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Re: [PATCH 0/5] Number truncation with 4+ GB files on 32-bit systems

From
Junio C Hamano <gitster@pobox.com>
Date
Jul 12, 2016, 20:38 UTC
Message-ID
<xmqq60sa4mnv.fsf@gitster.mtv.corp.google.com>
In-Reply-To
<20160705170558.10906-1-pclouds@gmail.com>
Nguyễn Thái Ngọc Duy  <pclouds@gmail.com> writes:
Show 12 quoted lines
> Since I now could reproduce the problem that Christoph showed, I
> decided to send the good patches out. To sum up, we use "unsigned
> long" in some places related to file size. On 32-bit systems, it's
> limited to 32 bits even though the system can handle files larger than
> that (off_t is 64-bit). This fixes it.
>
> clang -Wshorten-64-to-32 is very helpful to spot these problems. I
> have a couple more patches to clean all these warnings, but some need
> more code study to see what is the right way to do.
>
> Most of the rest seems harmless, except for the local variable "size"
> in builtin/pack-objects.c:write_one(). I might send 6/5 for that one.
With 1-7/5 it appears t1050 is broken?
Previous: Junio C HamanoNext: Duy Nguyen
Message 27 of 39 in “[bug] Reliably Reproducible Bad Packing of Objects”
  1. Christoph MichelbachJun 24, 2016
  2. Duy NguyenJul 2, 2016
  3. Duy NguyenJul 2, 2016
  4. 0/5 Number truncation with 4+ GB files on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 5, 2016
  5. 1/5 pack-objects: pass length to check_pack_crc() without truncationNguyễn Thái Ngọc Duy, Jul 5, 2016
  6. Junio C HamanoJul 12, 2016
  7. 5/5 index-pack: correct "offset" type in unpack_entry_data()Nguyễn Thái Ngọc Duy, Jul 5, 2016
  8. 4/5 index-pack: report correct bad object offsets even if they are largeNguyễn Thái Ngọc Duy, Jul 5, 2016
  9. Junio C HamanoJul 12, 2016
  10. Junio C HamanoJul 12, 2016
  11. 2/5 sha1_file.c: use type off_t* for object_info->disk_sizepNguyễn Thái Ngọc Duy, Jul 5, 2016
  12. Junio C HamanoJul 12, 2016
  13. Junio C HamanoJul 12, 2016
  14. 3/5 index-pack: correct "len" type in unpack_data()Nguyễn Thái Ngọc Duy, Jul 5, 2016
  15. Johannes SixtJul 5, 2016
  16. Duy NguyenJul 6, 2016
  17. Junio C HamanoJul 6, 2016
  18. Junio C HamanoJul 6, 2016
  19. Christoph MichelbachJul 5, 2016
  20. Duy NguyenJul 10, 2016
  21. 6/5 pack-objects: do not truncate result in-pack object size on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 10, 2016
  22. 7/5 fsck: use streaming interface for large blobs in packNguyễn Thái Ngọc Duy, Jul 10, 2016
  23. Junio C HamanoJul 12, 2016
  24. Junio C HamanoJul 12, 2016
  25. Junio C HamanoJul 12, 2016
  26. Junio C HamanoJul 12, 2016
  27. Junio C HamanoJul 12, 2016
  28. Duy NguyenJul 13, 2016
  29. 0/7 Number truncation with 4+ GB files on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 13, 2016
  30. 4/7 index-pack: report correct bad object offsets even if they are largeNguyễn Thái Ngọc Duy, Jul 13, 2016
  31. 3/7 index-pack: correct "len" type in unpack_data()Nguyễn Thái Ngọc Duy, Jul 13, 2016
  32. 2/7 sha1_file.c: use type off_t* for object_info->disk_sizepNguyễn Thái Ngọc Duy, Jul 13, 2016
  33. 5/7 index-pack: correct "offset" type in unpack_entry_data()Nguyễn Thái Ngọc Duy, Jul 13, 2016
  34. 7/7 fsck: use streaming interface for large blobs in packNguyễn Thái Ngọc Duy, Jul 13, 2016
  35. 6/7 pack-objects: do not truncate result in-pack object size on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 13, 2016
  36. 1/7 pack-objects: pass length to check_pack_crc() without truncationNguyễn Thái Ngọc Duy, Jul 13, 2016
  37. Junio C HamanoJul 13, 2016
  38. Christoph MichelbachJul 6, 2016
  39. Duy NguyenJul 6, 2016

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