Fix testing and setting set_options bitmap

[fio.git] / parse.c

diff --git a/parse.c b/parse.c
index 7912212ecda47594bac999e8abbecdacaf81aeb1..745056bdc8186e54743d2fb688df926084c91853 100644 (file)
--- a/parse.c
+++ b/parse.c
@@ -17,6 +17,7 @@
 #include "options.h"
 #include "minmax.h"
 #include "lib/ieee754.h"
+#include "lib/pow2.h"
 
 #ifdef CONFIG_ARITHMETIC
 #include "y.tab.h"
@@ -521,6 +522,10 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 
                if (ret)
                        break;
+               if (o->pow2 && !is_power_of_2(ull)) {
+                       log_err("%s: must be a power-of-2\n", o->name);
+                       return 1;
+               }
 
                if (o->maxval && ull > o->maxval) {
                        log_err("max value out of range: %llu"