diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/flow_dissector.h | 6 | ||||
| -rw-r--r-- | include/net/net_namespace.h | 4 | ||||
| -rw-r--r-- | include/net/netns/bpf.h | 18 |
3 files changed, 27 insertions, 1 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index 4fb1a69c6ecf..a7eba43fe4e4 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -8,6 +8,8 @@ #include <linux/string.h> #include <uapi/linux/if_ether.h> +struct bpf_prog; +struct net; struct sk_buff; /** @@ -369,4 +371,8 @@ flow_dissector_init_keys(struct flow_dissector_key_control *key_control, memset(key_basic, 0, sizeof(*key_basic)); } +#ifdef CONFIG_BPF_SYSCALL +int flow_dissector_bpf_prog_attach(struct net *net, struct bpf_prog *prog); +#endif /* CONFIG_BPF_SYSCALL */ + #endif diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 8e001e049497..2ee5901bec7a 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -33,6 +33,7 @@ #include <net/netns/mpls.h> #include <net/netns/can.h> #include <net/netns/xdp.h> +#include <net/netns/bpf.h> #include <linux/ns_common.h> #include <linux/idr.h> #include <linux/skbuff.h> @@ -162,7 +163,8 @@ struct net { #endif struct net_generic __rcu *gen; - struct bpf_prog __rcu *flow_dissector_prog; + /* Used to store attached BPF programs */ + struct netns_bpf bpf; /* Note : following structs are cache line aligned */ #ifdef CONFIG_XFRM diff --git a/include/net/netns/bpf.h b/include/net/netns/bpf.h new file mode 100644 index 000000000000..a8dce2a380c8 --- /dev/null +++ b/include/net/netns/bpf.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * BPF programs attached to network namespace + */ + +#ifndef __NETNS_BPF_H__ +#define __NETNS_BPF_H__ + +#include <linux/bpf-netns.h> + +struct bpf_prog; + +struct netns_bpf { + struct bpf_prog __rcu *progs[MAX_NETNS_BPF_ATTACH_TYPE]; + struct bpf_link *links[MAX_NETNS_BPF_ATTACH_TYPE]; +}; + +#endif /* __NETNS_BPF_H__ */ |