implement 'unit_base' option to select between KB and Kbit et. al.

[fio.git] / options.c

diff --git a/options.c b/options.c
index bca217f6466ca8c80086f733726c924651fcdd09..66099b58d3bd4ba4d4f2b26390e2392e4966e838 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1100,6 +1100,25 @@ static int kb_base_verify(struct fio_option *o, void *data)
        return 0;
 }
 
+static int unit_base_verify(struct fio_option *o, void *data)
+{
+       struct thread_data *td = data;
+
+       /* 0 = default, pick based on engine
+        * 1 = use bits
+        * 8 = use bytes
+        */
+       if (td->o.unit_base != 0 &&
+               td->o.unit_base != 1 &&
+               td->o.unit_base != 8) {
+               log_err("fio: unit_base set to nonsensical value: %u\n",
+                               td->o.unit_base);
+               return 1;
+       }
+
+       return 0;
+}
+
 /*
  * Map of job/command line options
  */
@@ -1148,6 +1167,15 @@ static struct fio_option options[FIO_MAX_OPTS] = {
                .def    = "1024",
                .help   = "How many bytes per KB for reporting (1000 or 1024)",
        },
+       {
+               .name   = "unit_base",
+               .type   = FIO_OPT_INT,
+               .off1   = td_var_offset(unit_base),
+               .verify = unit_base_verify,
+               .prio   = 1,
+               .def    = "0",
+               .help   = "Bit multiple of result summary data (8 for byte, 1 for bit)",
+       },
        {
                .name   = "lockfile",
                .type   = FIO_OPT_STR,