Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _BPF_CGROUP_H
3#define _BPF_CGROUP_H
4
5#include <linux/bpf.h>
6#include <linux/bpf-cgroup-defs.h>
7#include <linux/errno.h>
8#include <linux/jump_label.h>
9#include <linux/percpu.h>
10#include <linux/rbtree.h>
11#include <net/sock.h>
12#include <uapi/linux/bpf.h>
13
14struct sock;
15struct sockaddr;
16struct cgroup;
17struct sk_buff;
18struct bpf_map;
19struct bpf_prog;
20struct bpf_sock_ops_kern;
21struct bpf_cgroup_storage;
22struct ctl_table;
23struct ctl_table_header;
24struct task_struct;
25
26unsigned int __cgroup_bpf_run_lsm_sock(const void *ctx,
27 const struct bpf_insn *insn);
28unsigned int __cgroup_bpf_run_lsm_socket(const void *ctx,
29 const struct bpf_insn *insn);
30unsigned int __cgroup_bpf_run_lsm_current(const void *ctx,
31 const struct bpf_insn *insn);
32
33#ifdef CONFIG_CGROUP_BPF
34
35#define CGROUP_ATYPE(type) \
36 case BPF_##type: return type
37
38static inline enum cgroup_bpf_attach_type
39to_cgroup_bpf_attach_type(enum bpf_attach_type attach_type)
40{
41 switch (attach_type) {
42 CGROUP_ATYPE(CGROUP_INET_INGRESS);
43 CGROUP_ATYPE(CGROUP_INET_EGRESS);
44 CGROUP_ATYPE(CGROUP_INET_SOCK_CREATE);
45 CGROUP_ATYPE(CGROUP_SOCK_OPS);
46 CGROUP_ATYPE(CGROUP_DEVICE);
47 CGROUP_ATYPE(CGROUP_INET4_BIND);
48 CGROUP_ATYPE(CGROUP_INET6_BIND);
49 CGROUP_ATYPE(CGROUP_INET4_CONNECT);
50 CGROUP_ATYPE(CGROUP_INET6_CONNECT);
51 CGROUP_ATYPE(CGROUP_UNIX_CONNECT);
52 CGROUP_ATYPE(CGROUP_INET4_POST_BIND);
53 CGROUP_ATYPE(CGROUP_INET6_POST_BIND);
54 CGROUP_ATYPE(CGROUP_UDP4_SENDMSG);
55 CGROUP_ATYPE(CGROUP_UDP6_SENDMSG);
56 CGROUP_ATYPE(CGROUP_UNIX_SENDMSG);
57 CGROUP_ATYPE(CGROUP_SYSCTL);
58 CGROUP_ATYPE(CGROUP_UDP4_RECVMSG);
59 CGROUP_ATYPE(CGROUP_UDP6_RECVMSG);
60 CGROUP_ATYPE(CGROUP_UNIX_RECVMSG);
61 CGROUP_ATYPE(CGROUP_GETSOCKOPT);
62 CGROUP_ATYPE(CGROUP_SETSOCKOPT);
63 CGROUP_ATYPE(CGROUP_INET4_GETPEERNAME);
64 CGROUP_ATYPE(CGROUP_INET6_GETPEERNAME);
65 CGROUP_ATYPE(CGROUP_UNIX_GETPEERNAME);
66 CGROUP_ATYPE(CGROUP_INET4_GETSOCKNAME);
67 CGROUP_ATYPE(CGROUP_INET6_GETSOCKNAME);
68 CGROUP_ATYPE(CGROUP_UNIX_GETSOCKNAME);
69 CGROUP_ATYPE(CGROUP_INET_SOCK_RELEASE);
70 default:
71 return CGROUP_BPF_ATTACH_TYPE_INVALID;
72 }
73}
74
75#undef CGROUP_ATYPE
76
77extern struct static_key_false cgroup_bpf_enabled_key[MAX_CGROUP_BPF_ATTACH_TYPE];
78#define cgroup_bpf_enabled(atype) static_branch_unlikely(&cgroup_bpf_enabled_key[atype])
79
80struct bpf_cgroup_storage_map;
81
82struct bpf_storage_buffer {
83 struct rcu_head rcu;
84 char data[];
85};
86
87struct bpf_cgroup_storage {
88 union {
89 struct bpf_storage_buffer *buf;
90 void __percpu *percpu_buf;
91 };
92 struct bpf_cgroup_storage_map *map;
93 struct bpf_cgroup_storage_key key;
94 struct list_head list_map;
95 struct list_head list_cg;
