DepSurf

Function: acquire_reference_state

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: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811caf9f)
  Location: kernel/bpf/verifier.c:597
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.3: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e262b)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.4: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811eee67)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81211d6c)
  Location: kernel/bpf/verifier.c:747
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.11: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8121294e)
  Location: kernel/bpf/verifier.c:773
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81214db6)
  Location: kernel/bpf/verifier.c:822
  Inline: True
  

• In 5.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff8124b11d)
  Location: kernel/bpf/verifier.c:850
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In 5.19: ✅

  int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff81278dc0)
  Location: kernel/bpf/verifier.c:1077
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/verifier.c:check_helper_call
  

  Symbols:

  ffffffff81278dc0-ffffffff81278e79: acquire_reference_state (STB_LOCAL)
  

• In 6.2: Transformation ⚠️

  int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:1275
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/verifier.c:mark_stack_slots_dynptr
  

  Symbols:

  ffffffff812cfaf0-ffffffff812cfbf4: acquire_reference_state (STB_LOCAL)
  ffffffff8205fa86-ffffffff8205faa1: acquire_reference_state.cold (STB_LOCAL)
  

• In 6.5: Transformation ⚠️

  int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:1652
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/verifier.c:process_iter_arg
    - kernel/bpf/verifier.c:mark_stack_slots_dynptr
  

  Symbols:

  ffffffff812f9a90-ffffffff812f9b91: acquire_reference_state (STB_LOCAL)
  ffffffff820dec33-ffffffff820dec4e: acquire_reference_state.cold (STB_LOCAL)
  

• In 6.8: Transformation ⚠️

  int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:1305
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:process_iter_arg
    - kernel/bpf/verifier.c:mark_stack_slots_dynptr
  

  Symbols:

  ffffffff81318970-ffffffff81318a71: acquire_reference_state (STB_LOCAL)
  ffffffff821bab61-ffffffff821bab7c: acquire_reference_state.cold (STB_LOCAL)
  

Arch

• In arm64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffff800010272720)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c04a4f40)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In ppc64el: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (c00000000031a13c)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffe0001ab756)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

Flavor

• In aws: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e7487)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In azure: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811da247)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In gcp: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811e5257)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

• In lowlatency: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In kernel/bpf/verifier.c (ffffffff811f3627)
  Location: kernel/bpf/verifier.c:620
  Inline: True
  Inline callers:
    - kernel/bpf/verifier.c:check_helper_call
  

Differences

Regular

• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