->getevents() should take unsigned args

[fio.git] / engines / null.c

diff --git a/engines/null.c b/engines/null.c
index 724feca716edea0d105be29fab963ffd6f97341f..85d6847e18388eee2822f7b7cf38b7d230b5ec27 100644 (file)
--- a/engines/null.c
+++ b/engines/null.c
@@ -12,7 +12,6 @@
 #include <assert.h>
 
 #include "../fio.h"
-#include "../os.h"
 
 struct null_data {
        struct io_u **io_us;
@@ -27,8 +26,9 @@ static struct io_u *fio_null_event(struct thread_data *td, int event)
        return nd->io_us[event];
 }
 
-static int fio_null_getevents(struct thread_data *td, int min_events,
-                             int fio_unused max, struct timespec fio_unused *t)
+static int fio_null_getevents(struct thread_data *td, unsigned int min_events,
+                             unsigned int fio_unused max,
+                             struct timespec fio_unused *t)
 {
        struct null_data *nd = td->io_ops->data;
        int ret = 0;
@@ -57,6 +57,8 @@ static int fio_null_queue(struct thread_data fio_unused *td, struct io_u *io_u)
 {
        struct null_data *nd = td->io_ops->data;
 
+       fio_ro_check(td, io_u);
+
        if (td->io_ops->flags & FIO_SYNCIO)
                return FIO_Q_COMPLETED;
        if (nd->events)
@@ -66,21 +68,9 @@ static int fio_null_queue(struct thread_data fio_unused *td, struct io_u *io_u)
        return FIO_Q_QUEUED;
 }
 
-static int fio_null_setup(struct thread_data *td)
-{
-       struct fio_file *f;
-       unsigned int i;
-
-       for_each_file(td, f, i)
-               f->real_file_size = -1ULL;
-
-       return 0;
-}
-
 static int fio_null_open(struct thread_data fio_unused *td,
                         struct fio_file fio_unused *f)
 {
-       f->fd = 0;
        return 0;
 }
 
@@ -115,7 +105,6 @@ static int fio_null_init(struct thread_data *td)
 static struct ioengine_ops ioengine = {
        .name           = "null",
        .version        = FIO_IOOPS_VERSION,
-       .setup          = fio_null_setup,
        .queue          = fio_null_queue,
        .commit         = fio_null_commit,
        .getevents      = fio_null_getevents,