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Merge branch 'ps/fetch-mirror-optim'

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Various optimization for "git fetch".

* ps/fetch-mirror-optim:
  refs/files-backend: optimize reading of symbolic refs
  remote: read symbolic refs via `refs_read_symbolic_ref()`
  refs: add ability for backends to special-case reading of symbolic refs
  fetch: avoid lookup of commits when not appending to FETCH_HEAD
  upload-pack: look up "want" lines via commit-graph
This commit is contained in:
Junio C Hamano
2022-03-16 17:53:07 -07:00
parent 47e0380289 0a7b38707d
commit 6969ac64bf
10 changed files with 122 additions and 33 deletions
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8
builtin/remote.c
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@@ -766,13 +766,15 @@ static int mv(int argc, const char **argv)
for_each_ref(read_remote_branches, &rename);
for (i = 0; i < remote_branches.nr; i++) {
struct string_list_item *item = remote_branches.items + i;
int flag = 0;
struct strbuf referent = STRBUF_INIT;
read_ref_full(item->string, RESOLVE_REF_READING, NULL, &flag);
if (!(flag & REF_ISSYMREF))
if (refs_read_symbolic_ref(get_main_ref_store(the_repository), item->string,
&referent))
continue;
if (delete_ref(NULL, item->string, NULL, REF_NO_DEREF))
die(_("deleting '%s' failed"), item->string);
strbuf_release(&referent);
}
for (i = 0; i < remote_branches.nr; i++) {
struct string_list_item *item = remote_branches.items + i;