kernel/bpf/btf.c

133  * The main focus is to resolve a btf_type that is referring
150  * The needs_resolve type implements the "resolve()" ops which
153  * During resolve (or DFS), different C types have different
156  * When resolving a BTF_KIND_STRUCT, we need to resolve all its
444 	int (*resolve)(struct btf_verifier_env *env,
1011 	 * We also want to get typedef name while proceeding to resolve
1268 		 * The logic here is that as we resolve types we will
2106 	btf_verifier_log_basic(env, v->t, "Unsupported resolve");
2469 	.resolve = btf_df_resolve,
2674 	/* We must resolve to something concrete at this point, no
2675 	 * forward types or similar that would resolve to size of
2793 	.resolve = btf_modifier_resolve,
2802 	.resolve = btf_ptr_resolve,
2843 	.resolve = btf_df_resolve,
3094 	.resolve = btf_array_resolve,
4059 	.resolve = btf_struct_resolve,
4227 	.resolve = btf_df_resolve,
4330 	.resolve = btf_df_resolve,
4408 	.resolve = btf_df_resolve,
4466 	.resolve = btf_func_resolve,
4530 	.resolve		= btf_var_resolve,
4682 	.resolve		= btf_datasec_resolve,
4757 	.resolve = btf_df_resolve,
4861 	.resolve = btf_decl_tag_resolve,
5134 		err = btf_type_ops(v->t)->resolve(env, v);
5148 		btf_verifier_log_type(env, t, "Invalid resolve state");
5778 		/* bpf_user_pt_regs_t is a typedef, so resolve it to
5911 	/* resolve typedefs and check that underlying structs are matching as well */