96 struct rb_node node;
97 struct rcu_head rcu;
98};
99
100struct bpf_cgroup_link {
101 struct bpf_link link;
102 struct cgroup *cgroup;
103};
104
105struct bpf_prog_list {
106 struct hlist_node node;
107 struct bpf_prog *prog;
108 struct bpf_cgroup_link *link;
109 struct bpf_cgroup_storage *storage[MAX_BPF_CGROUP_STORAGE_TYPE];
110 u32 flags;
111};
112
113void __init cgroup_bpf_lifetime_notifier_init(void);
114
115int __cgroup_bpf_run_filter_skb(struct sock *sk,
116 struct sk_buff *skb,
117 enum cgroup_bpf_attach_type atype);
118
119int __cgroup_bpf_run_filter_sk(struct sock *sk,
120 enum cgroup_bpf_attach_type atype);
121
122int __cgroup_bpf_run_filter_sock_addr(struct sock *sk,
123 struct sockaddr_unsized *uaddr,
124 int *uaddrlen,
125 enum cgroup_bpf_attach_type atype,
126 void *t_ctx,
127 u32 *flags);
128
129int __cgroup_bpf_run_filter_sock_ops(struct sock *sk,
130 struct bpf_sock_ops_kern *sock_ops,
131 enum cgroup_bpf_attach_type atype);
132
133int __cgroup_bpf_check_dev_permission(short dev_type, u32 major, u32 minor,
134 short access, enum cgroup_bpf_attach_type atype);
135
136int __cgroup_bpf_run_filter_sysctl(struct ctl_table_header *head,
137 const struct ctl_table *table, int write,
138 char **buf, size_t *pcount, loff_t *ppos,
139 enum cgroup_bpf_attach_type atype);
140
141int __cgroup_bpf_run_filter_setsockopt(struct sock *sock, int *level,
142 int *optname, sockptr_t optval,
143 int *optlen, char **kernel_optval);
144
145int __cgroup_bpf_run_filter_getsockopt(struct sock *sk, int level,
146 int optname, sockptr_t optval,
147 sockptr_t optlen, int max_optlen,
148 int retval);
149
150int __cgroup_bpf_run_filter_getsockopt_kern(struct sock *sk, int level,
151 int optname, void *optval,
152 int *optlen, int retval);
153
154static inline enum bpf_cgroup_storage_type cgroup_storage_type(
155 struct bpf_map *map)
156{
157 if (map->map_type == BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE)
158 return BPF_CGROUP_STORAGE_PERCPU;
159
160 return BPF_CGROUP_STORAGE_SHARED;
161}
162
163struct bpf_cgroup_storage *
164cgroup_storage_lookup(struct bpf_cgroup_storage_map *map,
165 void *key, bool locked);
166struct bpf_cgroup_storage *bpf_cgroup_storage_alloc(struct bpf_prog *prog,
167 enum bpf_cgroup_storage_type stype);
168void bpf_cgroup_storage_free(struct bpf_cgroup_storage *storage);
169void bpf_cgroup_storage_link(struct bpf_cgroup_storage *storage,
170 struct cgroup *cgroup,
171 enum bpf_attach_type type);
172void bpf_cgroup_storage_unlink(struct bpf_cgroup_storage *storage);
173int bpf_cgroup_storage_assign(struct bpf_prog_aux *aux, struct bpf_map *map);
174
175int bpf_percpu_cgroup_storage_copy(struct bpf_map *map, void *key, void *value);
176int bpf_percpu_cgroup_storage_update(struct bpf_map *map, void *key,
177 void *value, u64 flags);
