| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (c) 2024 Meta Platforms, Inc. and affiliates. |
| * Copyright (c) 2024 Tejun Heo <tj@kernel.org> |
| * Copyright (c) 2024 David Vernet <dvernet@meta.com> |
| */ |
| #ifndef __SCX_COMPAT_BPF_H |
| #define __SCX_COMPAT_BPF_H |
| |
| #define __COMPAT_ENUM_OR_ZERO(__type, __ent) \ |
| ({ \ |
| __type __ret = 0; \ |
| if (bpf_core_enum_value_exists(__type, __ent)) \ |
| __ret = __ent; \ |
| __ret; \ |
| }) |
| |
| /* |
| * Define sched_ext_ops. This may be expanded to define multiple variants for |
| * backward compatibility. See compat.h::SCX_OPS_LOAD/ATTACH(). |
| */ |
| #define SCX_OPS_DEFINE(__name, ...) \ |
| SEC(".struct_ops.link") \ |
| struct sched_ext_ops __name = { \ |
| __VA_ARGS__, \ |
| }; |
| |
| #endif /* __SCX_COMPAT_BPF_H */ |
