[PATCH] Sync and invalidate cache prior to running verify
Make sure we re-read the contents from disk, not from memory.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/fio.c b/fio.c
index 2b760dd..5432e38 100644
--- a/fio.c
+++ b/fio.c
@@ -563,7 +563,16 @@
struct io_u *io_u, *v_io_u = NULL;
struct io_completion_data icd;
struct fio_file *f;
- int ret;
+ int ret, i;
+
+ /*
+ * sync io first and invalidate cache, to make sure we really
+ * read from disk.
+ */
+ for_each_file(td, f, i) {
+ td_io_sync(td, f);
+ file_invalidate_cache(td, f);
+ }
td_set_runstate(td, TD_VERIFYING);