[dpdk-dev] [PATCH v2] testpmd: call cleanup on exit

Ferruh Yigit ferruh.yigit at intel.com
Thu Jan 9 12:31:30 CET 2020


On 1/9/2020 11:16 AM, Ferruh Yigit wrote:
> On 1/8/2020 3:28 PM, Stephen Hemminger wrote:
>> On Wed, 8 Jan 2020 09:45:54 +0000
>> "Iremonger, Bernard" <bernard.iremonger at intel.com> wrote:
>>
>>> Hi Stephen,
>>>
>>>> -----Original Message-----
>>>> From: dev <dev-bounces at dpdk.org> On Behalf Of Stephen Hemminger
>>>> Sent: Tuesday, January 7, 2020 7:00 PM
>>>> To: dev at dpdk.org
>>>> Cc: Stephen Hemminger <stephen at networkplumber.org>
>>>> Subject: [dpdk-dev] [PATCH v2] testpmd: call cleanup on exit
>>>>
>>>> The rte_eal_cleanup code is not exercised by testpmd which is the most
>>>> used DPDK test tool. Add a call at end of program.
>>>>
>>>> This helps exercise free and close paths which can be checked with tools like
>>>> valgrind.
>>>>
>>>> Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
>>>> ---
>>>> v2 - report errors
>>>>
>>>>  app/test-pmd/testpmd.c | 7 ++++++-
>>>>  1 file changed, 6 insertions(+), 1 deletion(-)
>>>>
>>>> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index
>>>> b3746822366f..2eec8afda1ec 100644
>>>> --- a/app/test-pmd/testpmd.c
>>>> +++ b/app/test-pmd/testpmd.c
>>>> @@ -3570,5 +3570,10 @@ main(int argc, char** argv)
>>>>  			return 1;
>>>>  	}
>>>>
>>>> -	return 0;
>>>> +	ret = rte_eal_cleanup();
>>>> +	if (ret != 0)
>>>> +		rte_exit(EXIT_FAILURE,
>>>> +			 "EAL cleanup failed: %s\n", strerror(-ret));
>>>> +
>>>> +	return EXIT_SUCCESS;
>>>>  }
>>>> --
>>>> 2.20.1  
>>>
>>> This looks like a fix to me and is probably worth backporting, it should probably have a fixes line.
>>>
>>> Regards,
>>>
>>> Bernard.
>>>
>>
>> Not sure if it needs to be backported. It depends on the definition
>> of a fix.  The original definition of stable was fixes only.
>> Linux has moved on to fixes and backports of missing features
>> like this; but DPDK has mostly stuck to the original definition
>> of stable.
>>
> 
> I also tend to think this a fix more then a feature, and although it is a minor
> fix it is good to get it to reduce the change of the conflict on other stuff in
> LTS. I will add fix/stable tag while merging.
> 

    Fixes: af75078fece3 ("first public release")
    Cc: stable at dpdk.org

    Acked-by: Bernard Iremonger <bernard.iremonger at intel.com>

Applied to dpdk-next-net/master, thanks.


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