DepSurf

Function: btf_get_prog_ctx_type

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: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8121f900)
  Location: kernel/bpf/btf.c:3515
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff8121f900-ffffffff8121fa32: btf_get_prog_ctx_type (STB_LOCAL)
  

• In 5.11: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81226ca0)
  Location: kernel/bpf/btf.c:4306
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff81226ca0-ffffffff81226e89: btf_get_prog_ctx_type (STB_LOCAL)
  

• In 5.13: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8122b790)
  Location: kernel/bpf/btf.c:4379
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff8122b790-ffffffff8122b960: btf_get_prog_ctx_type (STB_LOCAL)
  

• In 5.15: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81263fd0)
  Location: kernel/bpf/btf.c:4427
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff81263fd0-ffffffff812641cd: btf_get_prog_ctx_type (STB_LOCAL)
  

• In 5.19: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812aeb70)
  Location: kernel/bpf/btf.c:4978
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff812aeb70-ffffffff812aedc9: btf_get_prog_ctx_type (STB_LOCAL)
  

• In 6.2: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81316100)
  Location: kernel/bpf/btf.c:5537
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:get_kfunc_ptr_arg_type
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff81316100-ffffffff8131642e: btf_get_prog_ctx_type (STB_GLOBAL)
  

• In 6.5: ✅

  const struct btf_member *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81345f70)
  Location: kernel/bpf/btf.c:5611
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:get_kfunc_ptr_arg_type
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff81345f70-ffffffff813462f1: btf_get_prog_ctx_type (STB_GLOBAL)
  

• In 6.8: ✅

  const struct btf_type *btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, const struct btf_type *t, enum bpf_prog_type prog_type, int arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8136c8b0)
  Location: kernel/bpf/btf.c:5651
  Inline: False
  Direct callers:
    - kernel/bpf/verifier.c:get_kfunc_ptr_arg_type
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_ctx_access
  

  Symbols:

  ffffffff8136c8b0-ffffffff8136cc26: btf_get_prog_ctx_type (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

• No changes between 5.8 and 5.11 ✅
• Changed between 5.11 and 5.13 ⚠️

  • Param type changed. struct btf *btf ➡️ const struct btf *btf
• 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 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Return type changed. const struct btf_member * ➡️ const struct btf_type *