[PATCH v4] app/testpmd: fix slave device isn't released
Dongdong Liu
liudongdong3 at huawei.com
Thu Jun 9 09:50:01 CEST 2022
Hi Ferruh
Many thanks for your review.
On 2022/6/7 22:31, Ferruh Yigit wrote:
> On 6/7/2022 9:10 AM, Dongdong Liu wrote:
>> From: Huisong Li <lihuisong at huawei.com>
>>
>> Currently, some eth devices are added to bond device, these devices
>> are not
>> released when the quit command is executed in testpmd. This patch adds
>> the
>> release operation for all active slaves under a bond device.
>>
>> Fixes: 0e545d3047fe ("app/testpmd: check stopping port is not in
>> bonding")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Huisong Li <lihuisong at huawei.com>
>> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
>> Signed-off-by: Dongdong Liu <liudongdong3 at huawei.com>
>> ---
>> app/test-pmd/cmdline.c | 1 +
>> app/test-pmd/testpmd.c | 46 ++++++++++++++++++++++++++++++++++++++++++
>> app/test-pmd/testpmd.h | 2 ++
>> 3 files changed, 49 insertions(+)
>>
>> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
>> index fdd0cada3b..6c58b02650 100644
>> --- a/app/test-pmd/cmdline.c
>> +++ b/app/test-pmd/cmdline.c
>> @@ -8915,6 +8915,7 @@ static void cmd_quit_parsed(__rte_unused void
>> *parsed_result,
>> __rte_unused void *data)
>> {
>> cmdline_quit(cl);
>> + cl_quit = 1;
>> }
>> static cmdline_parse_token_string_t cmd_quit_quit =
>> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
>> index fc1b64b60d..2b16551a26 100644
>> --- a/app/test-pmd/testpmd.c
>> +++ b/app/test-pmd/testpmd.c
>> @@ -229,6 +229,7 @@ unsigned int xstats_display_num; /**< Size of
>> extended statistics to show */
>> * option. Set flag to exit stats period loop after received
>> SIGINT/SIGTERM.
>> */
>> uint8_t f_quit;
>> +uint8_t cl_quit; /* Quit testpmd from cmdline. */
>> /*
>> * Max Rx frame size, set by '--max-pkt-len' parameter.
>> @@ -3201,11 +3202,44 @@ remove_invalid_ports(void)
>> nb_cfg_ports = nb_fwd_ports;
>> }
>> +static void
>> +clear_bonding_slave_device(portid_t *slave_pids, uint16_t num_slaves)
>> +{
>> +#ifdef RTE_NET_BOND
>> + struct rte_port *port;
>> + portid_t slave_pid;
>> + uint16_t i;
>> +
>> + for (i = 0; i < num_slaves; i++) {
>> + slave_pid = slave_pids[i];
>> + if (port_is_started(slave_pid) == 1) {
>> + if (rte_eth_dev_stop(slave_pid) != 0)
>> + fprintf(stderr, "rte_eth_dev_stop failed for port %u\n",
>> + slave_pid);
>> +
>> + port = &ports[slave_pid];
>> + port->port_status = RTE_PORT_STOPPED;
>> + }
>> +
>> + clear_port_slave_flag(slave_pid);
>> +
>> + /* Close slave device when testpmd quit or is killed. */
>> + if (cl_quit == 1 || f_quit == 1)
>> + rte_eth_dev_close(slave_pid);
>> + }
>> +#else
>> + RTE_SET_USED(slave_pids);
>> + RTE_SET_USED(num_slaves);
>> +#endif
>
> Do we need this #ifdef, everything is already available in compile time.
Although it can be compiled ok without this #ifdef,
I think we still need this #ifdef as this is bond related
implementation.
This patch does the similar #ifdef grouping done in 3/5 patch.
Thanks,
Dongdong
>
>> +}
>> +
>> void
>> close_port(portid_t pid)
>> {
>> portid_t pi;
>> struct rte_port *port;
>> + portid_t slave_pids[RTE_MAX_ETHPORTS];
>> + int num_slaves = 0;
>> if (port_id_is_invalid(pid, ENABLED_WARN))
>> return;
>> @@ -3240,7 +3274,19 @@ close_port(portid_t pid)
>> port_flow_flush(pi);
>> port_flex_item_flush(pi);
>> port_action_handle_flush(pi);
>> +#ifdef RTE_NET_BOND
>> + if (port->bond_flag == 1)
>> + num_slaves = rte_eth_bond_slaves_get(pi,
>> + slave_pids, RTE_MAX_ETHPORTS);
>> +#endif
>> rte_eth_dev_close(pi);
>> + /*
>> + * If this port is bonded device, all slaves under the
>> + * device need to be removed or closed.
>> + */
>> + if (port->bond_flag == 1 && num_slaves > 0)
>> + clear_bonding_slave_device(slave_pids,
>> + num_slaves);
>> }
>> free_xstats_display_info(pi);
>> diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
>> index 6693813dda..b44d5dd5ac 100644
>> --- a/app/test-pmd/testpmd.h
>> +++ b/app/test-pmd/testpmd.h
>> @@ -38,6 +38,8 @@
>> #define RTE_PORT_CLOSED (uint16_t)2
>> #define RTE_PORT_HANDLING (uint16_t)3
>> +extern uint8_t cl_quit;
>> +
>> /*
>> * It is used to allocate the memory for hash key.
>> * The hash key size is NIC dependent.
>
> .
>
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