windowsaio: open file for write if we have syncs

Windows wants the file opened for write if we do a file sync, so ensure we do that if we have syncs. Fixes: axboe#1352 Signed-off-by: Jens Axboe <[email protected]>
Dummyc0m · Feb 26, 2022 · c3773c1 · c3773c1
1 parent 78c0d7a
commit c3773c1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/engines/windowsaio.c b/engines/windowsaio.c
@@ -248,7 +248,7 @@ static int fio_windowsaio_open_file(struct thread_data *td, struct fio_file *f)
 		log_err("fio: unknown fadvise type %d\n", td->o.fadvise_hint);
 	}
 
-	if (!td_write(td) || read_only)
+	if ((!td_write(td) && !(td->flags & TD_F_SYNCS)) || read_only)
 		access = GENERIC_READ;
 	else
 		access = (GENERIC_READ | GENERIC_WRITE);