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From: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
To: Derrick Stolee <derrickstolee@github.com>
Cc: git@vger.kernel.org, Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH 01/14] index-pack: fix memory leaks
Date: Thu, 03 Mar 2022 17:19:01 +0100	[thread overview]
Message-ID: <220303.86r17j2ekz.gmgdl@evledraar.gmail.com> (raw)
In-Reply-To: <e3ad8853-a33d-a70b-4ace-92873c9d1401@github.com>


On Wed, Mar 02 2022, Derrick Stolee wrote:

> On 3/2/2022 12:10 PM, Ævar Arnfjörð Bjarmason wrote:
>> Fix various memory leaks in "git index-pack", due to how tightly
>> coupled this command is with the revision walking this doesn't make
>> any new tests pass, but e.g. this now passes, and had several failures before:
>> 
>>     ./t5300-pack-object.sh --run=1-2,4,6-27,30-42
>
> Do you mean that these tests now pass under leak check?

Yes, i.e. test 3, 5 etc. fails before & after, and this change makes
tests in these ranges pass.

>> it is a bit odd that we'll free "opts.anomaly", since the "opts" is a
>
> s/it/It/

Thanks, will fix!

>> "struct pack_idx_option" declared in pack.h. In pack-write.c there's a
>> reset_pack_idx_option(), but it only wipes the contents, but doesn't
>> free() anything.
>> 
>> Doing this here in cmd_index_pack() is correct because while the
>> struct is declared in pack.h, this code in builtin/index-pack.c (in
>> read_v2_anomalous_offsets()) is what allocates the "opts.anomaly", so
>> we should also free it here.
>
> Makes sense. Code diff looks good.

Thanks!

  reply	other threads:[~2022-03-03 16:20 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-02 17:10 [PATCH 00/14] tree-wide: small fixes for memory leaks Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 01/14] index-pack: fix " Ævar Arnfjörð Bjarmason
2022-03-02 20:36   ` Derrick Stolee
2022-03-03 16:19     ` Ævar Arnfjörð Bjarmason [this message]
2022-03-02 17:10 ` [PATCH 02/14] merge-base: free() allocated "struct commit **" list Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 03/14] diff.c: free "buf" in diff_words_flush() Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 04/14] urlmatch.c: add and use a *_release() function Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 05/14] remote-curl.c: free memory in cmd_main() Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 06/14] bundle: call strvec_clear() on allocated strvec Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 07/14] transport: stop needlessly copying bundle header references Ævar Arnfjörð Bjarmason
2022-03-02 20:47   ` Derrick Stolee
2022-03-03 16:20     ` Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 08/14] submodule--helper: fix trivial leak in module_add() Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 09/14] commit-graph: fix memory leak in misused string_list API Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 10/14] commit-graph: stop fill_oids_from_packs() progress on error and free() Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 11/14] lockfile API users: simplify and don't leak "path" Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 12/14] range-diff: plug memory leak in common invocation Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 13/14] range-diff: plug memory leak in read_patches() Ævar Arnfjörð Bjarmason
2022-03-02 17:10 ` [PATCH 14/14] repository.c: free the "path cache" in repo_clear() Ævar Arnfjörð Bjarmason
2022-03-02 20:58 ` [PATCH 00/14] tree-wide: small fixes for memory leaks Derrick Stolee
2022-03-04 18:32 ` [PATCH v2 " Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 01/14] index-pack: fix " Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 02/14] merge-base: free() allocated "struct commit **" list Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 03/14] diff.c: free "buf" in diff_words_flush() Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 04/14] urlmatch.c: add and use a *_release() function Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 05/14] remote-curl.c: free memory in cmd_main() Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 06/14] bundle: call strvec_clear() on allocated strvec Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 07/14] transport: stop needlessly copying bundle header references Ævar Arnfjörð Bjarmason
2022-03-04 19:10     ` Derrick Stolee
2022-03-04 18:32   ` [PATCH v2 08/14] submodule--helper: fix trivial leak in module_add() Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 09/14] commit-graph: fix memory leak in misused string_list API Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 10/14] commit-graph: stop fill_oids_from_packs() progress on error and free() Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 11/14] lockfile API users: simplify and don't leak "path" Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 12/14] range-diff: plug memory leak in common invocation Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 13/14] range-diff: plug memory leak in read_patches() Ævar Arnfjörð Bjarmason
2022-03-04 18:32   ` [PATCH v2 14/14] repository.c: free the "path cache" in repo_clear() Ævar Arnfjörð Bjarmason
2022-03-04 19:11   ` [PATCH v2 00/14] tree-wide: small fixes for memory leaks Derrick Stolee

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