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From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Olivier MATZ <olivier.matz@6wind.com>
Cc: dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-stable] [PATCH 3/6] test: fix memory leak in ring autotest
Date: Sat, 23 Dec 2017 11:49:01 +0000	[thread overview]
Message-ID: <a5e3a95f-4012-fcd9-27fc-ee366d3153e0@intel.com> (raw)
In-Reply-To: <20171222162642.brpmnqhtovmlwxe2@platinum>

On 22-Dec-17 4:26 PM, Olivier MATZ wrote:
> Hi,
> 
> On Fri, Dec 22, 2017 at 10:12:07AM +0000, Anatoly Burakov wrote:
>> Fixes: af75078fece3 ("first public release")
> 
> Not sure about this commit id: freeing rings is only possible
> since commit 4e32101f9b01 ("ring: support freeing").

You're correct, i'll fix it in v2.

> 
> [...]
> 
>> @@ -894,6 +895,8 @@ test_ring(void)
>>   	/* dump the ring status */
>>   	rte_ring_list_dump(stdout);
>>   
>> +	rte_ring_free(r);
>> +
>>   	return 0;
> 
> I think this is incorrect: r is a static variable, and if it is
> not set to NULL, it will be reused at next call.

The point of these changes is not to leave any memory allocated after 
the test is done, regardless of whether it will be reused again.

> 
> Ideally, removing the static variable would be better than just
> resetting the value to NULL, but it will require more modifications:
> add a ring argument to test function, and change return -1 -> goto fail.
> 

...or rewrite it with the testsuite and do proper setup and teardown :) 
Anyway, i'll implement the suggestion in v2.

-- 
Thanks,
Anatoly

  reply	other threads:[~2017-12-23 11:49 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <c46dff058bdbc6fe7c66c551575c410347cd589e.1515845958.git.anatoly.burakov@intel.com>
     [not found] ` <9d5a3bc7a779b2dddab4256aa3e0631737861f98.1513867589.git.anatoly.burakov@intel.com>
2017-12-22 10:12   ` [dpdk-stable] [PATCH 2/6] test: fix memory leak in reorder autotest Anatoly Burakov
2017-12-22 10:12   ` [dpdk-stable] [PATCH 3/6] test: fix memory leak in ring autotest Anatoly Burakov
2017-12-22 16:26     ` Olivier MATZ
2017-12-23 11:49       ` Burakov, Anatoly [this message]
2017-12-22 10:12   ` [dpdk-stable] [PATCH 4/6] test: fix memory leak in ring perf autotest Anatoly Burakov
2017-12-22 16:28     ` Olivier MATZ
2017-12-22 10:12   ` [dpdk-stable] [PATCH 5/6] test: fix memory leak in table autotest Anatoly Burakov
2018-01-11 14:17     ` Dumitrescu, Cristian
2017-12-22 10:12   ` [dpdk-stable] [PATCH 6/6] test: fix memory leak in timer perf autotest Anatoly Burakov
2018-01-17  8:36   ` [dpdk-stable] [PATCH v2 2/6] test: fix memory leak in reorder autotest Anatoly Burakov
2018-01-17  8:36   ` [dpdk-stable] [PATCH v2 3/6] test: fix memory leak in ring autotest Anatoly Burakov
2018-01-17  8:36   ` [dpdk-stable] [PATCH v2 4/6] test: fix memory leak in ring perf autotest Anatoly Burakov
2018-01-17  8:36   ` [dpdk-stable] [PATCH v2 5/6] test: fix memory leak in table autotest Anatoly Burakov
2018-01-17  8:36   ` [dpdk-stable] [PATCH v2 6/6] test: fix memory leak in timer perf autotest Anatoly Burakov
2018-01-17 11:15   ` [dpdk-stable] [PATCH v3 2/6] test: fix memory leak in reorder autotest Anatoly Burakov
2018-01-17 11:15   ` [dpdk-stable] [PATCH v3 3/6] test: fix memory leak in ring autotest Anatoly Burakov
2018-01-19  8:33     ` Olivier Matz
2018-01-17 11:15   ` [dpdk-stable] [PATCH v3 4/6] test: fix memory leak in ring perf autotest Anatoly Burakov
2018-01-19  8:35     ` Olivier Matz
2018-01-17 11:15   ` [dpdk-stable] [PATCH v3 5/6] test: fix memory leak in table autotest Anatoly Burakov
2018-01-17 11:15   ` [dpdk-stable] [PATCH v3 6/6] test: fix memory leak in timer perf autotest Anatoly Burakov
     [not found] <662303f9fc36dc3f45ae0f4a6f21eeb91f8f000d.1517917927.git.anatoly.burakov@intel.com>
     [not found] ` <409be7970a029d2d2cfffeafee43ea2645244eb2.1517834482.git.anatoly.burakov@intel.com>
     [not found]   ` <8ccde502aee6921dd4fc74718309d60b8c82f444.1516178976.git.anatoly.burakov@intel.com>
2018-02-05 13:03     ` [dpdk-stable] [PATCH v4 2/6] test: fix memory leak in reorder autotest Anatoly Burakov
2018-02-05 13:03     ` [dpdk-stable] [PATCH v4 3/6] test: fix memory leak in ring autotest Anatoly Burakov
2018-02-06  0:36       ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
2018-02-05 13:03     ` [dpdk-stable] [PATCH v4 4/6] test: fix memory leak in ring perf autotest Anatoly Burakov
2018-02-05 13:03     ` [dpdk-stable] [PATCH v4 5/6] test: fix memory leak in table autotest Anatoly Burakov
2018-02-05 13:03     ` [dpdk-stable] [PATCH v4 6/6] test: fix memory leak in timer perf autotest Anatoly Burakov
2018-02-06 13:35   ` [dpdk-stable] [PATCH v5 2/6] test: fix memory leak in reorder autotest Anatoly Burakov
2018-02-06 13:35   ` [dpdk-stable] [PATCH v5 3/6] test: fix memory leak in ring autotest Anatoly Burakov
2018-02-06 13:35   ` [dpdk-stable] [PATCH v5 4/6] test: fix memory leak in ring perf autotest Anatoly Burakov
2018-02-06 13:35   ` [dpdk-stable] [PATCH v5 5/6] test: fix memory leak in table autotest Anatoly Burakov
2018-02-06 13:35   ` [dpdk-stable] [PATCH v5 6/6] test: fix memory leak in timer perf autotest Anatoly Burakov

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