178
179/* Opportunistic check to see whether we have any BPF program attached*/
180static inline bool cgroup_bpf_sock_enabled(struct sock *sk,
181 enum cgroup_bpf_attach_type type)
182{
183 struct cgroup *cgrp = sock_cgroup_ptr(&sk->sk_cgrp_data);
184 struct bpf_prog_array *array;
185
186 array = rcu_access_pointer(cgrp->bpf.effective[type]);
187 return array != &bpf_empty_prog_array.hdr;
188}
189
190/* Wrappers for __cgroup_bpf_run_filter_skb() guarded by cgroup_bpf_enabled. */
191#define BPF_CGROUP_RUN_PROG_INET_INGRESS(sk, skb) \
192({ \
193 int __ret = 0; \
194 if (cgroup_bpf_enabled(CGROUP_INET_INGRESS) && \
195 cgroup_bpf_sock_enabled(sk, CGROUP_INET_INGRESS) && sk && \
196 sk_fullsock(sk)) \
197 __ret = __cgroup_bpf_run_filter_skb(sk, skb, \
198 CGROUP_INET_INGRESS); \
199 \
200 __ret; \
201})
202
203#define BPF_CGROUP_RUN_PROG_INET_EGRESS(sk, skb) \
204({ \
205 int __ret = 0; \
206 if (cgroup_bpf_enabled(CGROUP_INET_EGRESS) && sk) { \
207 typeof(sk) __sk = sk_to_full_sk(sk); \
208 if (__sk && __sk == skb_to_full_sk(skb) && \
209 cgroup_bpf_sock_enabled(__sk, CGROUP_INET_EGRESS)) \
210 __ret = __cgroup_bpf_run_filter_skb(__sk, skb, \
211 CGROUP_INET_EGRESS); \
212 } \
213 __ret; \
214})
215
216#define BPF_CGROUP_RUN_SK_PROG(sk, atype) \
217({ \
218 int __ret = 0; \
219 if (cgroup_bpf_enabled(atype)) { \
220 __ret = __cgroup_bpf_run_filter_sk(sk, atype); \
221 } \
222 __ret; \
223})
224
225#define BPF_CGROUP_RUN_PROG_INET_SOCK(sk) \
226 BPF_CGROUP_RUN_SK_PROG(sk, CGROUP_INET_SOCK_CREATE)
227
228#define BPF_CGROUP_RUN_PROG_INET_SOCK_RELEASE(sk) \
229 BPF_CGROUP_RUN_SK_PROG(sk, CGROUP_INET_SOCK_RELEASE)
230
231#define BPF_CGROUP_RUN_PROG_INET4_POST_BIND(sk) \
232 BPF_CGROUP_RUN_SK_PROG(sk, CGROUP_INET4_POST_BIND)
233
234#define BPF_CGROUP_RUN_PROG_INET6_POST_BIND(sk) \
235 BPF_CGROUP_RUN_SK_PROG(sk, CGROUP_INET6_POST_BIND)
236
237#define BPF_CGROUP_RUN_SA_PROG(sk, uaddr, uaddrlen, atype) \
238({ \
239 int __ret = 0; \
240 if (cgroup_bpf_enabled(atype)) \
241 __ret = __cgroup_bpf_run_filter_sock_addr(sk, \
242 (struct sockaddr_unsized *)uaddr, uaddrlen, \
243 atype, NULL, NULL); \
244 __ret; \
245})
246
247#define BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, atype, t_ctx) \
248({ \
249 int __ret = 0; \
250 if (cgroup_bpf_enabled(atype)) { \
251 lock_sock(sk); \
252 __ret = __cgroup_bpf_run_filter_sock_addr(sk, \
253 (struct sockaddr_unsized *)uaddr, uaddrlen, \
254 atype, t_ctx, NULL); \
255 release_sock(sk); \
256 } \
257 __ret; \
258})
259
260/* BPF_CGROUP_INET4_BIND and BPF_CGROUP_INET6_BIND can return extra flags
261 * via upper bits of return code. The only flag that is supported
262 * (at bit position 0) is to indicate CAP_NET_BIND_SERVICE capability check
263 * should be bypassed (BPF_RET_BIND_NO_CAP_NET_BIND_SERVICE).
