On 01/30/2015 09:39 PM, Kevin Wolf wrote: > Am 30.01.2015 um 09:07 hat Wen Congyang geschrieben: >> If the child touches qiov->iov, it will cause unexpected results. >> >> Signed-off-by: Wen Congyang <we...@cn.fujitsu.com> > > Any specific child you're thinking of? > > I think children are not supposed to modify their qiov (which would also > fail for init_external qiovs). Perhaps we should have made it const.
NBD client. The qiov will be modified in iov_send_recv(): nbd_co_writev() nbd_client_session_co_writev() nbd_co_writev_1() nbd_co_send_request() qemu_co_sendv() qemu_co_sendv_recvv() iov_send_recv() Thanks Wen Congyang > > Kevin >