DepSurf

Function: csum_and_copy_to_user

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len, __wsum isum, int *errp);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff815fd2b0)
  Location: arch/x86/lib/csum-wrappers_64.c:85
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff815fd2b0-ffffffff815fd376: csum_and_copy_to_user (STB_GLOBAL)
  

• In 5.11: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff81621fb0)
  Location: arch/x86/lib/csum-wrappers_64.c:49
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff81621fb0-ffffffff81622024: csum_and_copy_to_user (STB_GLOBAL)
  

• In 5.13: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff816058c0)
  Location: arch/x86/lib/csum-wrappers_64.c:49
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff816058c0-ffffffff81605917: csum_and_copy_to_user (STB_GLOBAL)
  

• In 5.15: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff816741b0)
  Location: arch/x86/lib/csum-wrappers_64.c:49
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff816741b0-ffffffff81674207: csum_and_copy_to_user (STB_GLOBAL)
  

• In 5.19: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff8178e8d0)
  Location: arch/x86/lib/csum-wrappers_64.c:48
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff8178e8d0-ffffffff8178e930: csum_and_copy_to_user (STB_GLOBAL)
  

• In 6.2: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff8204c200)
  Location: arch/x86/lib/csum-wrappers_64.c:48
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff8204c200-ffffffff8204c260: csum_and_copy_to_user (STB_GLOBAL)
  

• In 6.5: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff820cab00)
  Location: arch/x86/lib/csum-wrappers_64.c:48
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff820cab00-ffffffff820cab6d: csum_and_copy_to_user (STB_GLOBAL)
  

• In 6.8: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff821a5340)
  Location: arch/x86/lib/csum-wrappers_64.c:44
  Inline: False
  Direct callers:
    - net/core/datagram.c:csum_and_copy_to_iter
    - net/core/datagram.c:csum_and_copy_to_iter
  

  Symbols:

  ffffffff821a5340-ffffffff821a53ad: csum_and_copy_to_user (STB_GLOBAL)
  

Arch

• In arm64: Selective Inline, Transformation ⚠️

  Collision: Unique Static

  Inline: Selective

  Transformation: True

  Instances:

  In lib/iov_iter.c (ffff800010632760)
  Location: include/net/checksum.h:40
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  ffff80001062e6b0-ffff80001062e8b4: csum_and_copy_to_user.constprop.0 (STB_LOCAL)
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In lib/iov_iter.c (c07d8910)
  Location: include/net/checksum.h:40
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

• In ppc64el: ✅

  __wsum csum_and_copy_to_user(const void *src, void *dst, int len, __wsum sum, int *err_ptr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/powerpc/lib/checksum_wrappers.c (c0000000000a9da0)
  Location: arch/powerpc/lib/checksum_wrappers.c:57
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

  Symbols:

  c0000000000a9da0-c0000000000a9f44: csum_and_copy_to_user (STB_GLOBAL)
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In lib/iov_iter.c (ffffffe000460cbc)
  Location: include/net/checksum.h:40
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_to_iter
    - lib/iov_iter.c:csum_and_copy_to_iter
  

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• Changed between 5.8 and 5.11 ⚠️

  • Param removed. __wsum isum
  • Param removed. int *errp
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch