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Re: [PATCH v3 2/3] packed-backend: extract snapshot allocation in `load_contents`

From
Patrick Steinhardt <ps@pks.im>
Date
May 12, 2025, 08:37 UTC
Message-ID
<aCGzLxcXlcQLtorC@pks.im>
In-Reply-To
<aCCtzm2bDRSTgEO-@ArchLinux>
On Sun, May 11, 2025 at 10:01:50PM +0800, shejialuo wrote:
Show 11 quoted lines
> "load_contents" would choose which way to load the content of the
> "packed-refs". However, we cannot directly use this function when
> checking the consistency due to we don't want to open the file. And we
> also need to reuse the logic to avoid causing repetition.
> 
> Let's create a new helper function "allocate_snapshot_buffer" to extract
> the snapshot allocation logic in "load_contents" and update the
> "load_contents" to align with the behavior.
> 
> Suggested-by: Jeff King <peff@peff.net>
> Suggested-by: Patrick Steinhardt <ps@pks.im>
Huh. Are you sure I suggested this? :) I cannot remember at least.
That being said, the change looks sensible.
Patrick
Previous: shejialuoNext: shejialuo
Message 44 of 67 in “align the behavior when opening "packed-refs"”
  1. 0/4 align the behavior when opening "packed-refs"shejialuo, May 6, 2025
  2. 1/4 packed-backend: skip checking consistency of empty packed-refs fileshejialuo, May 6, 2025
  3. Junio C HamanoMay 6, 2025
  4. shejialuoMay 7, 2025
  5. Junio C HamanoMay 6, 2025
  6. shejialuoMay 7, 2025
  7. 2/4 packed-backend: extract snapshot allocation in `load_contents`shejialuo, May 6, 2025
  8. Junio C HamanoMay 6, 2025
  9. 3/4 packed-backend: extract munmap operation for `MMAP_TEMPORARY`shejialuo, May 6, 2025
  10. Junio C HamanoMay 6, 2025
  11. Junio C HamanoMay 6, 2025
  12. shejialuoMay 7, 2025
  13. 4/4 packed-backend: use mmap when opening large "packed-refs" fileshejialuo, May 6, 2025
  14. Junio C HamanoMay 6, 2025
  15. Junio C HamanoMay 6, 2025
  16. shejialuoMay 7, 2025
  17. 0/4 align the behavior when opening "packed-refs"shejialuo, May 7, 2025
  18. 1/4 packed-backend: fsck should allow an empty "packed-refs" fileshejialuo, May 7, 2025
  19. 2/4 packed-backend: extract snapshot allocation in `load_contents`shejialuo, May 7, 2025
  20. 3/4 packed-backend: extract munmap operation for `MMAP_TEMPORARY`shejialuo, May 7, 2025
  21. Jeff KingMay 8, 2025
  22. Junio C HamanoMay 8, 2025
  23. shejialuoMay 9, 2025
  24. 4/4 packed-backend: mmap large "packed-refs" file during fsckshejialuo, May 7, 2025
  25. Jeff KingMay 8, 2025
  26. shejialuoMay 9, 2025
  27. Jeff KingMay 9, 2025
  28. shejialuoMay 9, 2025
  29. Junio C HamanoMay 7, 2025
  30. Jeff KingMay 8, 2025
  31. Junio C HamanoMay 8, 2025
  32. Jeff KingMay 8, 2025
  33. shejialuoMay 9, 2025
  34. 0/3 align the behavior when opening "packed-refs"shejialuo, May 11, 2025
  35. 1/3 packed-backend: fsck should allow an empty "packed-refs" fileshejialuo, May 11, 2025
  36. Patrick SteinhardtMay 12, 2025
  37. shejialuoMay 12, 2025
  38. Patrick SteinhardtMay 12, 2025
  39. Jeff KingMay 12, 2025
  40. Junio C HamanoMay 12, 2025
  41. Patrick SteinhardtMay 13, 2025
  42. shejialuoMay 13, 2025
  43. 2/3 packed-backend: extract snapshot allocation in `load_contents`shejialuo, May 11, 2025
  44. Patrick SteinhardtMay 12, 2025
  45. shejialuoMay 12, 2025
  46. Patrick SteinhardtMay 12, 2025
  47. Jeff KingMay 12, 2025
  48. shejialuoMay 13, 2025
  49. 3/3 packed-backend: mmap large "packed-refs" file during fsckshejialuo, May 11, 2025
  50. Jeff KingMay 12, 2025
  51. 0/3 align the behavior when opening "packed-refs"shejialuo, May 13, 2025
  52. 1/3 packed-backend: fsck should warn when "packed-refs" file is emptyshejialuo, May 13, 2025
  53. Junio C HamanoMay 13, 2025
  54. shejialuoMay 14, 2025
  55. 3/3 packed-backend: mmap large "packed-refs" file during fsckshejialuo, May 13, 2025
  56. Junio C HamanoMay 13, 2025
  57. shejialuoMay 14, 2025
  58. 2/3 packed-backend: extract snapshot allocation in `load_contents`shejialuo, May 13, 2025
  59. 0/3 align the behavior when opening "packed-refs"shejialuo, May 14, 2025
  60. 2/3 packed-backend: extract snapshot allocation in `load_contents`shejialuo, May 14, 2025
  61. 1/3 packed-backend: fsck should warn when "packed-refs" file is emptyshejialuo, May 14, 2025
  62. 3/3 packed-backend: mmap large "packed-refs" file during fsckshejialuo, May 14, 2025
  63. Junio C HamanoMay 15, 2025
  64. Junio C HamanoMay 21, 2025
  65. Jeff KingMay 22, 2025
  66. Patrick SteinhardtMay 23, 2025
  67. Junio C HamanoMay 23, 2025

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