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Re: [PATCH 1/8] builtin/gc: remove global `repack` variable

From
Taylor Blau <me@ttaylorr.com>
Date
Oct 17, 2025, 20:58 UTC
Message-ID
<aPKuA37Y0Yzl4bpn@nand.local>
In-Reply-To
<20251016-pks-maintenance-geometric-strategy-v1-1-18943d474203@pks.im>
On Thu, Oct 16, 2025 at 09:26:32AM +0200, Patrick Steinhardt wrote:
Show 17 quoted lines
> @@ -1269,6 +1272,19 @@ static int maintenance_task_gc_background(struct maintenance_run_opts *opts,
>  	return run_command(&child);
>  }
>
> +static int gc_condition(struct gc_config *cfg)
> +{
> +	/*
> +	 * Note that it's fine to drop the repack arguments here, as we execute
> +	 * git-gc(1) as a separate child process anyway. So it knows to compute
> +	 * these arguments again.
> +	 */
> +	struct strvec repack_args = STRVEC_INIT;
> +	int ret = need_to_gc(cfg, &repack_args);
> +	strvec_clear(&repack_args);
> +	return ret;
> +}
> +

Thanks for calling this one out in the patch message. I think had I not read that I would have been confused why we were putting contents into the strvec here just to throw it away, but the explanation you wrote above makes it clear :-).

The rest of the patch looks great to me.

Thanks, Taylor

Previous: Justin ToblerNext: Patrick Steinhardt
Message 4 of 69 in “builtin/maintenance: introduce "geometric" strategy”
  1. 0/8 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 16, 2025
  2. 1/8 builtin/gc: remove global `repack` variablePatrick Steinhardt, Oct 16, 2025
  3. Justin ToblerOct 16, 2025
  4. Taylor BlauOct 17, 2025
  5. 2/8 builtin/gc: make `too_many_loose_objects()` reusable without GC configPatrick Steinhardt, Oct 16, 2025
  6. Junio C HamanoOct 16, 2025
  7. 3/8 builtin/maintenance: introduce "geometric-repack" taskPatrick Steinhardt, Oct 16, 2025
  8. Justin ToblerOct 16, 2025
  9. Patrick SteinhardtOct 17, 2025
  10. Taylor BlauOct 17, 2025
  11. Patrick SteinhardtOct 21, 2025
  12. Taylor BlauOct 23, 2025
  13. Patrick SteinhardtOct 24, 2025
  14. 4/8 builtin/maintenance: don't silently ignore invalid strategyPatrick Steinhardt, Oct 16, 2025
  15. 5/8 builtin/maintenance: run maintenance tasks depending on typePatrick Steinhardt, Oct 16, 2025
  16. 6/8 builtin/maintenance: extend "maintenance.strategy" to manual maintenancePatrick Steinhardt, Oct 16, 2025
  17. 7/8 builtin/maintenance: make "gc" strategy accessiblePatrick Steinhardt, Oct 16, 2025
  18. 8/8 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 16, 2025
  19. 0/9 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 21, 2025
  20. 1/9 builtin/gc: remove global `repack` variablePatrick Steinhardt, Oct 21, 2025
  21. 2/9 builtin/gc: make `too_many_loose_objects()` reusable without GC configPatrick Steinhardt, Oct 21, 2025
  22. 3/9 builtin/maintenance: introduce "geometric-repack" taskPatrick Steinhardt, Oct 21, 2025
  23. Taylor BlauOct 23, 2025
  24. Patrick SteinhardtOct 24, 2025
  25. 4/9 builtin/maintenance: make the geometric factor configurablePatrick Steinhardt, Oct 21, 2025
  26. Taylor BlauOct 23, 2025
  27. Patrick SteinhardtOct 24, 2025
  28. Taylor BlauOct 24, 2025
  29. 5/9 builtin/maintenance: don't silently ignore invalid strategyPatrick Steinhardt, Oct 21, 2025
  30. Taylor BlauOct 23, 2025
  31. 6/9 builtin/maintenance: run maintenance tasks depending on typePatrick Steinhardt, Oct 21, 2025
  32. Taylor BlauOct 23, 2025
  33. 7/9 builtin/maintenance: extend "maintenance.strategy" to manual maintenancePatrick Steinhardt, Oct 21, 2025
  34. 8/9 builtin/maintenance: make "gc" strategy accessiblePatrick Steinhardt, Oct 21, 2025
  35. 9/9 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 21, 2025
  36. Taylor BlauOct 23, 2025
  37. Patrick SteinhardtOct 24, 2025
  38. Junio C HamanoOct 23, 2025
  39. Taylor BlauOct 23, 2025
  40. 00/10 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 24, 2025
  41. 01/10 builtin/gc: remove global `repack` variablePatrick Steinhardt, Oct 24, 2025
  42. 02/10 builtin/gc: make `too_many_loose_objects()` reusable without GC configPatrick Steinhardt, Oct 24, 2025
  43. 03/10 builtin/maintenance: introduce "geometric-repack" taskPatrick Steinhardt, Oct 24, 2025
  44. Jeff KingOct 25, 2025
  45. Patrick SteinhardtOct 27, 2025
  46. Jeff KingOct 27, 2025
  47. 04/10 builtin/maintenance: make the geometric factor configurablePatrick Steinhardt, Oct 24, 2025
  48. 05/10 builtin/maintenance: don't silently ignore invalid strategyPatrick Steinhardt, Oct 24, 2025
  49. 06/10 builtin/maintenance: improve readability of strategiesPatrick Steinhardt, Oct 24, 2025
  50. 07/10 builtin/maintenance: run maintenance tasks depending on typePatrick Steinhardt, Oct 24, 2025
  51. 08/10 builtin/maintenance: extend "maintenance.strategy" to manual maintenancePatrick Steinhardt, Oct 24, 2025
  52. 09/10 builtin/maintenance: make "gc" strategy accessiblePatrick Steinhardt, Oct 24, 2025
  53. 10/10 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 24, 2025
  54. Taylor BlauOct 24, 2025
  55. Junio C HamanoOct 24, 2025
  56. 00/10 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 27, 2025
  57. 01/10 builtin/gc: remove global `repack` variablePatrick Steinhardt, Oct 27, 2025
  58. 02/10 builtin/gc: make `too_many_loose_objects()` reusable without GC configPatrick Steinhardt, Oct 27, 2025
  59. 03/10 builtin/maintenance: introduce "geometric-repack" taskPatrick Steinhardt, Oct 27, 2025
  60. 04/10 builtin/maintenance: make the geometric factor configurablePatrick Steinhardt, Oct 27, 2025
  61. 05/10 builtin/maintenance: don't silently ignore invalid strategyPatrick Steinhardt, Oct 27, 2025
  62. 06/10 builtin/maintenance: improve readability of strategiesPatrick Steinhardt, Oct 27, 2025
  63. 07/10 builtin/maintenance: run maintenance tasks depending on typePatrick Steinhardt, Oct 27, 2025
  64. 08/10 builtin/maintenance: extend "maintenance.strategy" to manual maintenancePatrick Steinhardt, Oct 27, 2025
  65. 09/10 builtin/maintenance: make "gc" strategy accessiblePatrick Steinhardt, Oct 27, 2025
  66. 10/10 builtin/maintenance: introduce "geometric" strategyPatrick Steinhardt, Oct 27, 2025
  67. Junio C HamanoOct 27, 2025
  68. Patrick SteinhardtOct 27, 2025
  69. Junio C HamanoOct 27, 2025

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