Init buflen for our dummy buffer

[fio.git] / filesetup.c

diff --git a/filesetup.c b/filesetup.c
index 9f186fb46436a4d46998709a787050be24905316..6427f3e4e2317901159f7061ce9a74538d288aaa 100644 (file)
--- a/filesetup.c
+++ b/filesetup.c
@@ -127,7 +127,6 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
        }
 
        b = malloc(td->o.max_bs[DDIR_WRITE]);
-       memset(b, 0, td->o.max_bs[DDIR_WRITE]);
 
        left = f->real_file_size;
        while (left && !td->terminate) {
@@ -135,6 +134,8 @@ static int extend_file(struct thread_data *td, struct fio_file *f)
                if (bs > left)
                        bs = left;
 
+               fill_io_buffer(td, b, bs, bs);
+
                r = write(f->fd, b, bs);
 
                if (r > 0) {