macvtap: update file current position
authorZhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Fri, 6 Dec 2013 06:16:50 +0000 (14:16 +0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 6 Dec 2013 17:42:14 +0000 (12:42 -0500)
Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/macvtap.c

index 9093004..957cc5c 100644 (file)
@@ -876,6 +876,8 @@ static ssize_t macvtap_aio_read(struct kiocb *iocb, const struct iovec *iv,
 
        ret = macvtap_do_read(q, iocb, iv, len, file->f_flags & O_NONBLOCK);
        ret = min_t(ssize_t, ret, len); /* XXX copied from tun.c. Why? */
+       if (ret > 0)
+               iocb->ki_pos = ret;
 out:
        return ret;
 }