website-function

Function: btf_resolve_size

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_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size, const struct btf_type **elem_type, u32 *total_nelems);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81223050)
  Location: kernel/bpf/btf.c:1091
  Inline: False
  Direct callers:
    - kernel/bpf/btf.c:btf_struct_access
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
  

  Symbols:

  ffffffff81223050-ffffffff81223123: btf_resolve_size (STB_GLOBAL)
  

• In 5.11: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81225c6d)
  Location: kernel/bpf/btf.c:1759
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_show_obj_safe
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
  

  Symbols:

  ffffffff812295c0-ffffffff812295da: btf_resolve_size (STB_GLOBAL)
  

• In 5.13: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812312ee)
  Location: kernel/bpf/btf.c:1761
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
  

  Symbols:

  ffffffff8122de60-ffffffff8122de7a: btf_resolve_size (STB_GLOBAL)
  

• In 5.15: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8126a232)
  Location: kernel/bpf/btf.c:1761
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
  

  Symbols:

  ffffffff81266a60-ffffffff81266a7a: btf_resolve_size (STB_GLOBAL)
  

• In 5.19: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff812b7022)
  Location: kernel/bpf/btf.c:1890
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
    - tools/lib/bpf/relo_core.c:bpf_core_calc_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_spec_match
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
  

  Symbols:

  ffffffff812b3c10-ffffffff812b3c3c: btf_resolve_size (STB_GLOBAL)
  

• In 6.2: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8131857f)
  Location: kernel/bpf/btf.c:1914
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_kfunc_args
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
    - tools/lib/bpf/relo_core.c:bpf_core_calc_type_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_spec_match
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
  

  Symbols:

  ffffffff81314100-ffffffff8131412c: btf_resolve_size (STB_GLOBAL)
  

• In 6.5: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff81348519)
  Location: kernel/bpf/btf.c:1944
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
    - kernel/bpf/btf.c:btf_check_func_arg_match
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:check_kfunc_args
    - kernel/bpf/verifier.c:check_helper_call
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
    - tools/lib/bpf/relo_core.c:bpf_core_calc_type_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_spec_match
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
  

  Symbols:

  ffffffff81343f70-ffffffff81343f9c: btf_resolve_size (STB_GLOBAL)
  

• In 6.8: Selective Inline ⚠️

  const struct btf_type *btf_resolve_size(const struct btf *btf, const struct btf_type *type, u32 *type_size);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In kernel/bpf/btf.c (ffffffff8136e9ed)
  Location: kernel/bpf/btf.c:1945
  Inline: True
  Inline callers:
    - kernel/bpf/btf.c:btf_prepare_func_args
  Direct callers:
    - kernel/bpf/verifier.c:check_pseudo_btf_id
    - kernel/bpf/verifier.c:check_kfunc_call
    - kernel/bpf/verifier.c:check_kfunc_args
    - kernel/bpf/bpf_struct_ops.c:bpf_struct_ops_map_update_elem
    - kernel/bpf/bpf_struct_ops.c:check_zero_holes
    - tools/lib/bpf/relo_core.c:bpf_core_calc_type_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_calc_field_relo
    - tools/lib/bpf/relo_core.c:bpf_core_spec_match
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
    - tools/lib/bpf/relo_core.c:bpf_core_parse_spec
  

  Symbols:

  ffffffff81369f00-ffffffff81369f2c: btf_resolve_size (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 removed. const struct btf_type **elem_type
  • Param removed. u32 *total_nelems
• 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 ✅