Document file_service_type option

[fio.git] / io_u.c

diff --git a/io_u.c b/io_u.c
index 978771e1370378ada310bc303b686f20fd7a2763..6df4b5eee80190187aa0015b11aca7da73e714b4 100644 (file)
--- a/io_u.c
+++ b/io_u.c
@@ -329,11 +329,12 @@ static void io_u_mark_latency(struct thread_data *td, unsigned long msec)
  */
 static struct fio_file *get_next_file_rand(struct thread_data *td)
 {
-       long r = os_random_long(&td->next_file_state);
        unsigned int fileno;
        struct fio_file *f;
 
        do {
+               long r = os_random_long(&td->next_file_state);
+
                fileno = (unsigned int) ((double) (td->nr_files - 1) * r / (RAND_MAX + 1.0));
                f = &td->files[fileno];
                if (f->fd != -1)