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Merge branch 'jt/get-reference-with-commit-graph'

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Micro-optimize the code that prepares commit objects to be walked
by "git rev-list" when the commit-graph is available.

* jt/get-reference-with-commit-graph:
  revision: use commit graph in get_reference()
This commit is contained in:
Junio C Hamano 2019-02-05 14:26:10 -08:00
parent 073312b4c7 ec0c5798ee
commit 09b2e40944
1 changed files with 14 additions and 1 deletions
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15
revision.c
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@ -213,7 +213,20 @@ static struct object *get_reference(struct rev_info *revs, const char *name,
{
struct object *object;
object = parse_object(revs->repo, oid);
/*
* If the repository has commit graphs, repo_parse_commit() avoids
* reading the object buffer, so use it whenever possible.
*/
if (oid_object_info(revs->repo, oid, NULL) == OBJ_COMMIT) {
struct commit *c = lookup_commit(revs->repo, oid);
if (!repo_parse_commit(revs->repo, c))
object = (struct object *) c;
else
object = NULL;
} else {
object = parse_object(revs->repo, oid);
}
if (!object) {
if (revs->ignore_missing)
return object;