Handle short read at the end of file

[fio.git] / fio.c

diff --git a/fio.c b/fio.c
index 6a3a87b0feb9257c5e38b3f7826fc2ba96d08d31..ef63ce6e4e47b384da36024e50a2c2504aa16b79 100644 (file)
--- a/fio.c
+++ b/fio.c
@@ -412,7 +412,7 @@ static void do_io(struct thread_data *td)
 
        td_set_runstate(td, TD_RUNNING);
 
-       while ((td->this_io_bytes[0] + td->this_io_bytes[1]) < td->io_size) {
+       while ((td->this_io_bytes[0] + td->this_io_bytes[1]) < td->o.size) {
                struct timeval comp_time;
                long bytes_done = 0;
                int min_evts = 0;
@@ -452,8 +452,14 @@ static void do_io(struct thread_data *td)
 
                                io_u->xfer_buflen = io_u->resid;
                                io_u->xfer_buf += bytes;
+                               io_u->offset += bytes;
+
+                               if (io_u->offset == io_u->file->real_file_size)
+                                       goto sync_done;
+
                                requeue_io_u(td, &io_u);
                        } else {
+sync_done:
                                fio_gettime(&comp_time, NULL);
                                bytes_done = io_u_sync_complete(td, io_u);
                                if (bytes_done < 0)
@@ -736,6 +742,7 @@ static void *thread_main(void *data)
        INIT_LIST_HEAD(&td->io_u_busylist);
        INIT_LIST_HEAD(&td->io_u_requeues);
        INIT_LIST_HEAD(&td->io_log_list);
+       INIT_LIST_HEAD(&td->io_hist_list);
        td->io_hist_tree = RB_ROOT;
 
        if (init_io_u(td))