website-function

Function: mwriteprotect_range

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: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff81308ff0)
  Location: mm/userfaultfd.c:639
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff81308ff0-ffffffff81309103: mwriteprotect_range (STB_GLOBAL)
  

• In 5.11: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff81314e30)
  Location: mm/userfaultfd.c:639
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff81314e30-ffffffff81314f7e: mwriteprotect_range (STB_GLOBAL)
  

• In 5.13: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8131b570)
  Location: mm/userfaultfd.c:648
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff8131b570-ffffffff8131b6bb: mwriteprotect_range (STB_GLOBAL)
  

• In 5.15: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, atomic_t *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff81368840)
  Location: mm/userfaultfd.c:673
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff81368840-ffffffff81368987: mwriteprotect_range (STB_GLOBAL)
  

• In 5.19: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, atomic_t *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff813e6150)
  Location: mm/userfaultfd.c:723
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff813e6150-ffffffff813e62f0: mwriteprotect_range (STB_GLOBAL)
  

• In 6.2: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, atomic_t *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8146dc10)
  Location: mm/userfaultfd.c:744
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff8146dc10-ffffffff8146ddcc: mwriteprotect_range (STB_GLOBAL)
  

• In 6.5: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, atomic_t *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff814a2610)
  Location: mm/userfaultfd.c:734
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff814a2610-ffffffff814a2815: mwriteprotect_range (STB_GLOBAL)
  

• In 6.8: ✅

  int mwriteprotect_range(struct mm_struct *dst_mm, long unsigned int start, long unsigned int len, bool enable_wp, atomic_t *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff814d26d0)
  Location: mm/userfaultfd.c:796
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_writeprotect
  

  Symbols:

  ffffffff814d26d0-ffffffff814d28d4: mwriteprotect_range (STB_GLOBAL)
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

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

Differences

Regular

• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• Changed between 5.13 and 5.15 ⚠️

  • Param type changed. bool *mmap_changing ➡️ atomic_t *mmap_changing
• 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 ✅