DepSurf

Function: receive_fd

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: Absent ⚠️
• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/pid.c (ffffffff810c8472)
  Location: include/linux/file.h:104
  Inline: True
  Inline callers:
    - kernel/pid.c:pidfd_getfd
  

• In 5.13: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/pid.c (ffffffff810c9f1e)
  Location: include/linux/file.h:104
  Inline: True
  Inline callers:
    - kernel/pid.c:pidfd_getfd
  

  In kernel/seccomp.c (ffffffff811a4126)
  Location: include/linux/file.h:104
  Inline: True
  

• In 5.15: ✅

  int receive_fd(struct file *file, unsigned int o_flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/file.c (ffffffff81398cb0)
  Location: fs/file.c:1198
  Inline: False
  Direct callers:
    - kernel/pid.c:pidfd_getfd
  

  Symbols:

  ffffffff81398cb0-ffffffff81398d26: receive_fd (STB_GLOBAL)
  

• In 5.19: ✅

  int receive_fd(struct file *file, unsigned int o_flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/file.c (ffffffff8141b510)
  Location: fs/file.c:1200
  Inline: False
  Direct callers:
    - kernel/pid.c:pidfd_getfd
  

  Symbols:

  ffffffff8141b510-ffffffff8141b59b: receive_fd (STB_GLOBAL)
  

• In 6.2: ✅

  int receive_fd(struct file *file, unsigned int o_flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/file.c (ffffffff814a75f0)
  Location: fs/file.c:1210
  Inline: False
  Direct callers:
    - kernel/pid.c:pidfd_getfd
  

  Symbols:

  ffffffff814a75f0-ffffffff814a767b: receive_fd (STB_GLOBAL)
  

• In 6.5: ✅

  int receive_fd(struct file *file, unsigned int o_flags);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In fs/file.c (ffffffff814dc5d0)
  Location: fs/file.c:1225
  Inline: False
  Direct callers:
    - kernel/pid.c:pidfd_getfd
  

  Symbols:

  ffffffff814dc5d0-ffffffff814dc65b: receive_fd (STB_GLOBAL)
  

• In 6.8: Selective Inline ⚠️

  int receive_fd(struct file *file, int *ufd, unsigned int o_flags);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In fs/file.c (ffffffff8150e7d0)
  Location: fs/file.c:1314
  Inline: True
  Direct callers:
    - kernel/pid.c:pidfd_getfd
    - io_uring/openclose.c:io_install_fixed_fd
    - net/core/scm.c:scm_detach_fds
    - net/compat.c:scm_detach_fds_compat
  

  Symbols:

  ffffffff8150e7d0-ffffffff8150e885: receive_fd (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 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Param added. int *ufd
  • Param reordered. file, o_flags ➡️ file, ufd, o_flags