264 */
265#define BPF_CGROUP_RUN_PROG_INET_BIND_LOCK(sk, uaddr, uaddrlen, atype, bind_flags) \
266({ \
267 u32 __flags = 0; \
268 int __ret = 0; \
269 if (cgroup_bpf_enabled(atype)) { \
270 lock_sock(sk); \
271 __ret = __cgroup_bpf_run_filter_sock_addr(sk, \
272 (struct sockaddr_unsized *)uaddr, uaddrlen, \
273 atype, NULL, &__flags); \
274 release_sock(sk); \
275 if (__flags & BPF_RET_BIND_NO_CAP_NET_BIND_SERVICE) \
276 *bind_flags |= BIND_NO_CAP_NET_BIND_SERVICE; \
277 } \
278 __ret; \
279})
280
281#define BPF_CGROUP_PRE_CONNECT_ENABLED(sk) \
282 ((cgroup_bpf_enabled(CGROUP_INET4_CONNECT) || \
283 cgroup_bpf_enabled(CGROUP_INET6_CONNECT)) && \
284 (sk)->sk_prot->pre_connect)
285
286#define BPF_CGROUP_RUN_PROG_INET4_CONNECT(sk, uaddr, uaddrlen) \
287 BPF_CGROUP_RUN_SA_PROG(sk, uaddr, uaddrlen, CGROUP_INET4_CONNECT)
288
289#define BPF_CGROUP_RUN_PROG_INET6_CONNECT(sk, uaddr, uaddrlen) \
290 BPF_CGROUP_RUN_SA_PROG(sk, uaddr, uaddrlen, CGROUP_INET6_CONNECT)
291
292#define BPF_CGROUP_RUN_PROG_INET4_CONNECT_LOCK(sk, uaddr, uaddrlen) \
293 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_INET4_CONNECT, NULL)
294
295#define BPF_CGROUP_RUN_PROG_INET6_CONNECT_LOCK(sk, uaddr, uaddrlen) \
296 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_INET6_CONNECT, NULL)
297
298#define BPF_CGROUP_RUN_PROG_UNIX_CONNECT_LOCK(sk, uaddr, uaddrlen) \
299 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UNIX_CONNECT, NULL)
300
301#define BPF_CGROUP_RUN_PROG_UDP4_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) \
302 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UDP4_SENDMSG, t_ctx)
303
304#define BPF_CGROUP_RUN_PROG_UDP6_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) \
305 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UDP6_SENDMSG, t_ctx)
306
307#define BPF_CGROUP_RUN_PROG_UNIX_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) \
308 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UNIX_SENDMSG, t_ctx)
309
310#define BPF_CGROUP_RUN_PROG_UDP4_RECVMSG_LOCK(sk, uaddr, uaddrlen) \
311 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UDP4_RECVMSG, NULL)
312
313#define BPF_CGROUP_RUN_PROG_UDP6_RECVMSG_LOCK(sk, uaddr, uaddrlen) \
314 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UDP6_RECVMSG, NULL)
315
316#define BPF_CGROUP_RUN_PROG_UNIX_RECVMSG_LOCK(sk, uaddr, uaddrlen) \
317 BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, CGROUP_UNIX_RECVMSG, NULL)
318
319/* The SOCK_OPS"_SK" macro should be used when sock_ops->sk is not a
320 * fullsock and its parent fullsock cannot be traced by
321 * sk_to_full_sk().
322 *
323 * e.g. sock_ops->sk is a request_sock and it is under syncookie mode.
324 * Its listener-sk is not attached to the rsk_listener.
325 * In this case, the caller holds the listener-sk (unlocked),
326 * set its sock_ops->sk to req_sk, and call this SOCK_OPS"_SK" with
327 * the listener-sk such that the cgroup-bpf-progs of the
328 * listener-sk will be run.
329 *
330 * Regardless of syncookie mode or not,
331 * calling bpf_setsockopt on listener-sk will not make sense anyway,
332 * so passing 'sock_ops->sk == req_sk' to the bpf prog is appropriate here.
