62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2023 Meta Platforms, Inc. and affiliates.
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* Copyright (c) 2023 David Vernet <dvernet@meta.com>
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* Copyright (c) 2023 Tejun Heo <tj@kernel.org>
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*/
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#include <bpf/bpf.h>
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#include <scx/common.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include "enq_select_cpu_fails.bpf.skel.h"
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#include "scx_test.h"
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static enum scx_test_status setup(void **ctx)
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{
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struct enq_select_cpu_fails *skel;
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skel = enq_select_cpu_fails__open_and_load();
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if (!skel) {
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SCX_ERR("Failed to open and load skel");
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return SCX_TEST_FAIL;
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}
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*ctx = skel;
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return SCX_TEST_PASS;
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}
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static enum scx_test_status run(void *ctx)
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{
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struct enq_select_cpu_fails *skel = ctx;
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struct bpf_link *link;
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link = bpf_map__attach_struct_ops(skel->maps.enq_select_cpu_fails_ops);
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if (!link) {
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SCX_ERR("Failed to attach scheduler");
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return SCX_TEST_FAIL;
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}
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sleep(1);
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bpf_link__destroy(link);
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return SCX_TEST_PASS;
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}
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static void cleanup(void *ctx)
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{
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struct enq_select_cpu_fails *skel = ctx;
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enq_select_cpu_fails__destroy(skel);
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}
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struct scx_test enq_select_cpu_fails = {
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.name = "enq_select_cpu_fails",
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.description = "Verify we fail to call scx_bpf_select_cpu_dfl() "
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"from ops.enqueue()",
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.setup = setup,
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.run = run,
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.cleanup = cleanup,
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};
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REGISTER_SCX_TEST(&enq_select_cpu_fails)
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