Documentation/bpf/btf.rst

100          * bits  0-15: vlen (e.g. # of struct's members)
133  * ``info.vlen``: 0
185   * ``info.vlen``: 0
197   * ``info.vlen``: 0
242   * ``info.vlen``: the number of struct/union members
245 ``btf_type`` is followed by ``info.vlen`` number of ``struct btf_member``.::
286   * ``info.vlen``: number of enum values
289 ``btf_type`` is followed by ``info.vlen`` number of ``struct btf_enum``.::
311   * ``info.vlen``: 0
323   * ``info.vlen``: 0
335   * ``info.vlen``: 0
347   * ``info.vlen``: 0
359   * ``info.vlen``: 0
371   * ``info.vlen``: linkage information (BTF_FUNC_STATIC, BTF_FUNC_GLOBAL
393   * ``info.vlen``: # of parameters
396 ``btf_type`` is followed by ``info.vlen`` number of ``struct btf_param``.::
418   * ``info.vlen``: 0
448   * ``info.vlen``: # of variables
452 ``btf_type`` is followed by ``info.vlen`` number of ``struct btf_var_secinfo``.::
472  * ``info.vlen``: 0
484  * ``info.vlen``: 0
518  * ``info.vlen``: 0
549   * ``info.vlen``: number of enum values
552 ``btf_type`` is followed by ``info.vlen`` number of ``struct btf_enum64``.::
953       [2] STRUCT 'foo' size=8 vlen=2
966       [2] STRUCT 'foo' size=8 vlen=0
972       [3] STRUCT 'foo' size=8 vlen=2
1114       [1] STRUCT t kind_flag=1 size=4 vlen=3