reg_btf_record
struct btf_record *rec = reg_btf_record(reg);
rec = reg_btf_record(reg);
rec = reg_btf_record(reg);
return btf_record_has_field(reg_btf_record(reg), BPF_SPIN_LOCK | BPF_RES_SPIN_LOCK);
rec = reg_btf_record(reg);
rec = reg_btf_record(reg);
rec = reg_btf_record(reg);