diff options
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/vmlinux.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/vmlinux.c | 43 | 
1 files changed, 43 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/vmlinux.c b/tools/testing/selftests/bpf/prog_tests/vmlinux.c new file mode 100644 index 000000000000..72310cfc6474 --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/vmlinux.c @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2020 Facebook */ + +#include <test_progs.h> +#include <time.h> +#include "test_vmlinux.skel.h" + +#define MY_TV_NSEC 1337 + +static void nsleep() +{ +	struct timespec ts = { .tv_nsec = MY_TV_NSEC }; + +	(void)syscall(__NR_nanosleep, &ts, NULL); +} + +void test_vmlinux(void) +{ +	int duration = 0, err; +	struct test_vmlinux* skel; +	struct test_vmlinux__bss *bss; + +	skel = test_vmlinux__open_and_load(); +	if (CHECK(!skel, "skel_open", "failed to open skeleton\n")) +		return; +	bss = skel->bss; + +	err = test_vmlinux__attach(skel); +	if (CHECK(err, "skel_attach", "skeleton attach failed: %d\n", err)) +		goto cleanup; + +	/* trigger everything */ +	nsleep(); + +	CHECK(!bss->tp_called, "tp", "not called\n"); +	CHECK(!bss->raw_tp_called, "raw_tp", "not called\n"); +	CHECK(!bss->tp_btf_called, "tp_btf", "not called\n"); +	CHECK(!bss->kprobe_called, "kprobe", "not called\n"); +	CHECK(!bss->fentry_called, "fentry", "not called\n"); + +cleanup: +	test_vmlinux__destroy(skel); +}  | 
