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twoneis 2025-03-19 13:44:23 +01:00
parent b59f84ee36
commit cfab1d3ce7
83468 changed files with 37938688 additions and 0 deletions
linux-6.8.1/tools/testing/selftests/bpf/prog_tests
fexit_test.c

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linux-6.8.1/tools/testing/selftests/bpf/prog_tests/fexit_test.c Normal file
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// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2019 Facebook */
#include <test_progs.h>
#include "fexit_test.lskel.h"
#include "fexit_many_args.skel.h"
static int fexit_test_common(struct fexit_test_lskel *fexit_skel)
{
int err, prog_fd, i;
int link_fd;
__u64 *result;
LIBBPF_OPTS(bpf_test_run_opts, topts);
err = fexit_test_lskel__attach(fexit_skel);
if (!ASSERT_OK(err, "fexit_attach"))
return err;
/* Check that already linked program can't be attached again. */
link_fd = fexit_test_lskel__test1__attach(fexit_skel);
if (!ASSERT_LT(link_fd, 0, "fexit_attach_link"))
return -1;
prog_fd = fexit_skel->progs.test1.prog_fd;
err = bpf_prog_test_run_opts(prog_fd, &topts);
ASSERT_OK(err, "test_run");
ASSERT_EQ(topts.retval, 0, "test_run");
result = (__u64 *)fexit_skel->bss;
for (i = 0; i < sizeof(*fexit_skel->bss) / sizeof(__u64); i++) {
if (!ASSERT_EQ(result[i], 1, "fexit_result"))
return -1;
}
fexit_test_lskel__detach(fexit_skel);
/* zero results for re-attach test */
memset(fexit_skel->bss, 0, sizeof(*fexit_skel->bss));
return 0;
}
static void fexit_test(void)
{
struct fexit_test_lskel *fexit_skel = NULL;
int err;
fexit_skel = fexit_test_lskel__open_and_load();
if (!ASSERT_OK_PTR(fexit_skel, "fexit_skel_load"))
goto cleanup;
err = fexit_test_common(fexit_skel);
if (!ASSERT_OK(err, "fexit_first_attach"))
goto cleanup;
err = fexit_test_common(fexit_skel);
ASSERT_OK(err, "fexit_second_attach");
cleanup:
fexit_test_lskel__destroy(fexit_skel);
}
static void fexit_many_args(void)
{
struct fexit_many_args *fexit_skel = NULL;
int err;
fexit_skel = fexit_many_args__open_and_load();
if (!ASSERT_OK_PTR(fexit_skel, "fexit_many_args_skel_load"))
goto cleanup;
err = fexit_many_args__attach(fexit_skel);
if (!ASSERT_OK(err, "fexit_many_args_attach"))
goto cleanup;
ASSERT_OK(trigger_module_test_read(1), "trigger_read");
ASSERT_EQ(fexit_skel->bss->test1_result, 1,
"fexit_many_args_result1");
ASSERT_EQ(fexit_skel->bss->test2_result, 1,
"fexit_many_args_result2");
ASSERT_EQ(fexit_skel->bss->test3_result, 1,
"fexit_many_args_result3");
cleanup:
fexit_many_args__destroy(fexit_skel);
}
void test_fexit_test(void)
{
if (test__start_subtest("fexit"))
fexit_test();
if (test__start_subtest("fexit_many_args"))
fexit_many_args();
}