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/* 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 */
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