTHREAD_MUTEX_PSHARED (mutex)); if (result != 0) @@ -98,16 +99,16 @@ __pthread_mutex_timedlock (pthread_mutex_t *mutex, FORCE_ELISION (mutex, goto elision); simple: /* Normal mutex. */ - result = lll_timedlock (mutex->__data.__lock, abstime, + result = lll_clocklock (mutex->__data.__lock, CLOCK_REALTIME, abstime, PTHREAD_MUTEX_PSHARED (mutex)); break; case PTHREAD_MUTEX_TIMED_ELISION_NP: elision: __attribute__((unused)) /* Don't record ownership */ - return lll_timedlock_elision (mutex->__data.__lock, + return lll_clocklock_elision (mutex->__data.__lock, mutex->__data.__spins, - abstime, + CLOCK_REALTIME, abstime, PTHREAD_MUTEX_PSHARED (mutex)); @@ -124,7 +125,8 @@ __pthread_mutex_timedlock (pthread_mutex_t *mutex, { if (cnt++ >= max_cnt) { - result = lll_timedlock (mutex->__data.__lock, abstime, + result = lll_clocklock (mutex->__data.__lock, + CLOCK_REALTIME, abstime, PTHREAD_MUTEX_PSHARED (mutex)); break; } |