DepSurf

Function: btf_check_kfunc_arg_match

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: ✅

  int btf_check_kfunc_arg_match(struct bpf_verifier_env *env, const struct btf *btf, u32 func_id, struct bpf_reg_state *regs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81230f90)
  Location: kernel/bpf/btf.c:5555
  Inline: False
  

  Symbols:

  ffffffff81230f90-ffffffff81230fa3: btf_check_kfunc_arg_match (STB_GLOBAL)
  

• In 5.15: ✅

  int btf_check_kfunc_arg_match(struct bpf_verifier_env *env, const struct btf *btf, u32 func_id, struct bpf_reg_state *regs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81269ed0)
  Location: kernel/bpf/btf.c:5608
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
  

  Symbols:

  ffffffff81269ed0-ffffffff81269ee3: btf_check_kfunc_arg_match (STB_GLOBAL)
  

• In 5.19: ✅

  int btf_check_kfunc_arg_match(struct bpf_verifier_env *env, const struct btf *btf, u32 func_id, struct bpf_reg_state *regs);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812b8e20)
  Location: kernel/bpf/btf.c:6341
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_kfunc_call
  

  Symbols:

  ffffffff812b8e20-ffffffff812b8e45: btf_check_kfunc_arg_match (STB_GLOBAL)
  

• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

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 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