rewrote libhdfs engine

[fio.git] / engines / posixaio.c

diff --git a/engines/posixaio.c b/engines/posixaio.c
index a2b53873124b49cdcc6e14b9d7e508b948265091..29bcc5acc809f63fc7c46972564a5e696543ef78 100644 (file)
--- a/engines/posixaio.c
+++ b/engines/posixaio.c
@@ -91,7 +91,7 @@ static int fio_posixaio_prep(struct thread_data fio_unused *td,
 #define SUSPEND_ENTRIES        8
 
 static int fio_posixaio_getevents(struct thread_data *td, unsigned int min,
-                                 unsigned int max, struct timespec *t)
+                                 unsigned int max, const struct timespec *t)
 {
        struct posixaio_data *pd = td->io_ops->data;
        os_aiocb_t *suspend_list[SUSPEND_ENTRIES];
@@ -196,18 +196,20 @@ static int fio_posixaio_queue(struct thread_data *td,
                return FIO_Q_COMPLETED;
 #endif
        }
-               
+
        if (ret) {
+               int aio_err = errno;
+
                /*
                 * At least OSX has a very low limit on the number of pending
                 * IOs, so if it returns EAGAIN, we are out of resources
                 * to queue more. Just return FIO_Q_BUSY to naturally
                 * drop off at this depth.
                 */
-               if (errno == EAGAIN)
+               if (aio_err == EAGAIN)
                        return FIO_Q_BUSY;
 
-               io_u->error = errno;
+               io_u->error = aio_err;
                td_verror(td, io_u->error, "xfer");
                return FIO_Q_COMPLETED;
        }