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Do you know if the above fixes backported to the 21.11.x LTS release? > ---- > Simon Jones > > > Simon Jones > 于2023 > 年12月18日周一 10:51写道： > > Hi all, > > I'm using DPDK-21.11 in ovs-dpdk. > > I found a "bonding member delete bug" . > > 1. How to reproduce > > ``` > NOTICE: bondctl is a tool I develop, it's to control DPDK. > > ### step 1, Add bonding device bond0. > bondctl add bond0 mode active-backup > > ### step 2, Add member m1 into bond0. > bondctl set 0000:00:0a.0 master bond0  > > ### step 3, Add bond0 into ovs bridge. > ovs-vsctl add-port brp0 bond0 -- set interface bond0 type=dpdk > options:dpdk-devargs=net_bonding-bond0 > (this command call @bond_ethdev_start at last.) > > ### step 4, Delete bond0 from ovs bridge. > ovs-vsctl del-port br-phy bond0 > (this command call @bond_ethdev_stop at last.) > > ### step 5, Delete m1 from bond0. > bondctl set 0000:00:0a.0 nomaster > > ### step 6, Delete bond0. > bondctl del bond0 > > ### step 7, Add bond0. > bondctl add bond0 mode active-backup > > ### step 8, Add member m1 into bond0. > bondctl set 0000:00:0a.0 master bond0 > (this command call @bond_ethdev_start at last.) > > ### Then got error message. > 2023-12-15T08:24:04.153Z|00017|dpdk|ERR|Port 0 must be stopped to > allow configurr > ation > 2023-12-15T08:24:04.153Z|00018|dpdk|ERR|bond_cmd_set_master(581) - > can not confii > g slave 0000:00:0a.0! > ``` > > 2. Debug > > I found the reason is, when member port is DOWN, then add operation > will call "eth_dev->data->dev_started = 1;", but no one add active > member port, so when delete bond0, will NOT call @rte_eth_dev_stop, > then add bond0 again, got error. Detail is: > ``` > ### After step 1-3, add bond0 into ovs-dpdk > bond_ethdev_start >     eth_dev->data->dev_started = 1; >     for (i = 0; i < internals->slave_count; i++) { >         if (slave_configure(eth_dev, slave_ethdev) != 0) { >         if (slave_start(eth_dev, slave_ethdev) != 0) { >             rte_eth_dev_start > > ### NOTICE, as member port is DOWN, so will NOT > call @activate_slave, so @active_slave_count is 0. > bond_ethdev_lsc_event_callback >     activate_slave(bonded_eth_dev, port_id); > > ### After step 4, delete bond0 from ovs-dpdk, NOTICE, > as @active_slave_count is 0, so will NOT call @rte_eth_dev_stop > bond_ethdev_stop >     for (i = 0; i < internals->slave_count; i++) { >         if (find_slave_by_id(internals->active_slaves, >                 internals->active_slave_count, slave_id) != >                         internals->active_slave_count) { >             ret = rte_eth_dev_stop(slave_id); > > ### After step 5-7, delete bond0 and then add bond0 > > ### After step 8, add bond0, as it's NOT call @rte_eth_dev_stop, so > call @rte_eth_dev_start again will got error. > 2023-12-15T08:24:04.153Z|00017|dpdk|ERR|Port 0 must be stopped to > allow configurr > ation > > ``` > > 3. My question > > Is this bug fixed ? Which commit ? > > If NOT, how to fix this bug? I think it's better to > call @rte_eth_dev_stop for every member, even it's DOWN. How about this? > > Thanks~ > > > ---- > Simon Jones >