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From: Shaoxuan Yuan <shaoxuan.yuan02@gmail.com>
To: Junio C Hamano <gitster@pobox.com>,
	Derrick Stolee <derrickstolee@github.com>
Cc: vdye@github.com, git@vger.kernel.org
Subject: Re: [PATCH v5 3/3] builtin/grep.c: walking tree instead of expanding index with --sparse
Date: Thu, 8 Sep 2022 14:06:39 -0700	[thread overview]
Message-ID: <f7f54032-df51-87f1-dc14-02632ec37cb7@gmail.com> (raw)
In-Reply-To: <xmqqo7vpoaan.fsf@gitster.g>

On 9/8/2022 1:56 PM, Junio C Hamano wrote:
>> Shaoxuan's comment is attempting to list the reasons why submodules
>> do not currently work with sparse-index,
> 
> "do not currently work" in a sense that it produces wrong result, or
> it just expands in-core index unnecessarily before applying pathspec
> to produce the right result in an inefficient way?

It's the latter situation. It expands the index inefficiently though,
the results are correct. The other problem is that, there is no sparse
directories in an expanded index, thus we cannot test how does the
grep_tree() approach (introduced in the third patch) work within submodules.

  reply	other threads:[~2022-09-08 21:06 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-17  7:56 [PATCH v1 0/2] grep: integrate with sparse index Shaoxuan Yuan
2022-08-17  7:56 ` [PATCH v1 1/2] builtin/grep.c: add --sparse option Shaoxuan Yuan
2022-08-17 14:12   ` Derrick Stolee
2022-08-17 17:13     ` Junio C Hamano
2022-08-17 17:34       ` Victoria Dye
2022-08-17 17:43         ` Derrick Stolee
2022-08-17 18:47           ` Junio C Hamano
2022-08-17 17:37     ` Elijah Newren
2022-08-24 18:20     ` Shaoxuan Yuan
2022-08-24 19:08       ` Derrick Stolee
2022-08-17  7:56 ` [PATCH v1 2/2] builtin/grep.c: integrate with sparse index Shaoxuan Yuan
2022-08-17 14:23   ` Derrick Stolee
2022-08-24 21:06     ` Shaoxuan Yuan
2022-08-25  0:39       ` Derrick Stolee
2022-08-17 13:46 ` [PATCH v1 0/2] grep: " Derrick Stolee
2022-08-29 23:28 ` [PATCH v2 " Shaoxuan Yuan
2022-08-29 23:28   ` [PATCH v2 1/2] builtin/grep.c: add --sparse option Shaoxuan Yuan
2022-08-29 23:28   ` [PATCH v2 2/2] builtin/grep.c: integrate with sparse index Shaoxuan Yuan
2022-08-30 13:45     ` Derrick Stolee
2022-09-01  4:57 ` [PATCH v3 0/3] grep: " Shaoxuan Yuan
2022-09-01  4:57   ` [PATCH v3 1/3] builtin/grep.c: add --sparse option Shaoxuan Yuan
2022-09-01  4:57   ` [PATCH v3 2/3] builtin/grep.c: integrate with sparse index Shaoxuan Yuan
2022-09-01  4:57   ` [PATCH v3 3/3] builtin/grep.c: walking tree instead of expanding index with --sparse Shaoxuan Yuan
2022-09-01 17:03     ` Derrick Stolee
2022-09-01 18:31       ` Shaoxuan Yuan
2022-09-01 17:17     ` Junio C Hamano
2022-09-01 17:27       ` Junio C Hamano
2022-09-01 22:49         ` Shaoxuan Yuan
2022-09-01 22:36       ` Shaoxuan Yuan
2022-09-02  3:28     ` Victoria Dye
2022-09-02 18:47       ` Shaoxuan Yuan
2022-09-03  0:36 ` [PATCH v4 0/3] grep: integrate with sparse index Shaoxuan Yuan
2022-09-03  0:36   ` [PATCH v4 1/3] builtin/grep.c: add --sparse option Shaoxuan Yuan
2022-09-03  0:36   ` [PATCH v4 2/3] builtin/grep.c: integrate with sparse index Shaoxuan Yuan
2022-09-03  0:36   ` [PATCH v4 3/3] builtin/grep.c: walking tree instead of expanding index with --sparse Shaoxuan Yuan
2022-09-03  4:39     ` Junio C Hamano
2022-09-08  0:24       ` Shaoxuan Yuan
2022-09-08  0:18 ` [PATCH v5 0/3] grep: integrate with sparse index Shaoxuan Yuan
2022-09-08  0:18   ` [PATCH v5 1/3] builtin/grep.c: add --sparse option Shaoxuan Yuan
2022-09-10  1:07     ` Victoria Dye
2022-09-14  6:08     ` Elijah Newren
2022-09-15  2:57       ` Junio C Hamano
2022-09-18  2:14         ` Elijah Newren
2022-09-18 19:52           ` Victoria Dye
2022-09-19  1:23             ` Junio C Hamano
2022-09-19  4:27             ` Shaoxuan Yuan
2022-09-19 11:03             ` Ævar Arnfjörð Bjarmason
2022-09-20  7:13             ` Elijah Newren
2022-09-17  3:34       ` Shaoxuan Yuan
2022-09-18  4:24         ` Elijah Newren
2022-09-19  4:13           ` Shaoxuan Yuan
2022-09-17  3:45       ` Shaoxuan Yuan
2022-09-08  0:18   ` [PATCH v5 2/3] builtin/grep.c: integrate with sparse index Shaoxuan Yuan
2022-09-08  0:18   ` [PATCH v5 3/3] builtin/grep.c: walking tree instead of expanding index with --sparse Shaoxuan Yuan
2022-09-08 17:59     ` Junio C Hamano
2022-09-08 20:46       ` Derrick Stolee
2022-09-08 20:56         ` Junio C Hamano
2022-09-08 21:06           ` Shaoxuan Yuan [this message]
2022-09-09 12:49           ` Derrick Stolee
2022-09-13 17:23         ` Junio C Hamano
2022-09-10  2:04     ` Victoria Dye
2022-09-23  4:18 ` [PATCH v6 0/1] grep: integrate with sparse index Shaoxuan Yuan
2022-09-23  4:18   ` [PATCH v6 1/1] builtin/grep.c: " Shaoxuan Yuan
2022-09-23 16:40     ` Junio C Hamano
2022-09-23 16:58     ` Junio C Hamano
2022-09-26 17:28       ` Junio C Hamano
2022-09-23 14:13   ` [PATCH v6 0/1] grep: " Derrick Stolee
2022-09-23 16:01   ` Victoria Dye
2022-09-23 17:08     ` Junio C Hamano

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