/* SPDX-License-Identifier: GPL-2.0 */#ifndef _BPF_NETNS_H#define _BPF_NETNS_H #include <linux/mutex.h>#include <uapi/linux/bpf.h> enum netns_bpf_attach_type {	NETNS_BPF_INVALID = -1,	NETNS_BPF_FLOW_DISSECTOR = 0,	MAX_NETNS_BPF_ATTACH_TYPE}; static inline enum netns_bpf_attach_typeto_netns_bpf_attach_type(enum bpf_attach_type attach_type){	switch (attach_type) {	case BPF_FLOW_DISSECTOR:		return NETNS_BPF_FLOW_DISSECTOR;	default:		return NETNS_BPF_INVALID;	}} /* Protects updates to netns_bpf */extern struct mutex netns_bpf_mutex; union bpf_attr;struct bpf_prog; #ifdef CONFIG_NETint netns_bpf_prog_query(const union bpf_attr *attr,			 union bpf_attr __user *uattr);int netns_bpf_prog_attach(const union bpf_attr *attr,			  struct bpf_prog *prog);int netns_bpf_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype);int netns_bpf_link_create(const union bpf_attr *attr,			  struct bpf_prog *prog);#elsestatic inline int netns_bpf_prog_query(const union bpf_attr *attr,				       union bpf_attr __user *uattr){	return -EOPNOTSUPP;} static inline int netns_bpf_prog_attach(const union bpf_attr *attr,					struct bpf_prog *prog){	return -EOPNOTSUPP;} static inline int netns_bpf_prog_detach(const union bpf_attr *attr,					enum bpf_prog_type ptype){	return -EOPNOTSUPP;} static inline int netns_bpf_link_create(const union bpf_attr *attr,					struct bpf_prog *prog){	return -EOPNOTSUPP;}#endif #endif /* _BPF_NETNS_H */