Workaround pthreads-win32 pthread_rwlock_init limitation.

On Windows, pthreads-win32 returns EINVAL if you specify an attribute when
calling pthread_rwlock_init. Work around this by only specifying the attribute
when FIO_HAVE_PSHARED_MUTEX is defined.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/mutex.c b/mutex.c
index d1e3ceaeff3469be1462ed1af7434f44e8760a72..e1fbb607f1a416fb06a25a611f0f4233c9814357 100644 (file)
--- a/mutex.c
+++ b/mutex.c
@@ -205,9 +205,12 @@ struct fio_rwlock *fio_rwlock_init(void)
                log_err("pthread_rwlockattr_setpshared: %s\n", strerror(ret));
                goto destroy_attr;
        }
                log_err("pthread_rwlockattr_setpshared: %s\n", strerror(ret));
                goto destroy_attr;
        }

-#endif

 
        ret = pthread_rwlock_init(&lock->lock, &attr);
 
        ret = pthread_rwlock_init(&lock->lock, &attr);

+#else
+       ret = pthread_rwlock_init(&lock->lock, NULL);
+#endif
+

        if (ret) {
                log_err("pthread_rwlock_init: %s\n", strerror(ret));
                goto destroy_attr;
        if (ret) {
                log_err("pthread_rwlock_init: %s\n", strerror(ret));
                goto destroy_attr;