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Merge branch 'ds/path-walk-2'

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"git pack-objects" learns to find delta bases from blobs at the
same path, using the --path-walk API.

* ds/path-walk-2:
  pack-objects: allow --shallow and --path-walk
  path-walk: add new 'edge_aggressive' option
  pack-objects: thread the path-based compression
  pack-objects: refactor path-walk delta phase
  scalar: enable path-walk during push via config
  pack-objects: enable --path-walk via config
  repack: add --path-walk option
  t5538: add tests to confirm deltas in shallow pushes
  pack-objects: introduce GIT_TEST_PACK_PATH_WALK
  p5313: add performance tests for --path-walk
  pack-objects: update usage to match docs
  pack-objects: add --path-walk option
  pack-objects: extract should_attempt_deltas()
This commit is contained in:
Junio C Hamano
2025-06-17 10:44:38 -07:00
parent 60f9bc3e30 c178b02e29
commit 88134a8417
27 changed files with 620 additions and 66 deletions
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12
pack-objects.h
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@@ -120,11 +120,23 @@ struct object_entry {
unsigned ext_base:1; /* delta_idx points outside packlist */
};
/**
* A packing region is a section of the packing_data.objects array
* as given by a starting index and a number of elements.
*/
struct packing_region {
size_t start;
size_t nr;
};
struct packing_data {
struct repository *repo;
struct object_entry *objects;
uint32_t nr_objects, nr_alloc;
struct packing_region *regions;
size_t nr_regions, nr_regions_alloc;
int32_t *index;
uint32_t index_size;