DepSurf

Function: mcopy_atomic

Status

Regular

• In 4.4: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff81207800)
  Location: mm/userfaultfd.c:298
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff81207800-ffffffff81207d40: mcopy_atomic (STB_GLOBAL)
  

• In 4.8: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8122d0d0)
  Location: mm/userfaultfd.c:297
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff8122d0d0-ffffffff8122d6b0: mcopy_atomic (STB_GLOBAL)
  

• In 4.10: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8123f5f0)
  Location: mm/userfaultfd.c:297
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff8123f5f0-ffffffff8123fbec: mcopy_atomic (STB_GLOBAL)
  

• In 4.13: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8124af50)
  Location: mm/userfaultfd.c:550
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff8124af50-ffffffff8124b9f9: mcopy_atomic (STB_GLOBAL)
  

• In 4.15: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8126b1f0)
  Location: mm/userfaultfd.c:566
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff8126b1f0-ffffffff8126bd4b: mcopy_atomic (STB_GLOBAL)
  

• In 4.18: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8128fbc0)
  Location: mm/userfaultfd.c:575
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff8128fbc0-ffffffff8129082e: mcopy_atomic (STB_GLOBAL)
  

• In 5.0: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812a4ae0)
  Location: mm/userfaultfd.c:605
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812a4ae0-ffffffff812a5809: mcopy_atomic (STB_GLOBAL)
  

• In 5.3: Transformation ⚠️

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In mm/userfaultfd.c (0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812c1441-ffffffff812c1470: mcopy_atomic.cold (STB_LOCAL)
  ffffffff812c00a0-ffffffff812c0f00: mcopy_atomic (STB_GLOBAL)
  

• In 5.4: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812d1ff0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812d1ff0-ffffffff812d2e4a: mcopy_atomic (STB_GLOBAL)
  

• In 5.8: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff81308350)
  Location: mm/userfaultfd.c:625
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff81308350-ffffffff81308c67: mcopy_atomic (STB_GLOBAL)
  

• In 5.11: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff813140e0)
  Location: mm/userfaultfd.c:625
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff813140e0-ffffffff81314a53: mcopy_atomic (STB_GLOBAL)
  

• In 5.13: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8131a290)
  Location: mm/userfaultfd.c:626
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff8131a290-ffffffff8131ac05: mcopy_atomic (STB_GLOBAL)
  

• In 5.15: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, atomic_t *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff813671a0)
  Location: mm/userfaultfd.c:651
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff813671a0-ffffffff81367ac1: mcopy_atomic (STB_GLOBAL)
  

• In 5.19: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, atomic_t *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff813e47c0)
  Location: mm/userfaultfd.c:684
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff813e47c0-ffffffff813e51db: mcopy_atomic (STB_GLOBAL)
  

• In 6.2: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, atomic_t *mmap_changing, __u64 mode);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff8146c060)
  Location: mm/userfaultfd.c:705
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_copy
  

  Symbols:

  ffffffff8146c060-ffffffff8146cca9: mcopy_atomic (STB_GLOBAL)
  

• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffff800010378308)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffff800010378308-ffff800010378a60: mcopy_atomic (STB_GLOBAL)
  

• In armhf: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (c0563644)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  c0563644-c0563ec4: mcopy_atomic (STB_GLOBAL)
  

• In ppc64el: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (c00000000046a550)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  c00000000046a550-c00000000046b6f4: mcopy_atomic (STB_GLOBAL)
  

• In riscv64: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffe00024faa0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffe00024faa0-ffffffe0002503ba: mcopy_atomic (STB_GLOBAL)
  

Flavor

• In aws: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812ca5d0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812ca5d0-ffffffff812cb42a: mcopy_atomic (STB_GLOBAL)
  

• In azure: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812bb610)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812bb610-ffffffff812bc339: mcopy_atomic (STB_GLOBAL)
  

• In gcp: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812c83e0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812c83e0-ffffffff812c923a: mcopy_atomic (STB_GLOBAL)
  

• In lowlatency: ✅

  ssize_t mcopy_atomic(struct mm_struct *dst_mm, long unsigned int dst_start, long unsigned int src_start, long unsigned int len, bool *mmap_changing);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In mm/userfaultfd.c (ffffffff812d90f0)
  Location: mm/userfaultfd.c:602
  Inline: False
  Direct callers:
    - fs/userfaultfd.c:userfaultfd_ioctl
  

  Symbols:

  ffffffff812d90f0-ffffffff812d9f18: mcopy_atomic (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.4 and 4.8 ✅
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• Changed between 4.15 and 4.18 ⚠️

  • Param added. bool *mmap_changing
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• Changed between 5.4 and 5.8 ⚠️

  • Param added. __u64 mode
• 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 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