website-function

Function: csum_and_copy_from_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_from_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 (ffffffff815fd1c0)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff815fd1c0-ffffffff815fd2a8: csum_and_copy_from_user (STB_GLOBAL)
  

• In 5.11: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff81622030)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff81622030-ffffffff816220a4: csum_and_copy_from_user (STB_GLOBAL)
  

• In 5.13: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff81605920)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff81605920-ffffffff81605977: csum_and_copy_from_user (STB_GLOBAL)
  

• In 5.15: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff81674210)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff81674210-ffffffff81674267: csum_and_copy_from_user (STB_GLOBAL)
  

• In 5.19: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff8178e870)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff8178e870-ffffffff8178e8d0: csum_and_copy_from_user (STB_GLOBAL)
  

• In 6.2: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff8204c190)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff8204c190-ffffffff8204c1f0: csum_and_copy_from_user (STB_GLOBAL)
  

• In 6.5: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff820caa80)
  Location: arch/x86/lib/csum-wrappers_64.c:24
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  ffffffff820caa80-ffffffff820caaed: csum_and_copy_from_user (STB_GLOBAL)
  

• In 6.8: ✅

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

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In arch/x86/lib/csum-wrappers_64.c (ffffffff821a52c0)
  Location: arch/x86/lib/csum-wrappers_64.c:22
  Inline: False
  Direct callers:
    - net/core/skbuff.c:csum_and_copy_from_iter_full
    - net/core/skbuff.c:csum_and_copy_from_iter_full
  

  Symbols:

  ffffffff821a52c0-ffffffff821a532d: csum_and_copy_from_user (STB_GLOBAL)
  

Arch

• In arm64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In lib/iov_iter.c (ffff8000106300a0)
  Location: include/net/checksum.h:26
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In lib/iov_iter.c (c07d6a48)
  Location: include/net/checksum.h:26
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

• In ppc64el: ✅

  __wsum csum_and_copy_from_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 (c0000000000a9f50)
  Location: arch/powerpc/lib/checksum_wrappers.c:14
  Inline: False
  Direct callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_iter
  

  Symbols:

  c0000000000a9f50-c0000000000aa148: csum_and_copy_from_user (STB_GLOBAL)
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In lib/iov_iter.c (ffffffe00045f280)
  Location: include/net/checksum.h:26
  Inline: True
  Inline callers:
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter_full
    - lib/iov_iter.c:csum_and_copy_from_iter
    - lib/iov_iter.c:csum_and_copy_from_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