From: Derrick Stolee <stolee@gmail.com>
To: Elijah Newren via GitGitGadget <gitgitgadget@gmail.com>,
git@vger.kernel.org
Cc: "Derrick Stolee" <dstolee@microsoft.com>,
"Jonathan Tan" <jonathantanmy@google.com>,
"Taylor Blau" <me@ttaylorr.com>,
"Junio C Hamano" <gitster@pobox.com>,
"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
"Elijah Newren" <newren@gmail.com>
Subject: Re: [PATCH v2 1/8] diffcore-rename: enable filtering possible rename sources
Date: Tue, 9 Mar 2021 17:21:38 -0500 [thread overview]
Message-ID: <c646e320-566b-3b53-63d8-a97c6d17c5bd@gmail.com> (raw)
In-Reply-To: <dab8e3c6aee5a852ad46c569c0be729d64310ad9.1615248599.git.gitgitgadget@gmail.com>
On 3/8/2021 7:09 PM, Elijah Newren via GitGitGadget wrote:> @@ -1127,9 +1137,10 @@ void diffcore_rename_extended(struct diff_options *options,
> /*
> * Cull sources:
> * - remove ones corresponding to exact renames
> + * - remove ones not found in relevant_sources
> */
> trace2_region_enter("diff", "cull after exact", options->repo);
> - remove_unneeded_paths_from_src(want_copies);
> + remove_unneeded_paths_from_src(want_copies, relevant_sources);
> trace2_region_leave("diff", "cull after exact", options->repo);
In this case, we are checking for copies. Perhaps there is a reason
why we want to include relevant_sources in that case, so I'll look
for it later.
> } else {
> /* Determine minimum score to match basenames */
> @@ -1148,7 +1159,7 @@ void diffcore_rename_extended(struct diff_options *options,
> * - remove ones involved in renames (found via exact match)
> */
> trace2_region_enter("diff", "cull after exact", options->repo);
> - remove_unneeded_paths_from_src(want_copies);
> + remove_unneeded_paths_from_src(want_copies, NULL);
> trace2_region_leave("diff", "cull after exact", options->repo);
>
> /* Preparation for basename-driven matching. */
> @@ -1167,9 +1178,10 @@ void diffcore_rename_extended(struct diff_options *options,
> /*
> * Cull sources, again:
> * - remove ones involved in renames (found via basenames)
> + * - remove ones not found in relevant_sources
> */
> trace2_region_enter("diff", "cull basename", options->repo);
> - remove_unneeded_paths_from_src(want_copies);
> + remove_unneeded_paths_from_src(want_copies, relevant_sources);
> trace2_region_leave("diff", "cull basename", options->repo);
This seems backwards from your cover letter. You are using the exact renames
_and_ basename matches to remove the unneeded paths. Why are we not stripping
out the relevant_sources in the call further up, before we call
find_basename_matches()?
Thanks,
-Stolee
next prev parent reply other threads:[~2021-03-09 22:22 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-28 3:58 [PATCH 0/8] Optimization batch 9: avoid detecting irrelevant renames Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 1/8] diffcore-rename: enable filtering possible rename sources Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 2/8] merge-ort: precompute subset of sources for which we need rename detection Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 3/8] merge-ort: add data structures for an alternate tree traversal Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 4/8] merge-ort: introduce wrappers for " Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 5/8] merge-ort: precompute whether directory rename detection is needed Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 6/8] merge-ort: use relevant_sources to filter possible rename sources Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 7/8] merge-ort: skip rename detection entirely if possible Elijah Newren via GitGitGadget
2021-02-28 3:58 ` [PATCH 8/8] diffcore-rename: avoid doing basename comparisons for irrelevant sources Elijah Newren via GitGitGadget
2021-03-01 16:39 ` [PATCH 0/8] Optimization batch 9: avoid detecting irrelevant renames Elijah Newren
2021-03-04 7:54 ` Elijah Newren
2021-03-09 0:09 ` [PATCH v2 " Elijah Newren via GitGitGadget
2021-03-09 0:09 ` [PATCH v2 1/8] diffcore-rename: enable filtering possible rename sources Elijah Newren via GitGitGadget
2021-03-09 22:21 ` Derrick Stolee [this message]
2021-03-09 22:40 ` Elijah Newren
2021-03-09 22:45 ` Derrick Stolee
2021-03-09 0:09 ` [PATCH v2 2/8] merge-ort: precompute subset of sources for which we need rename detection Elijah Newren via GitGitGadget
2021-03-09 0:09 ` [PATCH v2 3/8] merge-ort: add data structures for an alternate tree traversal Elijah Newren via GitGitGadget
2021-03-09 0:09 ` [PATCH v2 4/8] merge-ort: introduce wrappers for " Elijah Newren via GitGitGadget
2021-03-09 23:06 ` Derrick Stolee
2021-03-09 0:09 ` [PATCH v2 5/8] merge-ort: precompute whether directory rename detection is needed Elijah Newren via GitGitGadget
2021-03-09 0:09 ` [PATCH v2 6/8] merge-ort: use relevant_sources to filter possible rename sources Elijah Newren via GitGitGadget
2021-03-09 0:09 ` [PATCH v2 7/8] merge-ort: skip rename detection entirely if possible Elijah Newren via GitGitGadget
2021-03-09 22:51 ` Derrick Stolee
2021-03-09 22:57 ` Elijah Newren
2021-03-09 0:09 ` [PATCH v2 8/8] diffcore-rename: avoid doing basename comparisons for irrelevant sources Elijah Newren via GitGitGadget
2021-03-09 22:08 ` [PATCH v2 0/8] Optimization batch 9: avoid detecting irrelevant renames Derrick Stolee
2021-03-10 15:08 ` Derrick Stolee
2021-03-11 0:38 ` [PATCH v3 " Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 1/8] diffcore-rename: enable filtering possible rename sources Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 2/8] merge-ort: precompute subset of sources for which we need rename detection Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 3/8] merge-ort: add data structures for an alternate tree traversal Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 4/8] merge-ort: introduce wrappers for " Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 5/8] merge-ort: precompute whether directory rename detection is needed Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 6/8] merge-ort: use relevant_sources to filter possible rename sources Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 7/8] merge-ort: skip rename detection entirely if possible Elijah Newren via GitGitGadget
2021-03-11 0:38 ` [PATCH v3 8/8] diffcore-rename: avoid doing basename comparisons for irrelevant sources Elijah Newren via GitGitGadget
2021-03-15 13:57 ` [PATCH v3 0/8] Optimization batch 9: avoid detecting irrelevant renames Derrick Stolee
2021-03-15 17:10 ` [PATCH v2 " Elijah Newren
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