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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2020-11-23 10:38:12 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2020-11-25 10:43:18 -0300
commitb45b1c5ba1df4d0315ffdd00a040ff9bc0597a8d (patch)
tree635d26de59ee085627b6b36ee4116c27f74563c6 /nptl
parent2a45be88ed4753a9756d840b3182a87f2ae1200b (diff)
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nptl: Replace lll_futex_wake with futex-internal.h
The idea is to make NPTL implementation to use on the functions provided by futex-internal.h. Checked on x86_64-linux-gnu and i686-linux-gnu. Reviewed-by: Lukasz Majewski <lukma@denx.de>
Diffstat (limited to 'nptl')
-rw-r--r--nptl/pthread_mutex_setprioceiling.c4
-rw-r--r--nptl/pthread_mutex_unlock.c6
-rw-r--r--nptl/sem_post.c9
3 files changed, 7 insertions, 12 deletions
diff --git a/nptl/pthread_mutex_setprioceiling.c b/nptl/pthread_mutex_setprioceiling.c
index cbef202..8f1d6e1 100644
--- a/nptl/pthread_mutex_setprioceiling.c
+++ b/nptl/pthread_mutex_setprioceiling.c
@@ -116,8 +116,8 @@ pthread_mutex_setprioceiling (pthread_mutex_t *mutex, int prioceiling,
| (prioceiling << PTHREAD_MUTEX_PRIO_CEILING_SHIFT);
atomic_full_barrier ();
- lll_futex_wake (&mutex->__data.__lock, INT_MAX,
- PTHREAD_MUTEX_PSHARED (mutex));
+ futex_wake ((unsigned int *)&mutex->__data.__lock, INT_MAX,
+ PTHREAD_MUTEX_PSHARED (mutex));
return 0;
}
diff --git a/nptl/pthread_mutex_unlock.c b/nptl/pthread_mutex_unlock.c
index 2b4abb8..56f1732 100644
--- a/nptl/pthread_mutex_unlock.c
+++ b/nptl/pthread_mutex_unlock.c
@@ -162,7 +162,7 @@ __pthread_mutex_unlock_full (pthread_mutex_t *mutex, int decr)
private = PTHREAD_ROBUST_MUTEX_PSHARED (mutex);
if (__glibc_unlikely ((atomic_exchange_rel (&mutex->__data.__lock, 0)
& FUTEX_WAITERS) != 0))
- lll_futex_wake (&mutex->__data.__lock, 1, private);
+ futex_wake ((unsigned int *) &mutex->__data.__lock, 1, private);
/* We must clear op_pending after we release the mutex.
FIXME However, this violates the mutex destruction requirements
@@ -332,8 +332,8 @@ __pthread_mutex_unlock_full (pthread_mutex_t *mutex, int decr)
&oldval, newval));
if ((oldval & ~PTHREAD_MUTEX_PRIO_CEILING_MASK) > 1)
- lll_futex_wake (&mutex->__data.__lock, 1,
- PTHREAD_MUTEX_PSHARED (mutex));
+ futex_wake ((unsigned int *)&mutex->__data.__lock, 1,
+ PTHREAD_MUTEX_PSHARED (mutex));
int oldprio = newval >> PTHREAD_MUTEX_PRIO_CEILING_SHIFT;
diff --git a/nptl/sem_post.c b/nptl/sem_post.c
index 88cfc24..5dbfb3a 100644
--- a/nptl/sem_post.c
+++ b/nptl/sem_post.c
@@ -84,19 +84,14 @@ int
attribute_compat_text_section
__old_sem_post (sem_t *sem)
{
- int *futex = (int *) sem;
+ unsigned int *futex = (unsigned int *) sem;
/* We must need to synchronize with consumers of this token, so the atomic
increment must have release MO semantics. */
atomic_write_barrier ();
(void) atomic_increment_val (futex);
/* We always have to assume it is a shared semaphore. */
- int err = lll_futex_wake (futex, 1, LLL_SHARED);
- if (__builtin_expect (err, 0) < 0)
- {
- __set_errno (-err);
- return -1;
- }
+ futex_wake (futex, 1, LLL_SHARED);
return 0;
}
compat_symbol (libpthread, __old_sem_post, sem_post, GLIBC_2_0);