333 */
334#define BPF_CGROUP_RUN_PROG_SOCK_OPS_SK(sock_ops, sk) \
335({ \
336 int __ret = 0; \
337 if (cgroup_bpf_enabled(CGROUP_SOCK_OPS)) \
338 __ret = __cgroup_bpf_run_filter_sock_ops(sk, \
339 sock_ops, \
340 CGROUP_SOCK_OPS); \
341 __ret; \
342})
343
344#define BPF_CGROUP_RUN_PROG_SOCK_OPS(sock_ops) \
345({ \
346 int __ret = 0; \
347 if (cgroup_bpf_enabled(CGROUP_SOCK_OPS) && (sock_ops)->sk) { \
348 typeof(sk) __sk = sk_to_full_sk((sock_ops)->sk); \
349 if (__sk && sk_fullsock(__sk)) \
350 __ret = __cgroup_bpf_run_filter_sock_ops(__sk, \
351 sock_ops, \
352 CGROUP_SOCK_OPS); \
353 } \
354 __ret; \
355})
356
357#define BPF_CGROUP_RUN_PROG_DEVICE_CGROUP(atype, major, minor, access) \
358({ \
359 int __ret = 0; \
360 if (cgroup_bpf_enabled(CGROUP_DEVICE)) \
361 __ret = __cgroup_bpf_check_dev_permission(atype, major, minor, \
362 access, \
363 CGROUP_DEVICE); \
364 \
365 __ret; \
366})
367
368
369#define BPF_CGROUP_RUN_PROG_SYSCTL(head, table, write, buf, count, pos) \
370({ \
371 int __ret = 0; \
372 if (cgroup_bpf_enabled(CGROUP_SYSCTL)) \
373 __ret = __cgroup_bpf_run_filter_sysctl(head, table, write, \
374 buf, count, pos, \
375 CGROUP_SYSCTL); \
376 __ret; \
377})
378
379#define BPF_CGROUP_RUN_PROG_SETSOCKOPT(sock, level, optname, optval, optlen, \
380 kernel_optval) \
381({ \
382 int __ret = 0; \
383 if (cgroup_bpf_enabled(CGROUP_SETSOCKOPT) && \
384 cgroup_bpf_sock_enabled(sock, CGROUP_SETSOCKOPT)) \
385 __ret = __cgroup_bpf_run_filter_setsockopt(sock, level, \
386 optname, optval, \
387 optlen, \
388 kernel_optval); \
389 __ret; \
390})
391
392#define BPF_CGROUP_RUN_PROG_GETSOCKOPT(sock, level, optname, optval, optlen, \
393 max_optlen, retval) \
394({ \
395 int __ret = retval; \
396 if (cgroup_bpf_enabled(CGROUP_GETSOCKOPT) && \
397 cgroup_bpf_sock_enabled(sock, CGROUP_GETSOCKOPT)) \
398 if (!(sock)->sk_prot->bpf_bypass_getsockopt || \
399 !INDIRECT_CALL_INET_1((sock)->sk_prot->bpf_bypass_getsockopt, \
400 tcp_bpf_bypass_getsockopt, \
401 level, optname)) \
402 __ret = __cgroup_bpf_run_filter_getsockopt( \
403 sock, level, optname, optval, optlen, \
404 max_optlen, retval); \
405 __ret; \
406})
407
408#define BPF_CGROUP_RUN_PROG_GETSOCKOPT_KERN(sock, level, optname, optval, \
409 optlen, retval) \
410({ \
411 int __ret = retval; \
412 if (cgroup_bpf_enabled(CGROUP_GETSOCKOPT)) \
413 __ret = __cgroup_bpf_run_filter_getsockopt_kern( \
414 sock, level, optname, optval, optlen, retval); \
415 __ret; \
416})
417
418int cgroup_bpf_prog_attach(const union bpf_attr *attr,
419 enum bpf_prog_type ptype, struct bpf_prog *prog);
420int cgroup_bpf_prog_detach(const union bpf_attr *attr,
421 enum bpf_prog_type ptype);
422int cgroup_bpf_link_attach(const union bpf_attr *attr, struct bpf_prog *prog);
423int cgroup_bpf_prog_query(const union bpf_attr *attr,
424 union bpf_attr __user *uattr);
425
426const struct bpf_func_proto *
427cgroup_common_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog);
428#else
429
430static inline void cgroup_bpf_lifetime_notifier_init(void)
431{
432 return;
433}
434
435static inline int cgroup_bpf_prog_attach(const union bpf_attr *attr,
436 enum bpf_prog_type ptype,
437 struct bpf_prog *prog)
438{
439 return -EINVAL;
440}
441
442static inline int cgroup_bpf_prog_detach(const union bpf_attr *attr,
443 enum bpf_prog_type ptype)
444{
