DepSurf

Function: btf_check_subprog_call

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: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Transformation ⚠️

  int btf_check_subprog_call(struct bpf_verifier_env *env, int subprog, struct bpf_reg_state *regs);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/btf.c (0)
  Location: kernel/bpf/btf.c:6808
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:__check_func_call
    - kernel/bpf/verifier.c:__check_func_call
  

  Symbols:

  ffffffff82061981-ffffffff820619aa: btf_check_subprog_call.cold (STB_LOCAL)
  ffffffff81318080-ffffffff81318158: btf_check_subprog_call (STB_GLOBAL)
  

• In 6.5: Transformation ⚠️

  int btf_check_subprog_call(struct bpf_verifier_env *env, int subprog, struct bpf_reg_state *regs);
  

  Collision: Unique Global

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/btf.c (0)
  Location: kernel/bpf/btf.c:6910
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:__check_func_call
  

  Symbols:

  ffffffff820e1037-ffffffff820e1060: btf_check_subprog_call.cold (STB_LOCAL)
  ffffffff81348010-ffffffff813480e8: btf_check_subprog_call (STB_GLOBAL)
  

• In 6.8: Transformation ⚠️

  int btf_check_subprog_call(struct bpf_verifier_env *env, int subprog, struct bpf_reg_state *regs);
  

  Collision: Unique Static

  Inline: No

  Transformation: True

  Instances:

  In kernel/bpf/verifier.c (0)
  Location: kernel/bpf/verifier.c:9322
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:push_callback_call
  

  Symbols:

  ffffffff81335830-ffffffff813358d7: btf_check_subprog_call (STB_LOCAL)
  ffffffff821bc701-ffffffff821bc71e: btf_check_subprog_call.cold (STB_LOCAL)
  

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