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") BPF_PROG(prog_run_syscall)17int 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 BPF_STRUCT_OPS(prog_run_exit,struct scx_exit_info * ei)24void 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