DepSurf

Function: btf_check_type_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: ✅

  int btf_check_type_match(struct bpf_verifier_env *env, struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812255d0)
  Location: kernel/bpf/btf.c:4344
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:check_attach_btf_id
  

  Symbols:

  ffffffff812255d0-ffffffff8122564d: btf_check_type_match (STB_GLOBAL)
  

• In 5.11: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8122be10)
  Location: kernel/bpf/btf.c:5268
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff8122be10-ffffffff8122be96: btf_check_type_match (STB_GLOBAL)
  

• In 5.13: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81230e70)
  Location: kernel/bpf/btf.c:5353
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff81230e70-ffffffff81230ef6: btf_check_type_match (STB_GLOBAL)
  

• In 5.15: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81269d80)
  Location: kernel/bpf/btf.c:5406
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff81269d80-ffffffff81269e06: btf_check_type_match (STB_GLOBAL)
  

• In 5.19: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812b6b80)
  Location: kernel/bpf/btf.c:5960
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff812b6b80-ffffffff812b6c4d: btf_check_type_match (STB_GLOBAL)
  

• In 6.2: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81317eb0)
  Location: kernel/bpf/btf.c:6633
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff81317eb0-ffffffff81317f7d: btf_check_type_match (STB_GLOBAL)
  

• In 6.5: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81347e40)
  Location: kernel/bpf/btf.c:6735
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff81347e40-ffffffff81347f10: btf_check_type_match (STB_GLOBAL)
  

• In 6.8: ✅

  int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *prog, struct btf *btf2, const struct btf_type *t2);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8136e2b0)
  Location: kernel/bpf/btf.c:6907
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:bpf_check_attach_target
  

  Symbols:

  ffffffff8136e2b0-ffffffff8136e380: btf_check_type_match (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

• Changed between 5.8 and 5.11 ⚠️

  • Param added. struct bpf_verifier_log *log
  • Param removed. struct bpf_verifier_env *env
  • Param type changed. struct bpf_prog *prog ➡️ const struct bpf_prog *prog
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