DepSurf

Function: tnum_subreg_is_const

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: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81207956)
  Location: include/linux/tnum.h:96
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:scalar32_min_max_or
    - kernel/bpf/verifier.c:scalar32_min_max_or
    - kernel/bpf/verifier.c:scalar32_min_max_and
    - kernel/bpf/verifier.c:scalar32_min_max_and
  

• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81208496)
  Location: include/linux/tnum.h:96
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:scalar32_min_max_xor
    - kernel/bpf/verifier.c:scalar32_min_max_xor
    - kernel/bpf/verifier.c:scalar32_min_max_or
    - kernel/bpf/verifier.c:scalar32_min_max_or
    - kernel/bpf/verifier.c:scalar32_min_max_and
    - kernel/bpf/verifier.c:scalar32_min_max_and
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81209a6e)
  Location: include/linux/tnum.h:96
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
  

• In 5.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8123d7a9)
  Location: include/linux/tnum.h:96
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
  

• In 5.19: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81282bfe)
  Location: include/linux/tnum.h:96
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
  

• In 6.2: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff812da73e)
  Location: include/linux/tnum.h:112
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
  

• In 6.5: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81310190)
  Location: include/linux/tnum.h:112
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
  

• In 6.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81330d20)
  Location: include/linux/tnum.h:116
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:adjust_scalar_min_max_vals
    - kernel/bpf/verifier.c:reg_bounds_sanity_check
  

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