On 2022-04-11 03:01, Min Hu (Connor) wrote:
> Acked-by: Min Hu (Connor) <humi...@huawei.com>
> 

Thanks.

It was pretty obvious that something was wrong with this example's use 
of the spinlock, but after the brief look I had it was a little less 
obvious if this patch would fix the problem or not.

> 在 2022/4/10 21:51, Mattias Rönnblom 写道:
>> The conditional rte_spinlock_trylock() was used as if it is an
>> unconditional lock operation in a number of places.
>>
>> Fixes: cc7e8ae84faa ("examples/bond: add example application for link 
>> bonding mode 6")
>> Cc: michalx.k.jastrzeb...@intel.com
>>
>> Signed-off-by: Mattias Rönnblom <mattias.ronnb...@ericsson.com>
>> ---
>>   examples/bond/main.c | 14 +++++++-------
>>   1 file changed, 7 insertions(+), 7 deletions(-)
>>
>> diff --git a/examples/bond/main.c b/examples/bond/main.c
>> index 335bde5c8d..4efebb3902 100644
>> --- a/examples/bond/main.c
>> +++ b/examples/bond/main.c
>> @@ -373,7 +373,7 @@ static int lcore_main(__rte_unused void *arg1)
>>       bond_ip = BOND_IP_1 | (BOND_IP_2 << 8) |
>>                   (BOND_IP_3 << 16) | (BOND_IP_4 << 24);
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       while (global_flag_stru_p->LcoreMainIsRunning) {
>>           rte_spinlock_unlock(&global_flag_stru_p->lock);
>> @@ -456,7 +456,7 @@ static int lcore_main(__rte_unused void *arg1)
>>               if (is_free == 0)
>>                   rte_pktmbuf_free(pkts[i]);
>>           }
>> -        rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +        rte_spinlock_lock(&global_flag_stru_p->lock);
>>       }
>>       rte_spinlock_unlock(&global_flag_stru_p->lock);
>>       printf("BYE lcore_main\n");
>> @@ -571,7 +571,7 @@ static void cmd_start_parsed(__rte_unused void 
>> *parsed_result,
>>   {
>>       int worker_core_id = rte_lcore_id();
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       if (global_flag_stru_p->LcoreMainIsRunning == 0) {
>>           if (rte_eal_get_lcore_state(global_flag_stru_p->LcoreMainCore)
>>               != WAIT) {
>> @@ -591,7 +591,7 @@ static void cmd_start_parsed(__rte_unused void 
>> *parsed_result,
>>       if ((worker_core_id >= RTE_MAX_LCORE) || (worker_core_id == 0))
>>           return;
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       global_flag_stru_p->LcoreMainIsRunning = 1;
>>       rte_spinlock_unlock(&global_flag_stru_p->lock);
>>       cmdline_printf(cl,
>> @@ -659,7 +659,7 @@ static void cmd_stop_parsed(__rte_unused void 
>> *parsed_result,
>>                   struct cmdline *cl,
>>                   __rte_unused void *data)
>>   {
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       if (global_flag_stru_p->LcoreMainIsRunning == 0)    {
>>           cmdline_printf(cl,
>>                       "lcore_main not running on core:%d\n",
>> @@ -700,7 +700,7 @@ static void cmd_quit_parsed(__rte_unused void 
>> *parsed_result,
>>                   struct cmdline *cl,
>>                   __rte_unused void *data)
>>   {
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       if (global_flag_stru_p->LcoreMainIsRunning == 0)    {
>>           cmdline_printf(cl,
>>                       "lcore_main not running on core:%d\n",
>> @@ -762,7 +762,7 @@ static void cmd_show_parsed(__rte_unused void 
>> *parsed_result,
>>           printf("\n");
>>       }
>> -    rte_spinlock_trylock(&global_flag_stru_p->lock);
>> +    rte_spinlock_lock(&global_flag_stru_p->lock);
>>       cmdline_printf(cl,
>>               "Active_slaves:%d "
>>               "packets received:Tot:%d Arp:%d IPv4:%d\n",
>>

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