Only initialize random map if we are actually going to use it

We alloc the randommap even for sequential workloads right now,
if the 'norandommap' option isn't given. Fix that, check for
td_random() before continuing.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/filesetup.c b/filesetup.c
index d10840a2374cad5d5cf8add743672756026c6d87..b29db3f3f237032db28c1ec1d4fdc4cc6b6c050f 100644 (file)
--- a/filesetup.c
+++ b/filesetup.c
@@ -497,7 +497,7 @@ int init_random_map(struct thread_data *td)
        struct fio_file *f;
        unsigned int i;
 
-       if (td->o.norandommap)
+       if (td->o.norandommap || !td_random(td))
                return 0;
 
        for_each_file(td, f, i) {