librbd ioengine support

[fio.git] / parse.h

diff --git a/parse.h b/parse.h
index 5273d23f6907b41db030d0090ea555f87cf0ee61..1009252e4a254f80605416f14b05cc0587b72d72 100644 (file)
--- a/parse.h
+++ b/parse.h
@@ -100,7 +100,7 @@ typedef int (fio_opt_str_val_fn)(void *, long long *);
 typedef int (fio_opt_int_fn)(void *, int *);
 typedef int (fio_opt_str_set_fn)(void *);
 
-#define __td_var(start, offset)        ((void *) start + (offset))
+#define __td_var(start, offset)        ((char *) start + (offset))
 
 struct thread_options;
 static inline void *td_var(struct thread_options *to, struct fio_option *o,