1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright 2026 Google LLC. 4 */ 5 6 #include <vmlinux.h> 7 #include <bpf/bpf_helpers.h> 8 #include <bpf/bpf_tracing.h> 9 10 #include "bpf_misc.h" 11 #include "../test_kmods/bpf_testmod_kfunc.h" 12 13 SEC("syscall") 14 __success __retval(0) 15 int test_default_trusted_ptr(void *ctx) 16 { 17 struct prog_test_member *trusted_ptr; 18 19 trusted_ptr = bpf_kfunc_get_default_trusted_ptr_test(); 20 /* 21 * Test BPF kfunc bpf_get_default_trusted_ptr_test() returns a 22 * PTR_TO_BTF_ID | PTR_TRUSTED, therefore it should be accepted when 23 * passed to a BPF kfunc only accepting KF_TRUSTED_ARGS. 24 */ 25 bpf_kfunc_put_default_trusted_ptr_test(trusted_ptr); 26 return 0; 27 } 28 29 char _license[] SEC("license") = "GPL"; 30