1*dd341eacSMatt Bobrowski // SPDX-License-Identifier: GPL-2.0 2*dd341eacSMatt Bobrowski /* 3*dd341eacSMatt Bobrowski * Copyright 2026 Google LLC. 4*dd341eacSMatt Bobrowski */ 5*dd341eacSMatt Bobrowski 6*dd341eacSMatt Bobrowski #include <vmlinux.h> 7*dd341eacSMatt Bobrowski #include <bpf/bpf_helpers.h> 8*dd341eacSMatt Bobrowski #include <bpf/bpf_tracing.h> 9*dd341eacSMatt Bobrowski 10*dd341eacSMatt Bobrowski #include "bpf_misc.h" 11*dd341eacSMatt Bobrowski #include "../test_kmods/bpf_testmod_kfunc.h" 12*dd341eacSMatt Bobrowski 13*dd341eacSMatt Bobrowski SEC("syscall") 14*dd341eacSMatt Bobrowski __success __retval(0) 15*dd341eacSMatt Bobrowski int test_default_trusted_ptr(void *ctx) 16*dd341eacSMatt Bobrowski { 17*dd341eacSMatt Bobrowski struct prog_test_member *trusted_ptr; 18*dd341eacSMatt Bobrowski 19*dd341eacSMatt Bobrowski trusted_ptr = bpf_kfunc_get_default_trusted_ptr_test(); 20*dd341eacSMatt Bobrowski /* 21*dd341eacSMatt Bobrowski * Test BPF kfunc bpf_get_default_trusted_ptr_test() returns a 22*dd341eacSMatt Bobrowski * PTR_TO_BTF_ID | PTR_TRUSTED, therefore it should be accepted when 23*dd341eacSMatt Bobrowski * passed to a BPF kfunc only accepting KF_TRUSTED_ARGS. 24*dd341eacSMatt Bobrowski */ 25*dd341eacSMatt Bobrowski bpf_kfunc_put_default_trusted_ptr_test(trusted_ptr); 26*dd341eacSMatt Bobrowski return 0; 27*dd341eacSMatt Bobrowski } 28*dd341eacSMatt Bobrowski 29*dd341eacSMatt Bobrowski char _license[] SEC("license") = "GPL"; 30