1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * A scheduler that validates that we can invoke sched_ext kfuncs in
4 * BPF_PROG_TYPE_SYSCALL programs.
5 *
6 * Copyright (c) 2024 Meta Platforms, Inc. and affiliates.
7 * Copyright (c) 2024 David Vernet <dvernet@meta.com>
8 */
9
10 #include <scx/common.bpf.h>
11
12 UEI_DEFINE(uei);
13
14 char _license[] SEC("license") = "GPL";
15
16 SEC("syscall")
17 int BPF_PROG(prog_run_syscall)
18 {
19 scx_bpf_create_dsq(0, -1);
20 scx_bpf_exit(0xdeadbeef, "Exited from PROG_RUN");
21 return 0;
22 }
23
24 void BPF_STRUCT_OPS(prog_run_exit, struct scx_exit_info *ei)
25 {
26 UEI_RECORD(uei, ei);
27 }
28
29 SEC(".struct_ops.link")
30 struct sched_ext_ops prog_run_ops = {
31 .exit = (void *) prog_run_exit,
32 .name = "prog_run",
33 };
34
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.