syslet: make sure ring buffer is a power-of-2

[fio.git] / engines / sg.c

diff --git a/engines/sg.c b/engines/sg.c
index 8856c6f9dc6c98c874c0a51dcd90daf51fadfacf..790019e1d57fa48e7a635cecdc47dd5b6835cba3 100644 (file)
--- a/engines/sg.c
+++ b/engines/sg.c
@@ -12,7 +12,6 @@
 #include <sys/poll.h>
 
 #include "../fio.h"
-#include "../os.h"
 
 #ifdef FIO_HAVE_SGIO
 
@@ -243,6 +242,8 @@ static int fio_sgio_queue(struct thread_data *td, struct io_u *io_u)
        struct sg_io_hdr *hdr = &io_u->hdr;
        int ret;
 
+       fio_ro_check(td, io_u);
+
        ret = fio_sgio_doio(td, io_u, io_u->ddir == DDIR_SYNC);
 
        if (ret < 0)