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authorDavid Xu <davidxu@FreeBSD.org>2010-01-05 03:39:31 +0000
committerDavid Xu <davidxu@FreeBSD.org>2010-01-05 03:39:31 +0000
commitd802aa25d23aa4964f94db0e2431128fd939da0c (patch)
tree28440e4c713dc6740a5f652375ba1fbbca0b9edc
parent9b0f1823b59d52c97a3ee8ee92d81d9d084ca52c (diff)
Notes
-rw-r--r--lib/libc/gen/sem_new.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/lib/libc/gen/sem_new.c b/lib/libc/gen/sem_new.c
index dac5381fc633..844be2858ec3 100644
--- a/lib/libc/gen/sem_new.c
+++ b/lib/libc/gen/sem_new.c
@@ -331,7 +331,7 @@ _libc_sem_getvalue(sem_t * __restrict sem, int * __restrict sval)
return (0);
}
-static int
+static __inline int
usem_wake(struct _usem *sem)
{
if (!sem->_has_waiters)
@@ -339,7 +339,7 @@ usem_wake(struct _usem *sem)
return _umtx_op(sem, UMTX_OP_SEM_WAKE, 0, NULL, NULL);
}
-static int
+static __inline int
usem_wait(struct _usem *sem, const struct timespec *timeout)
{
if (timeout && (timeout->tv_sec < 0 || (timeout->tv_sec == 0 &&
@@ -387,7 +387,7 @@ sem_cancel_handler(void *arg)
} while (0)
-static int
+static __inline int
enable_async_cancel(void)
{
int old;
@@ -396,7 +396,7 @@ enable_async_cancel(void)
return (old);
}
-static void
+static __inline void
restore_async_cancel(int val)
{
_pthread_setcanceltype(val, NULL);
@@ -413,7 +413,6 @@ _libc_sem_timedwait(sem_t * __restrict sem,
return (-1);
retval = 0;
- _pthread_testcancel();
for (;;) {
while ((val = sem->_kern._count) > 0) {
if (atomic_cmpset_acq_int(&sem->_kern._count, val, val - 1))
@@ -464,7 +463,5 @@ _libc_sem_post(sem_t *sem)
return (-1);
atomic_add_rel_int(&sem->_kern._count, 1);
- if (sem->_kern._has_waiters)
- return usem_wake(&sem->_kern);
- return (0);
+ return usem_wake(&sem->_kern);
}