445 return -EINVAL;
446}
447
448static inline int cgroup_bpf_link_attach(const union bpf_attr *attr,
449 struct bpf_prog *prog)
450{
451 return -EINVAL;
452}
453
454static inline int cgroup_bpf_prog_query(const union bpf_attr *attr,
455 union bpf_attr __user *uattr)
456{
457 return -EINVAL;
458}
459
460static inline const struct bpf_func_proto *
461cgroup_common_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
462{
463 return NULL;
464}
465
466static inline int bpf_cgroup_storage_assign(struct bpf_prog_aux *aux,
467 struct bpf_map *map) { return 0; }
468static inline struct bpf_cgroup_storage *bpf_cgroup_storage_alloc(
469 struct bpf_prog *prog, enum bpf_cgroup_storage_type stype) { return NULL; }
470static inline void bpf_cgroup_storage_free(
471 struct bpf_cgroup_storage *storage) {}
472static inline int bpf_percpu_cgroup_storage_copy(struct bpf_map *map, void *key,
473 void *value) {
474 return 0;
475}
476static inline int bpf_percpu_cgroup_storage_update(struct bpf_map *map,
477 void *key, void *value, u64 flags) {
478 return 0;
479}
480
481#define cgroup_bpf_enabled(atype) (0)
482#define BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, uaddrlen, atype, t_ctx) ({ 0; })
483#define BPF_CGROUP_RUN_SA_PROG(sk, uaddr, uaddrlen, atype) ({ 0; })
484#define BPF_CGROUP_PRE_CONNECT_ENABLED(sk) (0)
485#define BPF_CGROUP_RUN_PROG_INET_INGRESS(sk,skb) ({ 0; })
486#define BPF_CGROUP_RUN_PROG_INET_EGRESS(sk,skb) ({ 0; })
487#define BPF_CGROUP_RUN_PROG_INET_SOCK(sk) ({ 0; })
488#define BPF_CGROUP_RUN_PROG_INET_SOCK_RELEASE(sk) ({ 0; })
489#define BPF_CGROUP_RUN_PROG_INET_BIND_LOCK(sk, uaddr, uaddrlen, atype, flags) ({ 0; })
490#define BPF_CGROUP_RUN_PROG_INET4_POST_BIND(sk) ({ 0; })
491#define BPF_CGROUP_RUN_PROG_INET6_POST_BIND(sk) ({ 0; })
492#define BPF_CGROUP_RUN_PROG_INET4_CONNECT(sk, uaddr, uaddrlen) ({ 0; })
493#define BPF_CGROUP_RUN_PROG_INET4_CONNECT_LOCK(sk, uaddr, uaddrlen) ({ 0; })
494#define BPF_CGROUP_RUN_PROG_INET6_CONNECT(sk, uaddr, uaddrlen) ({ 0; })
495#define BPF_CGROUP_RUN_PROG_INET6_CONNECT_LOCK(sk, uaddr, uaddrlen) ({ 0; })
496#define BPF_CGROUP_RUN_PROG_UNIX_CONNECT_LOCK(sk, uaddr, uaddrlen) ({ 0; })
497#define BPF_CGROUP_RUN_PROG_UDP4_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) ({ 0; })
498#define BPF_CGROUP_RUN_PROG_UDP6_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) ({ 0; })
499#define BPF_CGROUP_RUN_PROG_UNIX_SENDMSG_LOCK(sk, uaddr, uaddrlen, t_ctx) ({ 0; })
500#define BPF_CGROUP_RUN_PROG_UDP4_RECVMSG_LOCK(sk, uaddr, uaddrlen) ({ 0; })
501#define BPF_CGROUP_RUN_PROG_UDP6_RECVMSG_LOCK(sk, uaddr, uaddrlen) ({ 0; })
502#define BPF_CGROUP_RUN_PROG_UNIX_RECVMSG_LOCK(sk, uaddr, uaddrlen) ({ 0; })
503#define BPF_CGROUP_RUN_PROG_SOCK_OPS(sock_ops) ({ 0; })
504#define BPF_CGROUP_RUN_PROG_DEVICE_CGROUP(atype, major, minor, access) ({ 0; })
505#define BPF_CGROUP_RUN_PROG_SYSCTL(head,table,write,buf,count,pos) ({ 0; })
506#define BPF_CGROUP_RUN_PROG_GETSOCKOPT(sock, level, optname, optval, \
507 optlen, max_optlen, retval) ({ retval; })
508#define BPF_CGROUP_RUN_PROG_GETSOCKOPT_KERN(sock, level, optname, optval, \
509 optlen, retval) ({ retval; })
510#define BPF_CGROUP_RUN_PROG_SETSOCKOPT(sock, level, optname, optval, optlen, \
511 kernel_optval) ({ 0; })
512
513#endif /* CONFIG_CGROUP_BPF */
514
515#endif /* _BPF_CGROUP_H */