On Sat, 2015-05-23 at 21:48 +0300, Julian Anastasov wrote: > Hello, > > On Sat, 23 May 2015, Eric W. Biederman wrote: > > > Perhaps it is possible to transmit into a veth pair even when the > > carrier is down? Which could be a bug in the veth driver. > > Not sure if that can help but both RCU_INIT_POINTER > calls in veth_dellink can be before the unregister_netdevice_queue > ones. May be it will help for the case when veth_dellink is > called with head=NULL. As result, veth_xmit will free all > flying skbs to peer that is unregistered first.
Good point, but note that we never call dellink() method with head==NULL in current kernels. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
